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X2.0 solar flare from sunspot region 4001
It has been 53 long days but we have finaly seen another X-class solar flare coming from the Sun today. Sunspot region 3947 produced an X1.8 solar flare on 4th of January and since that day... silence... but today departing sunspot region 4001 produced an X2.0 solar flare.
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CME arrival, G3 storm watch
X1.1 solar flare
Coronal hole faces Earth
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Thursday, 24 April 2025
07:27 UTC - Hemispheric Power Index
The OVATION model predicts the Hemispheric Power Index to reach 50GW at 08:15 UTC
07:15 UTC - Geomagnetic activity
Active geomagnetic conditions (Kp4) Threshold Reached: 07:03 UTC
06:27 UTC - Coronal mass ejection arrival
CME impact detected - Current Solar Wind Speed 644km/sec - IMF: Bt (strength): 15nT & Bz: 0nT (South).
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 | 124.6 -9.6 |
| Last 30 days | 121.2 -9.9 |