On this page you will find an overview of the strongest solar radiation storms from Solar Cycle 23 together with links to more information in our archive.
A lot of people come to SpaceWeatherLive to follow the Sun's activity or if there is aurora to be seen, but with more traffic comes higher server costs. Consider a donation if you enjoy SpaceWeatherLive so we can keep the website online!
Strong M6.17 flare from sunspot region 3981
Moderate R2 radio blackout in progress (≥M5 - current: M6.1)
Minor R1 radio blackout in progress (≥M1 - current: M3.66)
Moderate M1.42 flare
Minor R1 radio blackout in progress (≥M1 - current: M1.25)
Last X-flare | 2025/01/04 | X1.85 |
Last M-flare | 2025/02/03 | M1.4 |
Last geomagnetic storm | 2025/01/04 | Kp5 (G1) |
Spotless days | |
---|---|
Last spotless day | 2022/06/08 |
Monthly mean Sunspot Number | |
---|---|
December 2024 | 154.5 +2 |
February 2025 | 150.5 -4 |
Last 30 days | 142.5 +0.6 |