Geomagnetic storms in 2017
In 2017, the maximum daily Kp reached storm level (Kp 5 or more) on 53 days. 4 days were strong (Kp 7 or more) and 0 extreme (Kp 9).
Max Kp8+
Storm days (Kp ≥ 5)53
Strong (Kp ≥ 7)4
Extreme (Kp 9)0
Storm days by month
Strongest storms
| Date | Max Kp | Daily Ap |
|---|---|---|
| September 8, 2017 | 8+ | 106 |
| September 28, 2017 | 7− | 51 |
| May 28, 2017 | 7 | 47 |
| April 22, 2017 | 6− | 47 |
| March 27, 2017 | 6+ | 46 |
| November 8, 2017 | 6+ | 44 |
| July 16, 2017 | 6 | 44 |
| September 27, 2017 | 6+ | 37 |
| October 13, 2017 | 6− | 37 |
| September 7, 2017 | 8− | 36 |
GFZ Potsdam, Kp index (CC BY 4.0), doi:10.5880/Kp.0001.