Geomagnetic storm forecast for Yuzhno-Sakhalinsk on December 9, 2025

December 9, 2025

Yuzhno-Sakhalinsk change region

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Forecast for December 9, 2025

geomagnetic storm was expected — level G2 (Kp = 7-)

geomagnetic storm was expected — level G2 (Kp = 7-)

Geomagnetic index Kp forecast from December 9 to 11, 2025 for mid latitudes

Time zone — UTC+11 (Yuzhno-Sakhalinsk | geographic coordinates — 46.97 N 142.73 E)

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Estimated probability of geomagnetic storms and disturbances from December 9 to 11, 2025.

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

Dec 9, 2025 Probability of geomagnetic storms Dec 9, 2025

Dec 10, 2025 Probability of geomagnetic storms Dec 10, 2025

Dec 11, 2025 Probability of geomagnetic storms Dec 11, 2025

Estimated values of Ap and F10.7 indices from December 9 to 11, 2025 for time zone UTC+00

	Dec 9, 2025	Dec 10, 2025	Dec 11, 2025
Ap	70	33	10
F10.7	190	185	175

Forecast of the daily maximum value of geomagnetic index Kp from December 9, 2025 to January 8, 2026 (31 days).

Information is provided for mid latitudes (region — Yuzhno-Sakhalinsk | time zone UTC+11)

PNG API: JSON | TXT