Geomagnetic storms in Fort Smith — May 21, 2025
Geomagnetic storms in Fort Smith on May 21, 2025
the Earth's magnetosphere was quiet (Kp = 3.00)
Geomagnetic storms in the last 3 days
Changes in the geomagnetic index Kp from May 19 to 21, 2025 for mid latitudes
Location — Fort Smith (geographic coordinates — 60 N -111.87 W | time zone UTC-06 - summer time)
This chart in PNG format — high resolution
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Geomagnetic storms in Fort Smith in May 2025
Changes in the maximum daily geomagnetic index Kp in May 2025 for mid latitudes
Location — Fort Smith (geographic coordinates — 60 N -111.87 W | time zone UTC-06 - summer time)
This chart in PNG format — high resolution
API data: JSON or TXT
Other activity indices
Index AP = 13
Index F10.7 = 119