Geomagnetic storms in Boise on December 27, 2025

December 27, 2025

Boise change region

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Maximum Kp index on December 27, 2025

Kp = 3-

The Earth's magnetosphere was quiet

Kp = 3-

Changes in the geomagnetic index Kp from December 25 to 27, 2025 for mid latitudes

Time zone — UTC−07 (Boise | geographic coordinates — 43.61 N 116.24 W)

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PNG API: JSON | TXT

Changes in the maximum daily geomagnetic index Kp in December 2025 for mid latitudes

Time zone — UTC−07 (Boise | geographic coordinates — 43.61 N 116.24 W)

November 2025 January 2026

PNG API: JSON | TXT

Geomagnetic index A_p	7
Solar radio flux F10.7	178