List of magnetic storms in April 2017
Location — London (geographic coordinates — 51.51 N -0.13 W | time zone UTC+00)
Days with magnetic storms — 7
04 April 2017 — Magnetic storm of level G1
09 April 2017 — Magnetic storm of level G1
19 April 2017 — Magnetic storm of level G1
20 April 2017 — Magnetic storm of level G2
21 April 2017 — Magnetic storm of level G1
22 April 2017 — Magnetic storm of level G2
23 April 2017 — Magnetic storm of level G2
Days with geomagnetic disturbances — 8
01 April 2017 — geomagnetic disturbances
05 April 2017 — geomagnetic disturbances
07 April 2017 — geomagnetic disturbances
08 April 2017 — geomagnetic disturbances
11 April 2017 — geomagnetic disturbances
14 April 2017 — geomagnetic disturbances
24 April 2017 — geomagnetic disturbances
25 April 2017 — geomagnetic disturbances
Maximum of solar activity in April 2017
Solar radio flux (10.7 cm) = 112
Mean planetary A index = 54
Mean planetary Kp index = 6