List of magnetic storms in August 2004
Location — Hay River (geographic coordinates — 60.8 N -115.78 W | time zone UTC-06 - summer time)
Days with magnetic storms — 3
07 August 2004 — Magnetic storm of level G1
30 August 2004 — Magnetic storm of level G2
31 August 2004 — Magnetic storm of level G1
Days with geomagnetic disturbances — 9
09 August 2004 — geomagnetic disturbances
10 August 2004 — geomagnetic disturbances
11 August 2004 — geomagnetic disturbances
17 August 2004 — geomagnetic disturbances
18 August 2004 — geomagnetic disturbances
20 August 2004 — geomagnetic disturbances
21 August 2004 — geomagnetic disturbances
22 August 2004 — geomagnetic disturbances
28 August 2004 — geomagnetic disturbances
Maximum of solar activity in August 2004
Solar radio flux (10.7 cm) = 149
Mean planetary A index = 34
Mean planetary Kp index = 6