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 29 August 1965 → Mount Washington, NH reported 2.5 inches of snow -- a national record for the month of August.
 29 August 1994Hurricane John, also known as Typhoon John, lasted 30 days as it affected both the northeast and northwest Pacific basins making it the longest lasting tropical cyclone. It formed in the northeast Pacific, reached hurricane force there, moved across the dateline and was renamed Typhoon John, and then finally recurved back across the dateline and renamed Hurricane John again.
 29 August 2005 → Hurricane Katrina, a strong Category 3 storm with 125 mph winds and a high storm surge, came ashore along the Louisiana/Mississippi border. The massive storm brought 12 hours of hurricane force winds and up to a 28 foot storm surge to the Mississippi coast. New Orleans was inundated.

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September 12, 1931:

On this day in 1931, near record or record heat came to an end across central and northeast South Dakota as well as west central Minnesota. From September 9th through the 12th, many record highs were set at Aberdeen, Kennebec, Mobridge, Timber Lake, Watertown, and Wheaton. High temperatures during this four-day period ranged from 95 degrees to 109 degrees. Aberdeen rose to 107 degrees on the 10th, Kennebec rose to 109 on the 9th, Mobridge rose to 105 on the 9th, Timber Lake’s high was 106 on the 9th, Watertown rose to 104 on the 10th, and Wheaton rose to 108 degrees on the 10th.


Record Highs: Record Lows:
Aberdeen: 97 (1931) Aberdeen: 24 (1902)
Kennebec: 102 (2004) Kennebec: 25 (1902)
Mobridge: 102 (1939) Mobridge: 32 (1989)
Pierre: 101 (1939) Pierre: 34 (1974)
Sisseton: 95 (1969) Sisseton: 30 (1902)
Timber Lake: 98 (1939) Timber Lake: 29 (1989)
Watertown: 96 (1990) Watertown: 24 (1902)
Wheaton: 95 (1931) Wheaton: 32 (1918)

Record Precipitation:
Aberdeen: 1.81" (1897)
Kennebec: 0.75" (1982)
Mobridge: 1.43" (1961)
Pierre: 0.89" (1985)
Sisseton: 1.06" (1982)
Timber Lake: 1.45" (1961)
Watertown: 1.52" (2005)
Wheaton: 1.57" (1965)


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