Geomagnetic Storms of 2016
30 geomagnetic storms of G1 or more began in 2016: 16 G1, 14 G2, 0 G3, 0 G4, 0 G5. The strongest began May 8, 2016 and reached Kp 6+, rank 793 of every storm since 1932.
By month
Every storm of 2016
Times are UT, when the first block at Kp 5 or more began.
| Began (UTC) | Level | Peak Kp | Hours | Highest daily Ap |
|---|---|---|---|---|
| Jan 21, 03:00 | G2 Moderate | 6- | 6 | 33 |
| Feb 8, 00:00 | G1 Minor | 5 | 3 | 17 |
| Feb 16, 12:00 | G1 Minor | 5+ | 15 | 37 |
| Feb 17, 21:00 | G2 Moderate | 6- | 9 | 34 |
| Mar 6, 15:00 | G2 Moderate | 6+ | 9 | 31 |
| Mar 11, 12:00 | G1 Minor | 5+ | 3 | 19 |
| Mar 14, 21:00 | G1 Minor | 5 | 3 | 12 |
| Mar 15, 18:00 | G1 Minor | 5+ | 9 | 24 |
| Apr 2, 15:00 | G1 Minor | 5 | 9 | 19 |
| Apr 7, 21:00 | G2 Moderate | 6- | 3 | 17 |
| Apr 12, 21:00 | G1 Minor | 5 | 6 | 25 |
| May 2, 00:00 | G2 Moderate | 6- | 6 | 30 |
| May 8, 00:00 | G2 Moderate | 6+ | 27 | 71 |
| Jun 5, 12:00 | G1 Minor | 5+ | 18 | 29 |
| Jun 14, 18:00 | G2 Moderate | 6+ | 3 | 21 |
| Jul 19, 21:00 | G1 Minor | 5 | 6 | 19 |
| Aug 2, 21:00 | G1 Minor | 5 | 15 | 32 |
| Aug 23, 18:00 | G1 Minor | 5+ | 9 | 19 |
| Sep 1, 21:00 | G2 Moderate | 6 | 9 | 37 |
| Sep 2, 21:00 | G2 Moderate | 6- | 9 | 37 |
| Sep 27, 00:00 | G2 Moderate | 6- | 18 | 35 |
| Sep 28, 15:00 | G2 Moderate | 6- | 27 | 37 |
| Sep 30, 18:00 | G1 Minor | 5 | 3 | 21 |
| Oct 4, 03:00 | G1 Minor | 5 | 3 | 23 |
| Oct 13, 15:00 | G2 Moderate | 6+ | 12 | 46 |
| Oct 16, 18:00 | G1 Minor | 5 | 3 | 17 |
| Oct 25, 09:00 | G2 Moderate | 6+ | 33 | 57 |
| Oct 29, 00:00 | G1 Minor | 5+ | 6 | 27 |
| Nov 25, 03:00 | G1 Minor | 5+ | 6 | 30 |
| Dec 21, 15:00 | G2 Moderate | 6 | 3 | 23 |
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.