Forecast for September 21, 2025
geomagnetic disturbances were expected
Forecast for September 21, 2025
geomagnetic disturbances were expected
Forecast for three days from September 21, 2025
Time zone — UTC+03 — summer time (Athens | 37.98 N 23.73 E)
Probability of geomagnetic storms for three days from September 21, 2025
Information is provided for mid latitudes for time zone UTC+00
Sep 21, 2025
Sep 22, 2025
Sep 23, 2025
Forecast of Ap and F10.7 indices for three days from September 21, 2025
Estimated values of Ap and F10.7 indices from September 21 to 23, 2025 for time zone UTC+00
| Sep 21, 2025 | Sep 22, 2025 | Sep 23, 2025 | |
|---|---|---|---|
| Ap | 5 | 5 | 12 |
| F10.7 | 135 | 135 | 180 |
Geomagnetic storm forecast for a month from September 21, 2025
Information is provided for mid latitudes (region — Athens | time zone UTC+03)
Diary
- 27.08.2026 Today is the ninth full moon of 2026.
- 26.08.2026 Magnetic storms are expected on Earth on Friday
- 25.08.2026 A solar flare ejected a cloud of plasma toward Earth.