Geomagnetic storms in Portland on April 18, 2026

April 18, 2026

Portland change region

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Maximum Kp index on April 18, 2026

Kp = 6-

A geomagnetic storm was recorded — level G1

Kp = 6-

Changes in the geomagnetic index Kp from April 16 to 18, 2026 for mid latitudes

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

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PNG API: JSON | TXT

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

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

March 2026 May 2026

PNG API: JSON | TXT

Geomagnetic index A_p	33
Solar radio flux F10.7	106