Geomagnetic Storms of 2026
32 geomagnetic storms of G1 or more began in 2026: 19 G1, 9 G2, 3 G3, 0 G4, 1 G5. The strongest began January 19, 2026 and reached Kp 9-, rank 34 of every storm since 1932.
By month
Every storm of 2026
Times are UT, when the first block at Kp 5 or more began.
| Began (UTC) | Level | Peak Kp | Hours | Highest daily Ap |
|---|---|---|---|---|
| Jan 2, 18:00 | G1 Minor | 5 | 3 | 23 |
| Jan 10, 18:00 | G2 Moderate | 6- | 6 | 31 |
| Jan 11, 15:00 | G1 Minor | 5+ | 6 | 28 |
| Jan 16, 15:00 | G1 Minor | 5 | 12 | 25 |
| Jan 19, 18:00 | G5 Extreme | 9- | 42 | 144 |
| Jan 22, 21:00 | G1 Minor | 5+ | 3 | 17 |
| Jan 28, 21:00 | G1 Minor | 5 | 3 | 23 |
| Feb 5, 03:00 | G1 Minor | 5+ | 3 | 21 |
| Feb 15, 00:00 | G1 Minor | 5+ | 6 | 26 |
| Feb 16, 18:00 | G2 Moderate | 6- | 3 | 26 |
| Feb 22, 06:00 | G1 Minor | 5+ | 3 | 35 |
| Feb 22, 21:00 | G1 Minor | 5+ | 3 | 35 |
| Mar 3, 21:00 | G1 Minor | 5 | 3 | 14 |
| Mar 13, 21:00 | G2 Moderate | 6 | 18 | 42 |
| Mar 20, 18:00 | G3 Strong | 7 | 15 | 43 |
| Mar 22, 09:00 | G3 Strong | 7 | 18 | 79 |
| Mar 23, 15:00 | G1 Minor | 5 | 3 | 31 |
| Mar 25, 06:00 | G1 Minor | 5 | 3 | 15 |
| Apr 2, 06:00 | G2 Moderate | 6+ | 42 | 46 |
| Apr 18, 03:00 | G1 Minor | 5+ | 9 | 33 |
| Apr 19, 06:00 | G1 Minor | 5+ | 3 | 21 |
| Apr 20, 15:00 | G1 Minor | 5 | 6 | 23 |
| May 4, 18:00 | G2 Moderate | 6 | 3 | 23 |
| May 15, 12:00 | G2 Moderate | 6 | 15 | 33 |
| Jun 5, 12:00 | G2 Moderate | 6 | 12 | 32 |
| Jun 25, 03:00 | G1 Minor | 5 | 3 | 24 |
| Jul 4, 00:00 | G3 Strong | 7 | 21 | 73 |
| Jul 23, 15:00 | G1 Minor | 5 | 6 | 21 |
| Aug 2, 15:00 | G2 Moderate | 6- | 3 | 17 |
| Aug 8, 12:00 | G2 Moderate | 6 | 9 | 30 |
| Aug 18, 18:00 | G1 Minor | 5+ | 3 | 24 |
| Sep 8, 06:00 | G1 Minor | 5 | 3 | 28 |
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.