Geomagnetic storms in Helena in January 2012
Time zone — UTC−07 (Helena | 46.6 N 112.03 W)
Geomagnetic storm calendar in January 2012 by time in Helena
Days with magnetic storms — 2 Days with geomagnetic disturbances — 2
Ap and F10.7 index values in January 2012
Maximum value of the Ap index for the month — 21 Maximum value of the F10.7 index for the month — 157 Maximum value of the Kp index for the month — 5