List of magnetic storms in October 2011
Location — Chicago (geographic coordinates — 41.84 N -87.68 W | time zone UTC-05 - summer time)
Days with magnetic storms — 2
24 October 2011 — Magnetic storm of level G3
25 October 2011 — Magnetic storm of level G1
Days with geomagnetic disturbances — 1
05 October 2011 — geomagnetic disturbances
Maximum of solar activity in October 2011
Solar radio flux (10.7 cm) = 168
Mean planetary A index = 26
Mean planetary Kp index = 7