Geomagnetic storm forecast for Anchorage on November 18, 2025

November 18, 2025

Anchorage change region

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Forecast for November 18, 2025

the Earth's magnetosphere was expected to be calm (Kp = 2+)

the Earth's magnetosphere was expected to be calm (Kp = 2+)

Geomagnetic index Kp forecast from November 18 to 20, 2025 for mid latitudes

Time zone — UTC−09 (Anchorage | geographic coordinates — 61.22 N 149.88 W)

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Estimated probability of geomagnetic storms and disturbances from November 18 to 20, 2025.

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

Nov 18, 2025 Probability of geomagnetic storms Nov 18, 2025

Nov 19, 2025 Probability of geomagnetic storms Nov 19, 2025

Nov 20, 2025 Probability of geomagnetic storms Nov 20, 2025

Estimated values of Ap and F10.7 indices from November 18 to 20, 2025 for time zone UTC+00

	Nov 18, 2025	Nov 19, 2025	Nov 20, 2025
Ap	12	10	8
F10.7	120	115	115

Forecast of the daily maximum value of geomagnetic index Kp from November 18 to December 18, 2025 (31 days).

Information is provided for mid latitudes (region — Anchorage | time zone UTC−09)

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