This Day in National/World Weather History ...
 21 August 1883 → What was likely an F5 tornado devastated the north side of Rochester, MN. The tornado derailed a train and leveled farms. 40 people were killed.
 21 August 1888 → A "grand spectacle" of four waterspouts near Jacobson, MD overturned boats and moved ashore. 15 people were injured. Another tornado moved east-northeast near Still Pond, MD killing 10 people in a cannery. A total of 11 deaths and 40 injuries were reported from this tornado.
 21 August 1918 → Tyler, MN suffered a direct hit by an F4 tornado. Six hundred buildings were damaged or destroyed and 36 lives were taken, including three when the town's hospital was struck.
 21 August 1984 → The State Fair in Pueblo, CO had to be closed during a vicious hailstorm. Nine people were hurt, including one seriously.

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May 26, 1983:

Unofficial rain fall of up to 5 inches caused widespread flooding of basements and streets in and near Aberdeen. The storm total rain fall officially at the Aberdeen airport was 1.72 inches.

May 26, 1985:

Hail of unknown diameter was five inches deep, 1 mile north of Rosholt. Some hail remained on the ground until the following morning.

May 26, 1992:

A widespread frost and hard freeze hit most of South Dakota except portions of the southeast causing up to $14 million in potential crop losses to growing corn, soybeans, wheat, and other crops. Some low temperatures include; 23 degrees 12 miles SSW of Harrold; 26 at one mile west of Highmore and 23 north of Highmore; 27 in Kennebec; and 28 degrees 1 NW of Faulkton and at Redfield.


Record Highs: Record Lows:
Aberdeen: 94 (1900) Aberdeen: 30 (1992)
Kennebec: 97 (1914) Kennebec: 27 (1992)
Mobridge: 98 (2006) Mobridge: 32 (1947)
Pierre: 96 (2006) Pierre: 29 (1992)
Sisseton: 94 (1934) Sisseton: 32 (1932)
Timber Lake: 95 (2006) Timber Lake: 28 (1992)
Watertown: 91 (1911) Watertown: 30 (1971)
Wheaton: 90 (1966) Wheaton: 32 (1971)

Record Precipitation:
Aberdeen: 2.40" (1906)
Kennebec: 1.30" (1918)
Mobridge: 2.35" (1932)
Pierre: 1.81" (1955)
Sisseton: 1.06" (1943)
Timber Lake: 2.00" (1973) Timber Lake: 1.0" (1918)
Watertown: 0.98" (1939)
Wheaton: 0.79" (1939)


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