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M-class activity from sunspot region 3311
There as been a lot of M-class flare activity the past few days coming from sunspot region 3311 including an M6.4 solar flare (R2-moderate) which peaked today at 07:32 UTC and an M8.9 solar flare (strongest from this region thus far) which peaked just a couple of moments ago at 12:35 UTC. This latest solar flare is the third solar flare from this sunspot region which peaked above the M5 threshold.
Latest news
Tuesday, 15 April 2025
CME arrival, G3 storm watch
Friday, 28 March 2025
X1.1 solar flare
Monday, 24 March 2025
Coronal hole faces Earth
Latest forum messages
Growth of Cycle 25 832AR4070 11Unspecified geomagnetic activity 2316The magnetic latitude problem 9Filaments and prominences 92
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Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/04/22 | M1.3 |
| Last geomagnetic storm | 2025/04/21 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2025 | 134.2 -20.4 |
| April 2025 | 121 -13.2 |
| Last 30 days | 114 -22.8 |