This Day in National/World Weather History ...
 23 September 1551 → The Grand Harbour, located in Valeeta, Malta, was hit by a tornado which moved inland and caused extensive damage. A shipping armada in the harbor about to go into battle was destroyed by the tornado, killing at least 600 people.
 23 September 1815 → The poem "The September Gale," penned by Oliver Wendell Holmes, was written about a hurricane that struck New England on this date. Holmes was just six years old at the time.
 23 September 1983 → Super Typhoon Forrest underwent extremely rapid intensification as its central pressure crashed 92mb in just under 24 hours.

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May 9, 1999:

Heavy rains of two to five inches fell in Lyman County during the late evening hours which caused flash flooding on Medicine Creek. The KOA Campgrounds near Kennebec were flooded including the main facility. Several roads were also flooded and damaged along Medicine Creek. Storm total rainfall in Kennebec was 3.40 inches. Also, a weak F0 tornado touched down briefly three miles south of Reliance with no damage reported. Winds gusting to 70 mph knocked over a 4000 bushel holding bin. This damage was reported 6 miles north of Revillo.


Record Highs: Record Lows:
Aberdeen: 95 (1911) Aberdeen: 21 (1966)
Kennebec: 98 (1916) Kennebec: 23 (1966)
Mobridge: 99 (1934) Mobridge: 25 (1966)
Pierre: 93 (1934) Pierre: 28 (1966)
Sisseton: 90 (1992) Sisseton: 25 (1945)
Timber Lake: 92 (1916) Timber Lake: 23 (1945)
Watertown: 93 (1928) Watertown: 19 (1966)
Wheaton: 91 (1928) Wheaton: 21 (1925)

Record Precipitation: Record Snowfall:
Aberdeen: 1.68" (1927) Aberdeen: 0.4" (1979)
Kennebec: 0.88" (1931)
Mobridge: 1.10" (1999) Mobridge: 0.7" (1979)
Pierre: 1.94" (1927) Pierre: 0.3" (1979)
Sisseton: 1.10" (1905) Sisseton: 0.5" (1905)
Timber Lake: 0.86" (1986)
Watertown: 1.50" (1926) Watertown: 1.0" (1979)
Wheaton: 1.10" (1988)


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