List of magnetic storms in March 2004
Location — Sarnia (geographic coordinates — 42.99 N -82.4 W | time zone UTC-05)
Days with magnetic storms — 7
03 March 2004 — Magnetic storm of level G1
09 March 2004 — Magnetic storm of level G2
10 March 2004 — Magnetic storm of level G2
11 March 2004 — Magnetic storm of level G1
12 March 2004 — Magnetic storm of level G1
27 March 2004 — Magnetic storm of level G1
28 March 2004 — Magnetic storm of level G1
Days with geomagnetic disturbances — 6
01 March 2004 — geomagnetic disturbances
02 March 2004 — geomagnetic disturbances
13 March 2004 — geomagnetic disturbances
14 March 2004 — geomagnetic disturbances
21 March 2004 — geomagnetic disturbances
30 March 2004 — geomagnetic disturbances
Maximum of solar activity in March 2004
Solar radio flux (10.7 cm) = 129
Mean planetary A index = 40
Mean planetary Kp index = 6