Magnetic storms on May 18, 2021
Geomagnetic storms on May 18, 2021
No geomagnetic storms were observed on May 18, 2021
Magnetic storms for the last 3 days
Max solar activity on May 18, 2021
Solar radio flux (10.7 cm) = 76
Mean planetary A index = 14
Mean planetary Kp index = 4 (55 nT)