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M1.0 solar flare from sunspot region 2443
Sunspot region 2443 has come to life once more with many C-class solar flares right now and it even managed to produce an impulsive M1.0 (R1) solar flare at 17:52 UTC. This event did not launch a coronal mass ejection.
Coronal hole faces Earth
A trans equatorial coronal hole is now facing Earth. This is the same coronal hole that was responsible for a strong G3 geomagnetic storm on 7 October 2015.
Latest news
X1.1 solar flare
Coronal hole faces Earth
Strong G3 geomagnetic storm watch for 23 March
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Latest alerts
Monday, 31 March 2025
11:15 UTC - Solar protons
Minor S1 Solar Radiation Storm - Minor impacts on HF radio through polar regions
10:45 UTC - Solar flare
Moderate M1.26 flare
10:27 UTC - Radio Blackout
Minor R1 radio blackout in progress (≥M1 - current: M1.22)
00:09 UTC - Solar flare
Moderate M1.03 flare
Sunday, 30 March 2025
23:51 UTC - Radio Blackout
Minor R1 radio blackout in progress (≥M1 - current: M1.03)
Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/03/31 | M1.2 |
| Last geomagnetic storm | 2025/03/27 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2025 | 154.6 +17.6 |
| Last 30 days | 127.7 -23.5 |