Geomagnetic Storms of 1953
60 geomagnetic storms of G1 or more began in 1953: 29 G1, 23 G2, 7 G3, 1 G4, 0 G5. The strongest began May 15, 1953 and reached Kp 8-, rank 213 of every storm since 1932.
By month
Every storm of 1953
Times are UT, when the first block at Kp 5 or more began.
| Began (UTC) | Level | Peak Kp | Hours | Highest daily Ap |
|---|---|---|---|---|
| Jan 5, 06:00 | G3 Strong | 7- | 12 | 51 |
| Jan 19, 03:00 | G1 Minor | 5+ | 6 | 27 |
| Jan 25, 09:00 | G2 Moderate | 6- | 21 | 45 |
| Jan 26, 18:00 | G2 Moderate | 6- | 27 | 45 |
| Jan 28, 21:00 | G1 Minor | 5 | 6 | 27 |
| Feb 22, 21:00 | G2 Moderate | 6 | 96 | 55 |
| Feb 27, 09:00 | G2 Moderate | 6 | 21 | 28 |
| Mar 2, 03:00 | G2 Moderate | 6+ | 27 | 68 |
| Mar 7, 00:00 | G1 Minor | 5 | 3 | 18 |
| Mar 8, 18:00 | G3 Strong | 7- | 9 | 39 |
| Mar 21, 00:00 | G1 Minor | 5 | 3 | 34 |
| Mar 21, 18:00 | G2 Moderate | 6 | 9 | 34 |
| Mar 23, 03:00 | G3 Strong | 7- | 66 | 63 |
| Mar 27, 03:00 | G1 Minor | 5 | 3 | 25 |
| Apr 4, 00:00 | G2 Moderate | 6 | 6 | 34 |
| Apr 16, 03:00 | G1 Minor | 5+ | 21 | 39 |
| Apr 19, 03:00 | G1 Minor | 5 | 3 | 23 |
| Apr 20, 03:00 | G1 Minor | 5+ | 6 | 36 |
| Apr 20, 21:00 | G1 Minor | 5 | 3 | 36 |
| Apr 21, 18:00 | G1 Minor | 5 | 3 | 28 |
| Apr 23, 03:00 | G1 Minor | 5 | 3 | 23 |
| May 6, 09:00 | G2 Moderate | 6- | 15 | 36 |
| May 8, 06:00 | G1 Minor | 5 | 3 | 29 |
| May 15, 12:00 | G4 Severe | 8- | 39 | 85 |
| May 19, 03:00 | G1 Minor | 5 | 3 | 26 |
| May 27, 06:00 | G1 Minor | 5+ | 3 | 24 |
| Jun 2, 06:00 | G2 Moderate | 6 | 27 | 49 |
| Jun 5, 18:00 | G2 Moderate | 6- | 3 | 20 |
| Jun 29, 09:00 | G2 Moderate | 6+ | 27 | 42 |
| Jul 1, 09:00 | G2 Moderate | 6- | 3 | 28 |
| Jul 23, 09:00 | G2 Moderate | 6- | 15 | 43 |
| Jul 27, 03:00 | G2 Moderate | 6 | 15 | 44 |
| Jul 28, 06:00 | G1 Minor | 5 | 3 | 26 |
| Aug 10, 06:00 | G1 Minor | 5 | 3 | 18 |
| Aug 12, 03:00 | G2 Moderate | 6- | 15 | 41 |
| Aug 13, 18:00 | G1 Minor | 5 | 3 | 24 |
| Aug 23, 09:00 | G3 Strong | 7- | 51 | 58 |
| Aug 27, 00:00 | G1 Minor | 5+ | 18 | 42 |
| Aug 28, 15:00 | G2 Moderate | 6- | 51 | 46 |
| Aug 31, 12:00 | G1 Minor | 5 | 3 | 28 |
| Sep 3, 15:00 | G3 Strong | 7+ | 36 | 61 |
| Sep 6, 06:00 | G1 Minor | 5 | 3 | 14 |
| Sep 11, 00:00 | G2 Moderate | 6- | 3 | 17 |
| Sep 15, 18:00 | G1 Minor | 5 | 3 | 19 |
| Sep 18, 21:00 | G3 Strong | 7- | 33 | 80 |
| Sep 21, 06:00 | G1 Minor | 5 | 3 | 28 |
| Sep 22, 00:00 | G2 Moderate | 6- | 9 | 33 |
| Sep 23, 03:00 | G1 Minor | 5+ | 36 | 46 |
| Oct 15, 12:00 | G3 Strong | 7+ | 15 | 46 |
| Oct 16, 18:00 | G2 Moderate | 6 | 6 | 44 |
| Oct 17, 15:00 | G1 Minor | 5+ | 3 | 33 |
| Oct 18, 06:00 | G2 Moderate | 6+ | 33 | 56 |
| Oct 20, 03:00 | G1 Minor | 5+ | 3 | 39 |
| Oct 21, 06:00 | G2 Moderate | 6- | 6 | 27 |
| Nov 13, 03:00 | G2 Moderate | 6- | 12 | 43 |
| Nov 14, 03:00 | G1 Minor | 5+ | 12 | 33 |
| Nov 15, 06:00 | G2 Moderate | 6- | 24 | 36 |
| Nov 19, 12:00 | G1 Minor | 5+ | 3 | 33 |
| Nov 23, 18:00 | G1 Minor | 5 | 3 | 22 |
| Dec 11, 12:00 | G1 Minor | 5 | 3 | 25 |
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.