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Geomagnetic storm on 11 May 2024 (G5)
Max Kp9oG5
Ap271No. 1 in 2024
Consecutive G1+ days4
Ap rank2since 1932
Kp by 3-hour slot (UTC)
9o
8+
8+
9o
9-
8+
8-
8-
The days around it
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 8 May 2024 | 2o | 5 | – |
| 9 May 2024 | 2+ | 5 | – |
| 10 May 2024 | 9- | 105 | G5 |
| 11 May 2024 | 9o | 271 | G5 |
| 12 May 2024 | 7o | 53 | G3 |
| 13 May 2024 | 6o | 27 | G2 |
| 14 May 2024 | 2+ | 6 | – |
Highest-Ap days of 2024
271
127
116
105
97
71
71
68
60
54
Dates and time slots are UTC. Kp is the 3-hourly planetary geomagnetic index (0–9); Ap is the daily average disturbance. G1–G5 follow the NOAA storm scale (Kp 5- and above counted as G1). Aurora visibility also depends on weather and location. The latest values are preliminary.
About this page
Max Kp 9o, Ap 271: No. 2 of 34,615 days since 1932 by Ap.