Solar region summary
Below you'll find a daily report brought to you by the NOAA about the solar regions during the past day and the prediction for the coming days. This page is daily updated around midnight.
Solar region summary 2026 Mar 19 0030 UTCPrepared by the NOAA © SWPC and processed by SpaceWeatherLive.com
Joint USAF/NOAA Solar Region Summary
SRS Number 78 Issued at 0030Z on 19 Mar 2026 This report is compiled from data received at SWO on 18 MarI. Regions with Sunspots
Locations Valid at 18/2400Z
| Nmbr | Location | Lo | Area | Z | LL | NN | Mag Type |
|---|---|---|---|---|---|---|---|
| 4391 | N07W61 | 066 | 0010 | Axx | 01 | 01 | Alpha |
| 4392 | S17W12 | 017 | 0170 | Csi | 04 | 13 | Beta-Gamma |
| 4393 | N14W45 | 050 | 0020 | Cso | 07 | 04 | Beta |
| 4395 | S06W01 | 006 | 0010 | Bxo | 05 | 07 | Beta |
| 4397 | N17E69 | 296 | 0030 | Cro | 06 | 08 | Beta |
IA. H-alpha plages without spots
Locations Valid at 18/2400Z Mar
| Nmbr | Location | Lo |
|---|---|---|
| 4387 | N08W75 | 080 |
| 4389 | N12W57 | 062 |
| 4390 | N26W82 | 087 |
| 4394 | S12W10 | 015 |
| 4396 | N20E14 | 352 |
II. Regions Due to Return 19 Mar to 21 Mar
| Nmbr | Lat | Lo |
|---|---|---|
| 4386 | N16 | 256 |
Latest news
Tuesday, 17 March 2026
M2.7 solar flare, CME arrival possible
Sunday, 1 February 2026
Complex sunspot region 4366
Monday, 19 January 2026
CME impact! S4 solar radiation storm
Latest forum messages
CMes from ar 4392 (19-21st of march) 11CH 31 HSS 25Filaments and prominences 516AR4392 (including CMEs) 115Growth of Cycle 25 987
More topicsSupport SpaceWeatherLive.com!
A lot of people come to SpaceWeatherLive to follow the Solar activity or if there is a chance to see the aurora, but with more traffic comes higher costs to keep the servers online. If you like SpaceWeatherLive and want to support the project you can choose a subscription for an ad-free site or consider a donation. With your help we can keep SpaceWeatherLive online!
Space weather facts
| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/03/18 | M2.7 |
| Last geomagnetic storm | 2026/03/14 | Kp6 (G2) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (4%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2026 | 78.2 -34.3 |
| March 2026 | 82.4 +4.2 |
| Last 30 days | 62.7 -52.5 |