Geomagnetic storms in 2011
In 2011, the maximum daily Kp reached storm level (Kp 5 or more) on 34 days. 3 days were strong (Kp 7 or more) and 0 extreme (Kp 9).
Max Kp8−
Storm days (Kp ≥ 5)34
Strong (Kp ≥ 7)3
Extreme (Kp 9)0
Storm days by month
Strongest storms
| Date | Max Kp | Daily Ap |
|---|---|---|
| May 28, 2011 | 6+ | 45 |
| August 5, 2011 | 8− | 42 |
| September 10, 2011 | 6− | 40 |
| October 25, 2011 | 7+ | 38 |
| September 26, 2011 | 6+ | 38 |
| March 11, 2011 | 6− | 37 |
| May 29, 2011 | 5+ | 34 |
| September 17, 2011 | 5+ | 32 |
| August 6, 2011 | 6+ | 31 |
| September 9, 2011 | 6− | 30 |
GFZ Potsdam, Kp index (CC BY 4.0), doi:10.5880/Kp.0001.