Geomagnetic Storms of 2010
8 geomagnetic storms of G1 or more began in 2010: 4 G1, 2 G2, 1 G3, 1 G4, 0 G5. The strongest began April 5, 2010 and reached Kp 8-, rank 245 of every storm since 1932.
By month
Every storm of 2010
Times are UT, when the first block at Kp 5 or more began.
| Began (UTC) | Level | Peak Kp | Hours | Highest daily Ap |
|---|---|---|---|---|
| Apr 5, 06:00 | G4 Severe | 8- | 36 | 55 |
| Apr 12, 00:00 | G2 Moderate | 6- | 3 | 19 |
| Apr 14, 21:00 | G1 Minor | 5 | 3 | 10 |
| May 2, 12:00 | G2 Moderate | 6 | 15 | 36 |
| May 29, 06:00 | G1 Minor | 5+ | 3 | 28 |
| May 30, 18:00 | G1 Minor | 5 | 3 | 21 |
| Aug 3, 21:00 | G3 Strong | 7- | 24 | 49 |
| Oct 23, 12:00 | G1 Minor | 5 | 3 | 27 |
More
Sources
Kp and ap from GFZ Helmholtz Centre for Geosciences, Geomagnetic Observatory Niemegk, licensed CC BY 4.0: Matzka, J., Stolle, C., Yamazaki, Y., Bronkalla, O. and Morschhauser, A., 2021, The geomagnetic Kp index and derived indices of geomagnetic activity, Space Weather, doi:10.1029/2020SW002641; data doi:10.5880/Kp.0001. Storms, levels and aurora reach worked out by WeatherOverTime from those values and NOAA’s space weather scales. Definitive through August 31, 2026; later values are preliminary. Rebuilt 2026-09-24.