This Day in National/World Weather History ...
 17 December 1903 → Orville and Wilbur Wright successfully tested their homemade glider at Kitty Hawk on the Outer Banks of North Carolina. They had selected Kitty Hawk as their test site on advice from the Weather Bureau due to good, consistent northerly winds.
 17 December 1924 → A severe ice storm covered central Illinois in ice two inches thick. $21 million damage.
 17 December 1983 → The temperature at Oklahoma City dropped below freezing. It did not rise above 32 degrees again until New Year's Eve, setting a record length of sub-freezing weather in the city.

This Day in Weather History Archive

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                   Weather History...


July 21, 1940:

From near Miller, a tornado moved southeast, destroying a barn, garage, and two windmills. This tornado was estimated to be F2 strength.

July 21, 1987:

During the afternoon, an unusually severe thunderstorm moved northeast through northwest Wyoming and spawned the highest elevation F4 tornado ever documented. The tornado touched down in the Teton Wilderness Area, and created a massive blow down of trees as it travel north northeast. The distance traveled was 24.3 miles and ended along the Yellowstone River in the southeast corner of Yellowstone National Park. The path averaged 1.5 miles in width, reaching a maximum width of 2.5 miles.


Record Highs: Record Lows:
Aberdeen: 106 (1899) Aberdeen: 41 (1902)
Kennebec: 113 (1934) Kennebec: 41 (1947)
Mobridge: 108 (1960) Mobridge: 44 (1947)
Pierre: 110 (1934) Pierre: 46 (1947)
Sisseton: 101 (1960) Sisseton: 46 (1947)
Timber Lake: 105 (2007) Timber Lake: 48 (1947)
Watertown: 110 (1934) Watertown: 40 (1911)
Wheaton: 102 (1960) Wheaton: 51 (1915)

Record Precipitation:
Aberdeen: 2.03" (1939)
Kennebec: 1.50" (1978)
Mobridge: 1.42" (1966)
Pierre: 0.94" (1978)
Sisseton: 1.18" (1972)
Timber Lake: 1.36" (1966)
Watertown: 0.85" (1939)
Wheaton: 1.34" (1914)


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