NOAA SWPC Alerts, Watches en Waarschuwingen

Het National Oceanic and Atmospheric Administration Space Weather Prediction Center (NOAA SWPC) is de officiële ruimteweer instantie van de Verenigde Staten die alerts, watches en waarschuwingen verstuurd met betrekking tot het ruimteweer. Hieronder zal je de meest recente ruimteweer alerts, watches en waarschuwingen vinden van het NOAA SWPC.

dinsdag 29 september 2020

11:53 UTC

Space Weather Message Code: WARK04
Serial Number: 3769
Issue Time: 2020 Sep 29 1153 UTC

EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 3768
Valid From: 2020 Sep 27 1920 UTC
Now Valid Until: 2020 Sep 29 2100 UTC
Warning Condition: persistence

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.

04:59 UTC

Space Weather Message Code: ALTEF3
Serial Number: 3061
Issue Time: 2020 Sep 29 0459 UTC

CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3060
Begin Time: 2020 Sep 24 1540 UTC
Yesterday Maximum 2MeV Flux: 15792 pfu

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.

maandag 28 september 2020

23:54 UTC

Space Weather Message Code: WARK04
Serial Number: 3768
Issue Time: 2020 Sep 28 2354 UTC

EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 3767
Valid From: 2020 Sep 27 1920 UTC
Now Valid Until: 2020 Sep 29 1200 UTC
Warning Condition: persistence

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.

23:54 UTC

Space Weather Message Code: WARK05
Serial Number: 1563
Issue Time: 2020 Sep 28 2354 UTC

EXTENDED WARNING: Geomagnetic K-index of 5 expected
Extension to Serial Number: 1562
Valid From: 2020 Sep 27 1935 UTC
Now Valid Until: 2020 Sep 29 0600 UTC
Warning Condition: persistence

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Spacecraft - Minor impact on satellite operations possible.
Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine.

22:24 UTC

Space Weather Message Code: ALTK05
Serial Number: 1304
Issue Time: 2020 Sep 28 2224 UTC

ALERT: Geomagnetic K-index of 5
Threshold Reached: 2020 Sep 28 2223 UTC
Synoptic Period: 2100-2400 UTC

Active Warning: Yes
NOAA Scale: G1 - Minor

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Spacecraft - Minor impact on satellite operations possible.
Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine.

08:07 UTC

Space Weather Message Code: WARK04
Serial Number: 3767
Issue Time: 2020 Sep 28 0807 UTC

EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 3766
Valid From: 2020 Sep 27 1920 UTC
Now Valid Until: 2020 Sep 28 2359 UTC
Warning Condition: persistence

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.

08:07 UTC

Space Weather Message Code: WARK05
Serial Number: 1562
Issue Time: 2020 Sep 28 0807 UTC

EXTENDED WARNING: Geomagnetic K-index of 5 expected
Extension to Serial Number: 1561
Valid From: 2020 Sep 27 1935 UTC
Now Valid Until: 2020 Sep 28 2359 UTC
Warning Condition: persistence

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Spacecraft - Minor impact on satellite operations possible.
Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine.

08:01 UTC

Space Weather Message Code: ALTEF3
Serial Number: 3060
Issue Time: 2020 Sep 28 0801 UTC

CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3059
Begin Time: 2020 Sep 24 1540 UTC
Yesterday Maximum 2MeV Flux: 16737 pfu

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.

05:49 UTC

Space Weather Message Code: ALTK05
Serial Number: 1303
Issue Time: 2020 Sep 28 0549 UTC

ALERT: Geomagnetic K-index of 5
Threshold Reached: 2020 Sep 28 0548 UTC
Synoptic Period: 0300-0600 UTC

Active Warning: Yes
NOAA Scale: G1 - Minor

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Spacecraft - Minor impact on satellite operations possible.
Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine.

00:01 UTC

Space Weather Message Code: ALTK06
Serial Number: 476
Issue Time: 2020 Sep 28 0001 UTC

ALERT: Geomagnetic K-index of 6
Threshold Reached: 2020 Sep 27 2359 UTC
Synoptic Period: 2100-2359 UTC

Active Warning: Yes
NOAA Scale: G2 - Moderate

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 55 degrees Geomagnetic Latitude.
Induced Currents - Power grid fluctuations can occur. High-latitude power systems may experience voltage alarms.
Spacecraft - Satellite orientation irregularities may occur; increased drag on low Earth-orbit satellites is possible.
Radio - HF (high frequency) radio propagation can fade at higher latitudes.
Aurora - Aurora may be seen as low as New York to Wisconsin to Washington state.

zondag 27 september 2020

23:23 UTC

Space Weather Message Code: WARK06
Serial Number: 438
Issue Time: 2020 Sep 27 2323 UTC

WARNING: Geomagnetic K-Index of 6 expected
Valid From: 2020 Sep 27 2322 UTC
Valid To: 2020 Sep 28 0900 UTC
Warning Condition: Onset
NOAA Scale: G2 - Moderate

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 55 degrees Geomagnetic Latitude.
Induced Currents - Power grid fluctuations can occur. High-latitude power systems may experience voltage alarms.
Spacecraft - Satellite orientation irregularities may occur; increased drag on low Earth-orbit satellites is possible.
Radio - HF (high frequency) radio propagation can fade at higher latitudes.
Aurora - Aurora may be seen as low as New York to Wisconsin to Washington state.

20:45 UTC

Space Weather Message Code: WATA30
Serial Number: 185
Issue Time: 2020 Sep 27 2045 UTC

WATCH: Geomagnetic Storm Category G2 Predicted

Highest Storm Level Predicted by Day:
Sep 28: G2 (Moderate) Sep 29: G2 (Moderate) Sep 30: G1 (Minor)

THIS SUPERSEDES ANY/ALL PRIOR WATCHES IN EFFECT

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 55 degrees Geomagnetic Latitude.
Induced Currents - Power grid fluctuations can occur. High-latitude power systems may experience voltage alarms.
Spacecraft - Satellite orientation irregularities may occur; increased drag on low Earth-orbit satellites is possible.
Radio - HF (high frequency) radio propagation can fade at higher latitudes.
Aurora - Aurora may be seen as low as New York to Wisconsin to Washington state.

20:19 UTC

Space Weather Message Code: ALTK05
Serial Number: 1302
Issue Time: 2020 Sep 27 2019 UTC

ALERT: Geomagnetic K-index of 5
Threshold Reached: 2020 Sep 27 2019 UTC
Synoptic Period: 1800-2100 UTC

Active Warning: Yes
NOAA Scale: G1 - Minor

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Spacecraft - Minor impact on satellite operations possible.
Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine.

19:36 UTC

Space Weather Message Code: WARK05
Serial Number: 1561
Issue Time: 2020 Sep 27 1936 UTC

WARNING: Geomagnetic K-index of 5 expected
Valid From: 2020 Sep 27 1935 UTC
Valid To: 2020 Sep 28 0900 UTC
Warning Condition: Onset
NOAA Scale: G1 - Minor

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Spacecraft - Minor impact on satellite operations possible.
Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine.

19:33 UTC

Space Weather Message Code: ALTK04
Serial Number: 2168
Issue Time: 2020 Sep 27 1933 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2020 Sep 27 1933 UTC
Synoptic Period: 1800-2100 UTC

Active Warning: Yes

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.

19:18 UTC

Space Weather Message Code: WARK04
Serial Number: 3766
Issue Time: 2020 Sep 27 1918 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2020 Sep 27 1920 UTC
Valid To: 2020 Sep 28 1200 UTC
Warning Condition: Onset

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.

05:03 UTC

Space Weather Message Code: ALTEF3
Serial Number: 3059
Issue Time: 2020 Sep 27 0503 UTC

CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3058
Begin Time: 2020 Sep 24 1540 UTC
Yesterday Maximum 2MeV Flux: 3802 pfu

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.

zaterdag 26 september 2020

17:38 UTC

Space Weather Message Code: WARK04
Serial Number: 3765
Issue Time: 2020 Sep 26 1738 UTC

EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 3764
Valid From: 2020 Sep 25 0425 UTC
Now Valid Until: 2020 Sep 27 0900 UTC
Warning Condition: Persistence

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.

17:38 UTC

Space Weather Message Code: WARK05
Serial Number: 1560
Issue Time: 2020 Sep 26 1738 UTC

EXTENDED WARNING: Geomagnetic K-index of 5 expected
Extension to Serial Number: 1559
Valid From: 2020 Sep 26 1330 UTC
Now Valid Until: 2020 Sep 27 0900 UTC
Warning Condition: Persistence

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Spacecraft - Minor impact on satellite operations possible.
Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine.

17:38 UTC

Space Weather Message Code: WATA30
Serial Number: 184
Issue Time: 2020 Sep 26 1738 UTC

WATCH: Geomagnetic Storm Category G2 Predicted

Highest Storm Level Predicted by Day:
Sep 27: G1 (Minor) Sep 28: G1 (Minor) Sep 29: G2 (Moderate)

THIS SUPERSEDES ANY/ALL PRIOR WATCHES IN EFFECT

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 55 degrees Geomagnetic Latitude.
Induced Currents - Power grid fluctuations can occur. High-latitude power systems may experience voltage alarms.
Spacecraft - Satellite orientation irregularities may occur; increased drag on low Earth-orbit satellites is possible.
Radio - HF (high frequency) radio propagation can fade at higher latitudes.
Aurora - Aurora may be seen as low as New York to Wisconsin to Washington state.

13:38 UTC

Space Weather Message Code: ALTK05
Serial Number: 1301
Issue Time: 2020 Sep 26 1338 UTC

ALERT: Geomagnetic K-index of 5
Threshold Reached: 2020 Sep 26 1338 UTC
Synoptic Period: 1200-1500 UTC

Active Warning: Yes
NOAA Scale: G1 - Minor

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Spacecraft - Minor impact on satellite operations possible.
Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine.

13:31 UTC

Space Weather Message Code: WARK05
Serial Number: 1559
Issue Time: 2020 Sep 26 1331 UTC

WARNING: Geomagnetic K-index of 5 expected
Valid From: 2020 Sep 26 1330 UTC
Valid To: 2020 Sep 26 1800 UTC
Warning Condition: Onset
NOAA Scale: G1 - Minor

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Spacecraft - Minor impact on satellite operations possible.
Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine.

13:16 UTC

Space Weather Message Code: ALTEF3
Serial Number: 3058
Issue Time: 2020 Sep 26 1316 UTC

CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3057
Begin Time: 2020 Sep 24 1540 UTC
Yesterday Maximum 2MeV Flux: 6990 pfu

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.

11:07 UTC

Space Weather Message Code: WARK04
Serial Number: 3764
Issue Time: 2020 Sep 26 1107 UTC

EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 3763
Valid From: 2020 Sep 25 0425 UTC
Now Valid Until: 2020 Sep 26 1800 UTC
Warning Condition: Persistence

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.

05:17 UTC

Space Weather Message Code: ALTK05
Serial Number: 1300
Issue Time: 2020 Sep 26 0517 UTC

ALERT: Geomagnetic K-index of 5
Threshold Reached: 2020 Sep 26 0516 UTC
Synoptic Period: 0300-0600 UTC

Active Warning: Yes
NOAA Scale: G1 - Minor

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Spacecraft - Minor impact on satellite operations possible.
Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine.

04:57 UTC

Space Weather Message Code: WARK05
Serial Number: 1558
Issue Time: 2020 Sep 26 0457 UTC

WARNING: Geomagnetic K-index of 5 expected
Valid From: 2020 Sep 26 0455 UTC
Valid To: 2020 Sep 26 1200 UTC
Warning Condition: Onset
NOAA Scale: G1 - Minor

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Spacecraft - Minor impact on satellite operations possible.
Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine.

vrijdag 25 september 2020

23:54 UTC

Space Weather Message Code: WARK04
Serial Number: 3763
Issue Time: 2020 Sep 25 2354 UTC

EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 3762
Valid From: 2020 Sep 25 0425 UTC
Now Valid Until: 2020 Sep 26 1200 UTC
Warning Condition: Persistence

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.

20:23 UTC

Space Weather Message Code: WATA20
Serial Number: 868
Issue Time: 2020 Sep 25 2023 UTC

WATCH: Geomagnetic Storm Category G1 Predicted

Highest Storm Level Predicted by Day:
Sep 26: None (Below G1) Sep 27: None (Below G1) Sep 28: G1 (Minor)

THIS SUPERSEDES ANY/ALL PRIOR WATCHES IN EFFECT

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Spacecraft - Minor impact on satellite operations possible.
Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine.

17:59 UTC

Space Weather Message Code: ALTK05
Serial Number: 1299
Issue Time: 2020 Sep 25 1759 UTC

ALERT: Geomagnetic K-index of 5
Threshold Reached: 2020 Sep 25 1759 UTC
Synoptic Period: 1500-1800 UTC

Active Warning: Yes
NOAA Scale: G1 - Minor

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Spacecraft - Minor impact on satellite operations possible.
Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine.

17:06 UTC

Space Weather Message Code: WARK05
Serial Number: 1557
Issue Time: 2020 Sep 25 1706 UTC

WARNING: Geomagnetic K-index of 5 expected
Valid From: 2020 Sep 25 1705 UTC
Valid To: 2020 Sep 25 2100 UTC
Warning Condition: Onset
NOAA Scale: G1 - Minor

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Spacecraft - Minor impact on satellite operations possible.
Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine.

14:34 UTC

Space Weather Message Code: WARK04
Serial Number: 3762
Issue Time: 2020 Sep 25 1434 UTC

EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 3761
Valid From: 2020 Sep 25 0425 UTC
Now Valid Until: 2020 Sep 25 2359 UTC
Warning Condition: Persistence

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.

10:41 UTC

Space Weather Message Code: ALTEF3
Serial Number: 3057
Issue Time: 2020 Sep 25 1041 UTC

CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3056
Begin Time: 2020 Sep 24 1540 UTC
Yesterday Maximum 2MeV Flux: 1232 pfu

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.

08:49 UTC

Space Weather Message Code: WARK04
Serial Number: 3761
Issue Time: 2020 Sep 25 0849 UTC

EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 3760
Valid From: 2020 Sep 25 0425 UTC
Now Valid Until: 2020 Sep 25 1500 UTC
Warning Condition: Persistence

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.

06:01 UTC

Space Weather Message Code: ALTK04
Serial Number: 2167
Issue Time: 2020 Sep 25 0601 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2020 Sep 25 0559 UTC
Synoptic Period: 0300-0600 UTC

Active Warning: Yes

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.

04:26 UTC

Space Weather Message Code: WARK04
Serial Number: 3760
Issue Time: 2020 Sep 25 0426 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2020 Sep 25 0425 UTC
Valid To: 2020 Sep 25 0900 UTC
Warning Condition: Onset

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.

donderdag 24 september 2020

17:03 UTC

Space Weather Message Code: ALTEF3
Serial Number: 3056
Issue Time: 2020 Sep 24 1703 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2020 Sep 24 1540 UTC
Station: GOES-16


NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.

08:07 UTC

Space Weather Message Code: WARK06
Serial Number: 437
Issue Time: 2020 Sep 24 0807 UTC

WARNING: Geomagnetic K-Index of 6 expected
Valid From: 2020 Sep 24 0806 UTC
Valid To: 2020 Sep 24 1200 UTC
Warning Condition: Onset
NOAA Scale: G2 - Moderate

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 55 degrees Geomagnetic Latitude.
Induced Currents - Power grid fluctuations can occur. High-latitude power systems may experience voltage alarms.
Spacecraft - Satellite orientation irregularities may occur; increased drag on low Earth-orbit satellites is possible.
Radio - HF (high frequency) radio propagation can fade at higher latitudes.
Aurora - Aurora may be seen as low as New York to Wisconsin to Washington state.

07:47 UTC

Space Weather Message Code: ALTK05
Serial Number: 1298
Issue Time: 2020 Sep 24 0747 UTC

ALERT: Geomagnetic K-index of 5
Threshold Reached: 2020 Sep 24 0741 UTC
Synoptic Period: 0600-0900 UTC

Active Warning: Yes
NOAA Scale: G1 - Minor

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Spacecraft - Minor impact on satellite operations possible.
Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine.

07:33 UTC

Space Weather Message Code: WARK05
Serial Number: 1556
Issue Time: 2020 Sep 24 0733 UTC

WARNING: Geomagnetic K-index of 5 expected
Valid From: 2020 Sep 24 0733 UTC
Valid To: 2020 Sep 24 1500 UTC
Warning Condition: Onset
NOAA Scale: G1 - Minor

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Spacecraft - Minor impact on satellite operations possible.
Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine.

07:22 UTC

Space Weather Message Code: WARK04
Serial Number: 3759
Issue Time: 2020 Sep 24 0722 UTC

EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 3758
Valid From: 2020 Sep 23 1956 UTC
Now Valid Until: 2020 Sep 24 1800 UTC
Warning Condition: Persisence

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.

02:57 UTC

Space Weather Message Code: WARK04
Serial Number: 3758
Issue Time: 2020 Sep 24 0257 UTC

EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 3757
Valid From: 2020 Sep 23 1956 UTC
Now Valid Until: 2020 Sep 24 0900 UTC
Warning Condition: Persisence

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.

woensdag 23 september 2020

21:28 UTC

Space Weather Message Code: ALTK04
Serial Number: 2166
Issue Time: 2020 Sep 23 2128 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2020 Sep 23 2100 UTC
Synoptic Period: 2100-2400 UTC

Active Warning: Yes

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.

19:58 UTC

Space Weather Message Code: WARK04
Serial Number: 3757
Issue Time: 2020 Sep 23 1958 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2020 Sep 23 1956 UTC
Valid To: 2020 Sep 24 0300 UTC
Warning Condition: Onset

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.

12:53 UTC

Space Weather Message Code: ALTK04
Serial Number: 2165
Issue Time: 2020 Sep 23 1253 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2020 Sep 23 1242 UTC
Synoptic Period: 1200-1500 UTC

Active Warning: Yes

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.

12:31 UTC

Space Weather Message Code: WARK04
Serial Number: 3756
Issue Time: 2020 Sep 23 1231 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2020 Sep 23 1230 UTC
Valid To: 2020 Sep 23 1800 UTC
Warning Condition: Onset

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.

zondag 13 september 2020

14:36 UTC

Space Weather Message Code: ALTEF3
Serial Number: 3055
Issue Time: 2020 Sep 13 1436 UTC

CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3054
Begin Time: 2020 Aug 30 1325 UTC
Yesterday Maximum 2MeV Flux: 1467 pfu

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.

zaterdag 12 september 2020

15:17 UTC

Space Weather Message Code: ALTEF3
Serial Number: 3054
Issue Time: 2020 Sep 12 1517 UTC

CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3053
Begin Time: 2020 Aug 30 1325 UTC
Yesterday Maximum 2MeV Flux: 4801 pfu

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.

vrijdag 11 september 2020

09:19 UTC

Space Weather Message Code: ALTEF3
Serial Number: 3053
Issue Time: 2020 Sep 11 0919 UTC

CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3052
Begin Time: 2020 Aug 30 1325 UTC
Yesterday Maximum 2MeV Flux: 3580 pfu

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.

donderdag 10 september 2020

09:29 UTC

Space Weather Message Code: ALTEF3
Serial Number: 3052
Issue Time: 2020 Sep 10 0929 UTC

CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3051
Begin Time: 2020 Aug 30 1325 UTC
Yesterday Maximum 2MeV Flux: 4358 pfu

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.

woensdag 09 september 2020

09:47 UTC

Space Weather Message Code: ALTEF3
Serial Number: 3051
Issue Time: 2020 Sep 09 0947 UTC

CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3050
Begin Time: 2020 Aug 30 1325 UTC
Yesterday Maximum 2MeV Flux: 9181 pfu

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.

dinsdag 08 september 2020

05:33 UTC

Space Weather Message Code: ALTEF3
Serial Number: 3050
Issue Time: 2020 Sep 08 0533 UTC

CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3049
Begin Time: 2020 Aug 30 1325 UTC
Yesterday Maximum 2MeV Flux: 10220 pfu

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.

maandag 07 september 2020

05:00 UTC

Space Weather Message Code: ALTEF3
Serial Number: 3049
Issue Time: 2020 Sep 07 0500 UTC

CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3048
Begin Time: 2020 Aug 30 1325 UTC
Yesterday Maximum 2MeV Flux: 5374 pfu

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.

zondag 06 september 2020

05:00 UTC

Space Weather Message Code: ALTEF3
Serial Number: 3048
Issue Time: 2020 Sep 06 0500 UTC

CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3047
Begin Time: 2020 Aug 30 1325 UTC
Yesterday Maximum 2MeV Flux: 3973 pfu

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.

zaterdag 05 september 2020

07:52 UTC

Space Weather Message Code: ALTEF3
Serial Number: 3047
Issue Time: 2020 Sep 05 0752 UTC

CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3046
Begin Time: 2020 Aug 30 1325 UTC
Yesterday Maximum 2MeV Flux: 15347 pfu

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.

vrijdag 04 september 2020

05:01 UTC

Space Weather Message Code: ALTEF3
Serial Number: 3046
Issue Time: 2020 Sep 04 0501 UTC

CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3045
Begin Time: 2020 Aug 30 1325 UTC
Yesterday Maximum 2MeV Flux: 14198 pfu

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.

donderdag 03 september 2020

05:11 UTC

Space Weather Message Code: ALTEF3
Serial Number: 3045
Issue Time: 2020 Sep 03 0511 UTC

CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3044
Begin Time: 2020 Aug 30 1325 UTC
Yesterday Maximum 2MeV Flux: 29370 pfu

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.

woensdag 02 september 2020

05:00 UTC

Space Weather Message Code: ALTEF3
Serial Number: 3044
Issue Time: 2020 Sep 02 0500 UTC

CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3043
Begin Time: 2020 Aug 30 1325 UTC
Yesterday Maximum 2MeV Flux: 13565 pfu

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.

dinsdag 01 september 2020

17:58 UTC

Space Weather Message Code: WARK04
Serial Number: 3755
Issue Time: 2020 Sep 01 1758 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2020 Sep 01 1757 UTC
Valid To: 2020 Sep 01 2359 UTC
Warning Condition: Onset

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.

06:52 UTC

Space Weather Message Code: ALTEF3
Serial Number: 3043
Issue Time: 2020 Sep 01 0652 UTC

CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3042
Begin Time: 2020 Aug 30 1325 UTC
Yesterday Maximum 2MeV Flux: 3505 pfu

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.

03:56 UTC

Space Weather Message Code: WARK04
Serial Number: 3754
Issue Time: 2020 Sep 01 0356 UTC

EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 3753
Valid From: 2020 Aug 31 0202 UTC
Now Valid Until: 2020 Sep 01 1200 UTC
Warning Condition: Persistence

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.

03:42 UTC

Space Weather Message Code: ALTEF3
Serial Number: 3042
Issue Time: 2020 Sep 01 0342 UTC

CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3041
Begin Time: 2020 Aug 30 1325 UTC
Yesterday Maximum 2MeV Flux: 3505 pfu

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.

maandag 31 augustus 2020

17:53 UTC

Space Weather Message Code: WARK05
Serial Number: 1555
Issue Time: 2020 Aug 31 1753 UTC

EXTENDED WARNING: Geomagnetic K-index of 5 expected
Extension to Serial Number: 1554
Valid From: 2020 Aug 31 1115 UTC
Now Valid Until: 2020 Aug 31 2359 UTC
Warning Condition: Persistence

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Spacecraft - Minor impact on satellite operations possible.
Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine.

17:43 UTC

Space Weather Message Code: WARK04
Serial Number: 3753
Issue Time: 2020 Aug 31 1743 UTC

EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 3752
Valid From: 2020 Aug 31 0202 UTC
Now Valid Until: 2020 Sep 01 0600 UTC
Warning Condition: Persistence

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.

12:12 UTC

Space Weather Message Code: ALTEF3
Serial Number: 3041
Issue Time: 2020 Aug 31 1212 UTC

CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3040
Begin Time: 2020 Aug 30 1325 UTC
Yesterday Maximum 2MeV Flux: 2801 pfu

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.

11:20 UTC

Space Weather Message Code: ALTK05
Serial Number: 1297
Issue Time: 2020 Aug 31 1120 UTC

ALERT: Geomagnetic K-index of 5
Threshold Reached: 2020 Aug 31 1120 UTC
Synoptic Period: 0900-1200 UTC

Active Warning: Yes
NOAA Scale: G1 - Minor

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Spacecraft - Minor impact on satellite operations possible.
Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine.

11:15 UTC

Space Weather Message Code: WARK05
Serial Number: 1554
Issue Time: 2020 Aug 31 1115 UTC

WARNING: Geomagnetic K-index of 5 expected
Valid From: 2020 Aug 31 1115 UTC
Valid To: 2020 Aug 31 1800 UTC
Warning Condition: Onset
NOAA Scale: G1 - Minor

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Spacecraft - Minor impact on satellite operations possible.
Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine.

08:56 UTC

Space Weather Message Code: WARK04
Serial Number: 3752
Issue Time: 2020 Aug 31 0856 UTC

EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 3751
Valid From: 2020 Aug 31 0202 UTC
Now Valid Until: 2020 Aug 31 1800 UTC
Warning Condition: Persistence

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.

04:28 UTC

Space Weather Message Code: ALTK05
Serial Number: 1296
Issue Time: 2020 Aug 31 0428 UTC

ALERT: Geomagnetic K-index of 5
Threshold Reached: 2020 Aug 31 0427 UTC
Synoptic Period: 0300-0600 UTC

Active Warning: Yes
NOAA Scale: G1 - Minor

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Spacecraft - Minor impact on satellite operations possible.
Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine.

03:57 UTC

Space Weather Message Code: WARK05
Serial Number: 1553
Issue Time: 2020 Aug 31 0357 UTC

WARNING: Geomagnetic K-index of 5 expected
Valid From: 2020 Aug 31 0357 UTC
Valid To: 2020 Aug 31 0900 UTC
Warning Condition: Onset
NOAA Scale: G1 - Minor

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Spacecraft - Minor impact on satellite operations possible.
Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine.

03:02 UTC

Space Weather Message Code: ALTK04
Serial Number: 2164
Issue Time: 2020 Aug 31 0302 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2020 Aug 31 0259 UTC
Synoptic Period: 0000-0300 UTC

Active Warning: Yes

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.

02:03 UTC

Space Weather Message Code: WARK04
Serial Number: 3751
Issue Time: 2020 Aug 31 0203 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2020 Aug 31 0202 UTC
Valid To: 2020 Aug 31 0900 UTC
Warning Condition: Onset

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.

zondag 30 augustus 2020

17:27 UTC

Space Weather Message Code: ALTEF3
Serial Number: 3040
Issue Time: 2020 Aug 30 1727 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2020 Aug 30 1325 UTC
Station: GOES-16


NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.

Laatste nieuws

Steun Poollicht.be!

Om ook bereikbaar te blijven bij grote poollichtkansen hebben we een zware server nodig die alle bezoekers aankan. Doneer en steun dit project zodat we online blijven en je geen enkele poollichtkans mist!

100%

Ruimteweer feitjes

Laatste X-klasse uitbarsting10/09/2017X8.2
Laatste M-klasse uitbarsting29/05/2020M1.1
Laatste geomagnetische storm28/09/2020Kp5 (G1)
Zonnevlekkenloze dagen
Afgelopen 365 dagen284 dagen
2020198 dagen (73%)
Huidige periode4 dagen

Deze dag in de geschiedenis*

Zonnevlammen
12015M2.9
22002M2.6
32001M1.8
42015M1.6
52015M1.4
ApG
1201124G2
2201636G1
3200128G1
4200730G1
5199925G1
*sinds 1994

Sociale netwerken