Maximum Kp index on September 3, 2025
Kp = 2+
Maximum Kp index on September 3, 2025
The Earth's magnetosphere was quiet
Kp = 2+
Geomagnetic storms in Portland on September 3, 2025
Time zone — UTC−07 — summer time (Portland | 45.54 N 122.65 W)
Geomagnetic storms in Portland in September 2025
Time zone — UTC−07 — summer time (Portland | 45.54 N 122.65 W)
Geomagnetic activity indices on September 3, 2025
| Geomagnetic index Ap | 12 |
|---|---|
| Solar radio flux F10.7 | 180 |