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Bulletin on solar and geomagnetic activity Solar activity report
Geophysical report
Sunspot regions
Coronal holes
Kp values
Solar flares
Radiation storms
Solar wind (Speed, Density), Interplanetary Magnetic Field (IMF) (Bt, Bz)
What's the buzz about? CME aimed towards Earth?
A buzz started to develop in the space weather community about a possible earth-directed coronal mass ejection. We took a look at the event and weren't impressed but considering it is solar minimum and there hasn't been much to get excited about, we do a short analysis anyway.
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
Unexplained proton activity 68AR 14079 117Unspecified geomagnetic activity 2398Filaments and prominences 138Power transmission for all of us. And why I believe we are better prepared than ever for major solar events 48
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Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/04/30 | M2.03 |
| Last geomagnetic storm | 2025/05/03 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| April 2025 | 140.6 +6.4 |
| May 2025 | 74.8 -65.8 |
| Last 30 days | 110.5 -21.4 |