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Geomagnetic storms in Hartford — today

September 18, 2026 8:24 PM
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Today

Hartford
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Current geomagnetic Kp index

Kp = 0

Current geomagnetic Kp index

The Earth's magnetosphere is quiet now

Kp = 0

Geomagnetic storms in Hartford today and for three days

Changes in the geomagnetic index Kp for three days for mid latitudes

Time zone — UTC−04 — summer time (Hartford | geographic coordinates — 41.77 N 72.68 W)

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

Geomagnetic storms in Hartford in the current month

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

Time zone — UTC−04 — summer time (Hartford | geographic coordinates — 41.77 N 72.68 W)

August 2026
Daily Kp index in September 2026
PNG API: JSON | TXT

Current Ap and F10.7 index values

Geomagnetic index Ap 5
Solar radio flux F10.7 97