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Geomagnetic storms in Sarnia — April 21, 2025

April 21, 2025
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Maximum Kp index on April 21, 2025

Kp = 5+

Maximum Kp index on April 21, 2025

A geomagnetic storm was recorded — level G1

Kp = 5+

Geomagnetic storms in Sarnia on April 21, 2025

Changes in the geomagnetic index Kp from April 19 to 21, 2025 for mid latitudes

Time zone — UTC−04 — summer time (Sarnia | geographic coordinates — 42.99 N 82.4 W)

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

Geomagnetic storms in Sarnia in April 2025

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

Time zone — UTC−04 — summer time (Sarnia | geographic coordinates — 42.99 N 82.4 W)

March 2025 May 2025
Daily Kp index in April 2025
PNG API: JSON | TXT

Geomagnetic activity indices on April 21, 2025

Geomagnetic index Ap 35
Solar radio flux F10.7 163