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X4.5 solar flare with a fast coronal mass ejection
Sunspot region 3825 which is close to the east limb and slowly rotating into an earth-facing position has produced a long-duration X4.5 class solar flare (R3-strong) today that peaked at 15:29 UTC. This is the fifth largest solar flare of the current Solar Cycle.
Current data suggests there is a moderate possibility for aurora to appear at the following high latitude regions in the near future
SodankyläTromsø
Kiruna
Current data suggests there is a slight possibility for aurora to appear at the following high latitude regions in the near future
TórshavnOulu, Rovaniemi, Kuopio, Utsjoki
Reykjavik
Kirkenes, Trondheim
Arkhangelsk, Murmansk, Norilsk, Vorkuta
Luleå, Sundsvall, Umeå
Latest news
Coronal hole faces Earth
X2.0 solar flare from sunspot region 4001
Coronal hole faces Earth, Minor G1 geomagnetic storm watch
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Latest alerts
20:00 UTC - Geomagnetic activity
Minor G1 geomagnetic storm (Kp5) Threshold Reached: 19:44 UTC
18:48 UTC - Hemispheric Power Index
The OVATION model predicts the Hemispheric Power Index to reach 52GW at 19:34 UTC
13:00 UTC - Geomagnetic activity
Minor G1 geomagnetic storm (Kp5) Threshold Reached: 12:48 UTC
12:15 UTC - Geomagnetic activity
Minor G1 geomagnetic storm (Kp5) Threshold Reached: 11:59 UTC
Space weather facts
| Last X-flare | 2025/02/23 | X2.0 |
| Last M-flare | 2025/03/11 | M1.1 |
| Last geomagnetic storm | 2025/03/12 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2025 | 154.6 +17.6 |
| March 2025 | 116.4 -38.2 |
| Last 30 days | 141.1 -6.3 |