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Geomagnetic activity in April 2024
Mean Ap9.7No. 786 of 1138
G1+ days3
G3+ days1
Max Ap4519 Apr 2024
Daily Ap
Daily max Kp
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 16 Apr 2024 | 5+ | 31 | G1 |
| 19 Apr 2024 | 7o | 45 | G3 |
| 26 Apr 2024 | 5o | 17 | G1 |
Same month a year earlier
| Month | Mean Ap | G1+ | G3+ |
|---|---|---|---|
| April 2023 | 13.4 | 3 | 2 |
| April 2024 | 9.7 | 3 | 1 |
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
Mean Ap 9.7 in April 2024, No. 786 of 1138 months since 1932; 3 days reached G1 or higher.