Geomagnetic storms in Washington on March 18, 2026

March 18, 2026

Washington change region

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Maximum Kp index on March 18, 2026

Kp = 2-

The Earth's magnetosphere was quiet

Kp = 2-

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

Time zone — UTC−04 — summer time (Washington | geographic coordinates — 38.9 N 77.02 W)

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PNG API: JSON | TXT

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

Time zone — UTC−04 — summer time (Washington | geographic coordinates — 38.9 N 77.02 W)

February 2026 April 2026

PNG API: JSON | TXT

Geomagnetic index A_p	5
Solar radio flux F10.7	113