Maximum Kp index on December 4, 2025
Kp = 5-
Maximum Kp index on December 4, 2025
Geomagnetic disturbances were observed
Kp = 5-
Geomagnetic storms in Sacramento on December 4, 2025
Time zone — UTC−08 (Sacramento | 38.56 N 121.47 W)
Geomagnetic storms in Sacramento in December 2025
Time zone — UTC−08 (Sacramento | 38.56 N 121.47 W)
Geomagnetic activity indices on December 4, 2025
| Geomagnetic index Ap | 32 |
|---|---|
| Solar radio flux F10.7 | 220 |