List of magnetic storms in January 2004
Location — Sarnia (geographic coordinates — 42.99 N -82.4 W | time zone UTC-05)
Days with magnetic storms — 15
01 January 2004 — Magnetic storm of level G1
03 January 2004 — Magnetic storm of level G1
06 January 2004 — Magnetic storm of level G1
07 January 2004 — Magnetic storm of level G1
09 January 2004 — Magnetic storm of level G1
10 January 2004 — Magnetic storm of level G1
16 January 2004 — Magnetic storm of level G1
21 January 2004 — Magnetic storm of level G1
22 January 2004 — Magnetic storm of level G3
23 January 2004 — Magnetic storm of level G1
24 January 2004 — Magnetic storm of level G1
25 January 2004 — Magnetic storm of level G1
27 January 2004 — Magnetic storm of level G1
30 January 2004 — Magnetic storm of level G1
31 January 2004 — Magnetic storm of level G1
Days with geomagnetic disturbances — 13
02 January 2004 — geomagnetic disturbances
04 January 2004 — geomagnetic disturbances
05 January 2004 — geomagnetic disturbances
11 January 2004 — geomagnetic disturbances
13 January 2004 — geomagnetic disturbances
15 January 2004 — geomagnetic disturbances
17 January 2004 — geomagnetic disturbances
18 January 2004 — geomagnetic disturbances
19 January 2004 — geomagnetic disturbances
20 January 2004 — geomagnetic disturbances
26 January 2004 — geomagnetic disturbances
28 January 2004 — geomagnetic disturbances
29 January 2004 — geomagnetic disturbances
Maximum of solar activity in January 2004
Solar radio flux (10.7 cm) = 135
Mean planetary A index = 62
Mean planetary Kp index = 7