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Geomagnetic storm on 12 Nov 2025 (G5)
Max Kp9-G5
Ap137No. 1 in 2025
Consecutive G1+ days2
Ap rank63since 1932
Kp by 3-hour slot (UTC)
9-
9-
7o
8-
5+
4+
6-
4o
The days around it
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 9 Nov 2025 | 3o | 7 | – |
| 10 Nov 2025 | 4+ | 14 | – |
| 11 Nov 2025 | 3- | 6 | – |
| 12 Nov 2025 | 9- | 137 | G5 |
| 13 Nov 2025 | 7+ | 57 | G3 |
| 14 Nov 2025 | 1+ | 3 | – |
| 15 Nov 2025 | 3+ | 8 | – |
Highest-Ap days of 2025
137
98
81
75
74
69
69
62
60
57
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 9-, Ap 137: No. 63 of 34,615 days since 1932 by Ap.