Geomagnetic storm forecast for Anchorage on February 21, 2026

February 21, 2026

Anchorage change region

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Forecast for February 21, 2026

geomagnetic storm was expected — level G1 (Kp = 5+)

geomagnetic storm was expected — level G1 (Kp = 5+)

Geomagnetic index Kp forecast from February 21 to 23, 2026 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 February 21 to 23, 2026.

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

Feb 21, 2026 Probability of geomagnetic storms Feb 21, 2026

Feb 22, 2026 Probability of geomagnetic storms Feb 22, 2026

Feb 23, 2026 Probability of geomagnetic storms Feb 23, 2026

Estimated values of Ap and F10.7 indices from February 21 to 23, 2026 for time zone UTC+00

	Feb 21, 2026	Feb 22, 2026	Feb 23, 2026
Ap	5	5	8
F10.7	105	120	130

Forecast of the daily maximum value of geomagnetic index Kp from February 21 to March 23, 2026 (31 days).

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

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