Geomagnetic storms in Des Moines on December 18, 2025

December 18, 2025

Des Moines change region

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Maximum Kp index on December 18, 2025

Kp = 4-

The Earth's magnetosphere was quiet

Kp = 4-

Changes in the geomagnetic index Kp from December 16 to 18, 2025 for mid latitudes

Time zone — UTC−06 (Des Moines | geographic coordinates — 41.59 N 93.62 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−06 (Des Moines | geographic coordinates — 41.59 N 93.62 W)

November 2025 January 2026

PNG API: JSON | TXT

Geomagnetic index A_p	17
Solar radio flux F10.7	116