Maximum Kp index on October 21, 2026
Kp = 5-
Maximum Kp index on October 21, 2026
Geomagnetic disturbances were observed
Kp = 5-
Geomagnetic storms in Louisville on October 21, 2026
Time zone — UTC−04 — summer time (Louisville | 38.17 N 85.75 E)
Geomagnetic storms in Louisville in October 2026
Time zone — UTC−04 — summer time (Louisville | 38.17 N 85.75 E)
Geomagnetic activity indices on October 21, 2026
| Geomagnetic index Ap | 19 |
|---|---|
| Solar radio flux F10.7 | 115 |