Geomagnetic storms in Chicago — Oct 14, 2012
Geomagnetic storms in Chicago on Oct 14, 2012
geomagnetic disturbances were observed (Kp = 4.00)
Geomagnetic storms in the last 3 days
Changes in the geomagnetic index Kp from October 12 to 14, 2012 for mid latitudes
Location — Chicago (geographic coordinates — 41.84 N -87.68 W | time zone UTC-05 - summer time)

This chart in PNG format — high resolution
API data: JSON or TXT
Geomagnetic storms in Chicago in October 2012
Changes in the maximum daily geomagnetic index Kp in October 2012 for mid latitudes
Location — Chicago (geographic coordinates — 41.84 N -87.68 W | time zone UTC-05 - summer time)

This chart in PNG format — high resolution
API data: JSON or TXT
Other activity indices
Index AP = 19
Index F10.7 = 132