Maximum Kp index on February 4, 2026
Kp = 5+
Maximum Kp index on February 4, 2026
A geomagnetic storm was recorded — level G1
Kp = 5+
Geomagnetic storms in Fort Smith on February 4, 2026
Time zone — UTC−07 (Fort Smith | 60 N 111.87 W)
Geomagnetic storms in Fort Smith in February 2026
Time zone — UTC−07 (Fort Smith | 60 N 111.87 W)
Geomagnetic activity indices on February 4, 2026
| Geomagnetic index Ap | 11 |
|---|---|
| Solar radio flux F10.7 | 167 |