List of magnetic storms in October 2003
Location — Sarnia (geographic coordinates — 42.99 N -82.4 W | time zone UTC-04 - summer time)
Days with magnetic storms — 15
02 October 2003 — Magnetic storm of level G1
03 October 2003 — Magnetic storm of level G1
14 October 2003 — Magnetic storm of level G2
15 October 2003 — Magnetic storm of level G3
16 October 2003 — Magnetic storm of level G1
17 October 2003 — Magnetic storm of level G1
18 October 2003 — Magnetic storm of level G1
19 October 2003 — Magnetic storm of level G1
20 October 2003 — Magnetic storm of level G1
21 October 2003 — Magnetic storm of level G1
22 October 2003 — Magnetic storm of level G2
24 October 2003 — Magnetic storm of level G3
29 October 2003 — Magnetic storm of level G5
30 October 2003 — Magnetic storm of level G5
31 October 2003 — Magnetic storm of level G3
Days with geomagnetic disturbances — 8
04 October 2003 — geomagnetic disturbances
05 October 2003 — geomagnetic disturbances
06 October 2003 — geomagnetic disturbances
08 October 2003 — geomagnetic disturbances
13 October 2003 — geomagnetic disturbances
25 October 2003 — geomagnetic disturbances
27 October 2003 — geomagnetic disturbances
28 October 2003 — geomagnetic disturbances
Maximum of solar activity in October 2003
Solar radio flux (10.7 cm) = 298
Mean planetary A index = 189
Mean planetary Kp index = 9