This Day in National/World Weather History ...
 28 July 1945 → A B-25 bomber crashed into the 79th floor of the Empire State Building due to reduced visibility from thick fog. Three people on the plane and 11 people in the building were killed. A million dollars damage was done though the building's integrity was not compromised.
 28 July 1952 → A severe storm with hail up to an inch and a half in diameter broke windows, ruined roofs, and stripped trees of leaves near Benson, AZ. The temperature dropped to 37 degrees, and hail was three to four inches deep with drifts 46 inches high.
 28 July 1997 → Fort Collins, CO was inundated by a flood that sent a 20-foot wall of water rushing through the city. Five people died.

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October 7, 1970:

On October 7th through the 9th, 1970 a record breaking early season snow storm hit parts of southern South Dakota. Snowfall of 5 to 9 inches was common across the southwest and south central on the 7th. Late on October 8th and into the 9th of 1970 the southeast portion of the state was hit. Vermillion received 6 inches of snow on the 9th and that is the largest amount ever recorded there for so early in the season. The 5 inches that fell in Sioux Falls is the earliest significant snow on record for the area. The heavy snows also affected portions of western Iowa and western Minnesota. Amounts of up to 7 inches were recorded in northwest Iowa. The heavy, wet snow snapped many tree branches and downed power lines. Sioux city recorded their heaviest snow for so early in the season. The snow was very wet and heavy, but melted quickly over the next several days.

Record Highs: Record Lows:
Aberdeen: 88 (2006) Aberdeen: 14 (1952)
Kennebec: 95 (1942) Kennebec: 15 (2000)
Mobridge: 91 (1956) Mobridge: 19 (2000)
Pierre: 91 (2003) Pierre: 20 (2000)
Sisseton: 88 (2003) Sisseton: 16 (1976)
Timber Lake: 86 (2010) Timber Lake: 14 (2000)
Watertown: 86 (2003) Watertown: 15 (1952)
Wheaton: 91 (1993) Wheaton: 21 (1976)

Record Precipitation:
Aberdeen: 1.13" (1977) Aberdeen: 3.3" (1970)
Kennebec: 1.28" (1946) Kennebec: 9.0" (1970)
Mobridge: 0.88" (1977) Mobridge: 2.9" (1946)
Pierre: 1.14" (1946) Pierre: 3.0" (1970)
Sisseton: 1.50" (1977)
Timber Lake: 1.14" (1994) Timber Lake: 4.5" (1946)
Watertown: 1.58" (1977) Watertown: 2.5" (1970)
Wheaton: 1.48" (1949) is the U.S. government's official web portal to all federal, state and local government web resources and services.