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.

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August 25, 1814:

A hurricane, that included a tornado, struck Washington, D.C. The hurricane extinguished fires to the Capitol and White House that were set a blazed by British Soldiers.


Record Highs: Record Lows:
Aberdeen: 101 (1926) Aberdeen: 38 (1896)
Kennebec: 110 (1926) Kennebec: 37 (1934)
Mobridge: 104 (1991) Mobridge: 37 (1934)
Pierre: 108 (1991) Pierre: 45 (1934)
Sisseton: 98 (1983) Sisseton: 42 (1950)
Timber Lake: 106 (1926) Timber Lake: 37 (1992)
Watertown: 98 (1926) Watertown: 37 (1934)
Wheaton: 99 (1949) Wheaton: 42 (1950)

Record Precipitation:
Aberdeen: 1.11" (1960)
Kennebec: 1.13" (1960)
Mobridge: 1.24" (1963)
Pierre: 1.54" (1944)
Sisseton: 1.25" (1960)
Timber Lake: 1.29" (1943)
Watertown: 1.35" (1960)
Wheaton: 1.22" (2006)


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