List of magnetic storms in September 2021
Location — Madrid (geographic coordinates — 40.4 N -3.68 W | time zone UTC+02 - summer time )
Days with magnetic storms — 2
17 September 2021 — Magnetic storm of level G1
18 September 2021 — Magnetic storm of level G1
Days with geomagnetic disturbances — 6
08 September 2021 — geomagnetic disturbances
10 September 2021 — geomagnetic disturbances
11 September 2021 — geomagnetic disturbances
22 September 2021 — geomagnetic disturbances
23 September 2021 — geomagnetic disturbances
30 September 2021 — geomagnetic disturbances