Geomagnetic storms in Seattle — Aug 28, 2021
Geomagnetic storms in Seattle on Aug 28, 2021
geomagnetic disturbances were observed (Kp = 4.00)
Geomagnetic storms in the last 3 days
Changes in the geomagnetic index Kp from August 26 to 28, 2021 for mid latitudes
Location — Seattle (geographic coordinates — 47.62 N -122.35 W | time zone UTC-08)

This chart in PNG format — high resolution
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Geomagnetic storms in Seattle in August 2021
Changes in the maximum daily geomagnetic index Kp in August 2021 for mid latitudes
Location — Seattle (geographic coordinates — 47.62 N -122.35 W | time zone UTC-08)

This chart in PNG format — high resolution
API data: JSON or TXT
Other activity indices
Index AP = 14
Index F10.7 = 90