This Day in National/World Weather History ...
 30 July 1119 → The earliest tornado reported on the European mainland struck Vysehrad, Czechia (today Prague, Czech Republic). It destroyed the palace of a Czech duke.
 30 July 1997 → Two waterspouts moved onshore in northern Virginia Beach, VA. One tracked into Norfolk.
 30 July 1999 → At nine o'clock in the morning Chicago recorded its highest ever dew point temperature of 82 degrees. The temperature at the time was 88, resulting in a heat index of 108. The dew point is an indication of the amount of moisture in the air.

This Day in Weather History Archive

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October 12, 1918:

Forest fires ravaged parts of Minnesota from the Duluth area northeastward, claiming the lives of 600 people. Smoke spread to Albany NY and Washington D.C. in 24 hours. Smoke was noted at Charleston SC on the 14th, and by the 15th was reported in northeastern Texas.

October 12, 1962:

A Columbus Day windstorm occurred in the Pacific Northwest. It was probably the most damaging windstorm of record west of the Cascade Mountains. Winds reached hurricane force, with gusts above 100 mph. More than 3.5 billion board feet of timber was blown down, and communications were severely disrupted due to downed power lines. The storm claimed 48 lives, and caused 210 million dollars damage.


Record Highs: Record Lows:
Aberdeen: 87 (1956) Aberdeen: 11 (1917)
Kennebec: 92 (1995) Kennebec: 7 (1917)
Mobridge: 90 (1956) Mobridge: 13 (1917)
Pierre: 93 (1956) Pierre: 21 (1946)
Sisseton: 85 (1996) Sisseton: 17 (1980)
Timber Lake: 87 (1956) Timber Lake: 18 (1946)
Watertown: 84 (1934) Watertown: 12 (1917)
Wheaton: 85 (1956) Wheaton: 16 (1917)

Record Precipitation:
Aberdeen: 2.20" (1898) Aberdeen: 1.0" (2009)
Kennebec: 1.19" (1997) Kennebec: 3.0" (1969)
Mobridge: 0.88" (2008) Mobridge: 0.8" (2009)
Pierre: 1.86" (1997) Pierre: 0.7" (2009)
Sisseton: 1.12" (1973)
Timber Lake: 1.50" (1997) Timber Lake: 0.8" (2009)
Watertown: 1.81" (1943) Watertown: 3.0" (1959)
Wheaton: 1.47" (1997) Wheaton: 0.6" (1932)


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