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 2025 Dec 12 0030 UTCPrepared by the NOAA © SWPC and processed by SpaceWeatherLive.com
Joint USAF/NOAA Solar Region Summary
SRS Number 346 Issued at 0030Z on 12 Dec 2025 This report is compiled from data received at SWO on 11 DecI. Regions with Sunspots
Locations Valid at 11/2400Z
| Nmbr | Location | Lo | Area | Z | LL | NN | Mag Type |
|---|---|---|---|---|---|---|---|
| 4294 | S15W81 | 284 | 0780 | Ekc | 14 | 15 | Beta-Gamma-Delta |
| 4296 | S15W69 | 272 | 0420 | Eko | 12 | 06 | Beta-Gamma |
| 4299 | N22W64 | 266 | 0010 | Bxo | 04 | 04 | Beta |
| 4304 | N26W49 | 252 | 0110 | Cai | 07 | 06 | Beta-Gamma |
| 4305 | S25E06 | 196 | 0140 | Dao | 08 | 08 | Beta |
| 4306 | S16W28 | 231 | 0010 | Bxo | 04 | 05 | Beta |
| 4307 | S11E08 | 195 | 0030 | Dro | 04 | 09 | Beta |
IA. H-alpha plages without spots
Locations Valid at 11/2400Z Dec
| Nmbr | Location | Lo |
|---|---|---|
| 4295 | N06W84 | 286 |
| 4300 | N08W59 | 261 |
| 4303 | S25W04 | 206 |
II. Regions Due to Return 12 Dec to 14 Dec
| Nmbr | Lat | Lo |
|---|---|---|
| 4292 | S16 | 104 |
| 4287 | N01 | 089 |
Latest news
Sunday, 7 December 2025
M8.1 solar flare with earth-directed CME
Monday, 1 December 2025
X1.9 solar flare, Coronal hole faces Earth
Friday, 14 November 2025
X4.0 solar flare
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Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/10 | M4.4 |
| Last geomagnetic storm | 2025/12/11 | Kp6- (G2) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 155.3 +63.5 |
| Last 30 days | 107.6 +8.5 |