Geomagnetic storms in Anchorage on August 13, 2025

August 13, 2025

Anchorage change region

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Maximum Kp index on August 13, 2025

Kp = 4-

The Earth's magnetosphere was quiet

Kp = 4-

Changes in the geomagnetic index Kp from August 11 to 13, 2025 for mid latitudes

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

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PNG API: JSON | TXT

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

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

July 2025 September 2025

PNG API: JSON | TXT

Geomagnetic index A_p	15
Solar radio flux F10.7	140