Hall of storms · #7 / 10
July 13–14, 1982
Peak Kp
Kp 9.0
G5 — top storm class
Peak moment
21:00 UTC
July 13, 1982
Duration
2 days
July 13–14, 1982
At the ceiling
9.0 ×2
2 intervals at Kp 9.0
What it reached
Europe — Swedish railway signalling disrupted
Open in the archive
July 1982 — the three-hourly Kp values, day by day