This Day in National/World Weather History ...
 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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August 15, 1886:

A tornado moved northeast from 5 miles southwest of Newark in Marshall County, through town and into North Dakota. Only three buildings were reportedly undamaged at Newark, and a bartender at a saloon was killed. Three people died in two homes on adjoining farms 2 miles southwest of town. A saddle from a Newark stable was carried for a half mile. In North Dakota, homes and barns was damaged along the Wild River. This tornado was estimated as an F3.

August 15, 1987:

On this day the largest hail stone was reported in Brown County. The size of the hail stone as 4.5 inches in diameter, and fell on the southwest corner of Warner. This storm also produced F1 tornado that touchdown about 2 miles southwest of Warner. An estimated wind gust of 60 mph was also reported about 2 miles NNW of Stratford.

August 15, 2011:

Slow moving thunderstorms across parts of northern Roberts County produced anywhere from 4 to 8 inches of rainfall resulting in flash flooding. The town of New Effington was affected with many roads along with several homes flooded. Sandbagging took place to keep the water from the school. Highway 127 from New Effington to Hammer was flooded in several spots. This was the second time that New Effington was flooded in the last month. The floodwaters remained for several days afterward with several roads flooded.


Record Highs: Record Lows:
Aberdeen: 111 (1937) Aberdeen: 42 (1895)
Kennebec: 114 (1937) Kennebec: 46 (1994)
Mobridge: 106 (1988) Mobridge: 46 (1942)
Pierre: 114 (1988) Pierre: 52 (2005)
Sisseton: 106 (1937) Sisseton: 39 (1979)
Timber Lake: 107 (1988) Timber Lake: 46 (1942)
Watertown: 102 (1937) Watertown: 44 (1929)
Wheaton: 101 (1922) Wheaton: 42 (1929)

Record Precipitation:
Aberdeen: 1.04" (1967)
Kennebec: 1.83" (1944)
Mobridge: 1.55" (1978)
Pierre: 1.64" (2009)
Sisseton: 2.75" (2011)
Timber Lake: 2.55" (1978)
Watertown: 1.71" (1951)
Wheaton: 1.38" (1940)


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