Geomagnetic storm forecast for Anchorage on October 20, 2026

October 20, 2026

Anchorage change region

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Forecast for October 20, 2026

geomagnetic disturbances were expected (Kp = 5-)

geomagnetic disturbances were expected (Kp = 5-)

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

Time zone — UTC−08 — summer time (Anchorage | geographic coordinates — 61.22 N 149.88 W)

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

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

Oct 20, 2026 Probability of geomagnetic storms Oct 20, 2026

Oct 21, 2026 Probability of geomagnetic storms Oct 21, 2026

Oct 22, 2026 Probability of geomagnetic storms Oct 22, 2026

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

	Oct 20, 2026	Oct 21, 2026	Oct 22, 2026
Ap	22	21	10
F10.7	120	120	118

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

Information is provided for mid latitudes (region — Anchorage | time zone UTC−08)

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