On this page you will find an overview of the strongest geomagnetic storms of 1944 together with links to more information in our archive. The Kp-values on this page are the official, finalized Kp-values from the GFZ in Potsdam, Germany. Times are in UTC.
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Begin Time: 29/01/2025 18:21 UTC Estimated Velocity: 487km/sec.
A coronal hole is facing our planet today which is sending a high speed solar wind stream towards us which could cause enhanced geomagnetic conditions (and thus aurora!) in the days ahead.
Read moreModerate M1 flare
Minor R1 radio blackout in progress (≥M1 - current: M1)
Active geomagnetic conditions (Kp4) Threshold Reached: 20:21 UTC
Last X-flare | 2025/01/04 | X1.85 |
Last M-flare | 2025/01/29 | M1.0 |
Last geomagnetic storm | 2025/01/04 | Kp5 (G1) |
Spotless days | |
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Last spotless day | 2022/06/08 |
Monthly mean Sunspot Number | |
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December 2024 | 154.5 +2 |
January 2025 | 145.3 -9.2 |
Last 30 days | 145.9 +11.5 |