Geomagnetic storms in Seattle on August 29, 2026

August 29, 2026

Seattle change region

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Maximum Kp index on August 29, 2026

Kp = 4-

The Earth's magnetosphere was quiet

Kp = 4-

Changes in the geomagnetic index Kp from August 27 to 29, 2026 for mid latitudes

Time zone — UTC−07 — summer time (Seattle | geographic coordinates — 47.62 N 122.35 W)

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PNG API: JSON | TXT

Changes in the maximum daily geomagnetic index Kp in August 2026 for mid latitudes

Time zone — UTC−07 — summer time (Seattle | geographic coordinates — 47.62 N 122.35 W)

July 2026 September 2026

PNG API: JSON | TXT

Geomagnetic index A_p	17
Solar radio flux F10.7	111