List of magnetic storms in July 2009
Location — Des Moines (geographic coordinates — 41.59 N -93.62 W | time zone UTC-05 - summer time)
Days with magnetic storms — 2
21 July 2009 — Magnetic storm of level G2
22 July 2009 — Magnetic storm of level G2
Days with geomagnetic disturbances — 1
13 July 2009 — geomagnetic disturbances
Maximum of solar activity in July 2009
Solar radio flux (10.7 cm) = 72
Mean planetary A index = 24
Mean planetary Kp index = 6