Rain and Thunderstorms in the Southeast; A Wintry Mix in the Southern Mid-Atlantic

A frontal system is expected to bring showers and thunderstorms along the Gulf Coast and Southeast, and some snow and/or freezing rain/drizzle over the southern Mid-Atlantic into the morning. A series of Clipper systems will bring periods of snow to the Northern Plains and Great Lakes over the next couple of days. Read More >

As an update to the story published earlier this week on dew point records, the following table includes sites from Sioux Falls’ area as well. The day that story was published (8/1), Aberdeen and Sisseton tied their records. Notice that both Huron and Sisseton set records this summer. By comparing recent dew point temperatures to the records, this summer’s uncomfortable conditions can be confirmed!

Site	Highest Recent Dew Point Temperature	Recent Date	Record Dew Point Temperature	Record Date	Period of Record
Aberdeen	82°F	8/1/2011, 7/17/2011	82°F	8/1/2011, 7/17/2011, 7/18/2001, 7/29/1999	1948-2011
Huron	81°F	7/18/2011, 7/17/2011	81°F	7/18/2011, 7/17/2011	1892-2011
Mitchell	80°F	7/18/2011, 7/16/2011	86°F	7/15/2002, 8/8/1975	1973-2011
Mobridge	80°F	7/18/2011, 7/17/2011	83°F	6/12/1987	1977-2011
Pierre	80°F	7/16/2011	84°F	7/1/2000	1948-2011
Sioux Falls	81°F	7/17/2011	82°F	7/10/2004	1942-2011
Sisseton	83°F	8/1/2011, 7/17/2011	83°F	8/1/2011, 7/17/2011	2001-2011
Watertown	80°F	7/19/2011, 7/18/2011, 7/17/2011	81°F	7/29/1999, 7/12/1995	1948-2011

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Rain and Thunderstorms in the Southeast; A Wintry Mix in the Southern Mid-Atlantic

Dew Point Records July and August 2011