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Geomagnetic storms in Portland — October 18, 2025

October 18, 2025
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Maximum Kp index on October 18, 2025

Kp = 6

Maximum Kp index on October 18, 2025

A geomagnetic storm was recorded — level G2

Kp = 6

Geomagnetic storms in Portland on October 18, 2025

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

Time zone — UTC−07 — summer time (Portland | geographic coordinates — 45.54 N 122.65 W)

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Geomagnetic index Kp for 3 days
PNG API: JSON | TXT

Geomagnetic storms in Portland in October 2025

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

Time zone — UTC−07 — summer time (Portland | geographic coordinates — 45.54 N 122.65 W)

September 2025 November 2025
Daily Kp index in October 2025
PNG API: JSON | TXT

Geomagnetic activity indices on October 18, 2025

Geomagnetic index Ap 36
Solar radio flux F10.7 156