Geomagnetic storms in Chicago in September 2005
Time zone — UTC−05 — summer time (Chicago | 41.84 N 87.68 W)
Geomagnetic storm calendar in September 2005 by time in Chicago
Days with magnetic storms — 10 Days with geomagnetic disturbances — 11
Ap and F10.7 index values in September 2005
Maximum value of the Ap index for the month — 105 Maximum value of the F10.7 index for the month — 119 Maximum value of the Kp index for the month — 9