Geomagnetic Storms of 1936
30 geomagnetic storms of G1 or more began in 1936: 19 G1, 8 G2, 3 G3, 0 G4, 0 G5. The strongest began June 18, 1936 and reached Kp 7+, rank 350 of every storm since 1932.
By month
Every storm of 1936
Times are UT, when the first block at Kp 5 or more began.
| Began (UTC) | Level | Peak Kp | Hours | Highest daily Ap |
|---|---|---|---|---|
| Jan 24, 21:00 | G1 Minor | 5 | 3 | 18 |
| Feb 16, 09:00 | G1 Minor | 5+ | 6 | 26 |
| Feb 17, 18:00 | G1 Minor | 5 | 3 | 25 |
| Feb 19, 18:00 | G1 Minor | 5+ | 6 | 25 |
| Mar 25, 00:00 | G1 Minor | 5 | 3 | 19 |
| Mar 26, 00:00 | G1 Minor | 5 | 3 | 17 |
| Apr 17, 21:00 | G2 Moderate | 6+ | 9 | 40 |
| Apr 18, 18:00 | G1 Minor | 5+ | 3 | 40 |
| Apr 19, 21:00 | G2 Moderate | 6+ | 6 | 34 |
| Apr 20, 18:00 | G1 Minor | 5+ | 6 | 33 |
| Apr 21, 18:00 | G3 Strong | 7 | 30 | 50 |
| Apr 23, 15:00 | G1 Minor | 5 | 3 | 32 |
| May 10, 18:00 | G1 Minor | 5+ | 3 | 16 |
| May 12, 18:00 | G1 Minor | 5+ | 3 | 25 |
| May 29, 12:00 | G1 Minor | 5 | 3 | 18 |
| Jun 2, 18:00 | G1 Minor | 5 | 3 | 24 |
| Jun 9, 06:00 | G2 Moderate | 6 | 12 | 41 |
| Jun 18, 21:00 | G3 Strong | 7+ | 21 | 67 |
| Jul 2, 12:00 | G1 Minor | 5+ | 6 | 33 |
| Jul 6, 09:00 | G2 Moderate | 6- | 6 | 31 |
| Jul 10, 18:00 | G1 Minor | 5+ | 9 | 32 |
| Jul 11, 15:00 | G1 Minor | 5 | 3 | 32 |
| Jul 29, 12:00 | G2 Moderate | 6 | 6 | 28 |
| Oct 10, 03:00 | G2 Moderate | 6- | 3 | 25 |
| Oct 16, 18:00 | G2 Moderate | 6+ | 15 | 35 |
| Oct 24, 15:00 | G1 Minor | 5+ | 3 | 19 |
| Oct 31, 09:00 | G1 Minor | 5+ | 6 | 25 |
| Nov 3, 18:00 | G1 Minor | 5+ | 12 | 21 |
| Nov 29, 00:00 | G3 Strong | 7 | 12 | 60 |
| Dec 28, 00:00 | G2 Moderate | 6- | 12 | 39 |
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.