Geomagnetic storms in December 2003
Time zone — UTC+00
Geomagnetic storm calendar in December 2003
Days with magnetic storms — 10 Days with geomagnetic disturbances — 6
Ap and F10.7 index values in December 2003
Maximum value of the Ap index for the month — 43 Maximum value of the F10.7 index for the month — 143 Maximum value of the Kp index for the month — 6