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Geomagnetic storm forecast — August 20, 2026

August 20, 2026
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Geomagnetic storm forecast for August 20, 2026

the Earth's magnetosphere was expected to be calm (Kp = 4-)

Geomagnetic storm forecast for August 20, 2026

the Earth's magnetosphere was expected to be calm (Kp = 4-)

Geomagnetic storm forecast for three days from August 20, 2026

Geomagnetic index Kp forecast from August 20 to 22, 2026 for mid latitudes

Time zone — UTC+00

Geomagnetic index Kp forecast for three days
PNG API: JSON | TXT

Probability of geomagnetic storms for three days from August 20, 2026

Estimated probability of geomagnetic storms and disturbances from August 20 to 22, 2026.

Information is provided for mid latitudes for time zone UTC+00

Aug 20, 2026 Probability of geomagnetic storms Aug 20, 2026
Aug 21, 2026 Probability of geomagnetic storms Aug 21, 2026
Aug 22, 2026 Probability of geomagnetic storms Aug 22, 2026

Forecast of Ap and F10.7 indices for three days from August 20, 2026

Estimated values of Ap and F10.7 indices from August 20 to 22, 2026 for time zone UTC+00

  Aug 20, 2026 Aug 21, 2026 Aug 22, 2026
Ap 15 12 12
F10.7 125 125 125

Geomagnetic storm forecast for a month from August 20, 2026

Forecast of the daily maximum value of geomagnetic index Kp from August 20 to September 19, 2026 (31 days).

Information is provided for mid latitudes (time zone UTC+00)

Geomagnetic index Kp forecast for the next month
PNG API: JSON | TXT