Geomagnetic storm forecast for Yuzhno-Sakhalinsk on December 15, 2025

December 15, 2025

Yuzhno-Sakhalinsk change region

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Forecast for December 15, 2025

the Earth's magnetosphere was expected to be calm (Kp = 3-)

the Earth's magnetosphere was expected to be calm (Kp = 3-)

Geomagnetic index Kp forecast from December 15 to 17, 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 15 to 17, 2025.

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

Dec 15, 2025 Probability of geomagnetic storms Dec 15, 2025

Dec 16, 2025 Probability of geomagnetic storms Dec 16, 2025

Dec 17, 2025 Probability of geomagnetic storms Dec 17, 2025

Estimated values of Ap and F10.7 indices from December 15 to 17, 2025 for time zone UTC+00

	Dec 15, 2025	Dec 16, 2025	Dec 17, 2025
Ap	8	8	10
F10.7	130	120	120

Forecast of the daily maximum value of geomagnetic index Kp from December 15, 2025 to January 14, 2026 (31 days).

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

PNG API: JSON | TXT