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Hall of storms · #9 / 10

July 15, 1959

Peak Kp
Kp 9.0
G5 — top storm class
Peak moment
15:00 UTC
July 15, 1959
Duration
1 day
July 15, 1959
At the ceiling
9.0 ×1
1 intervals at Kp 9.0
Open in the archive
July 1959 — the three-hourly Kp values, day by day
← #8 · September 18–19, 1941#10 · July 26–27, 1946