Frigid Low Temperatures on New Years Day Morning

Arctic air across the area on New Years Day morning, combined with clear skies and light winds, produced air temperatures of 25 below to near 45 below zero across much of northwest South Dakota into portions of south central South Dakota. The coldest temperatures were across portions of Perkins and Ziebach counties, where lows dropped to around 40 below zero. The coldest recorded temperature was 44 below zero at an automated observation site along the North Fork of the Grand River just west of Shadehill Reservoir, southwest of Lemmon. Daily record lows occurred at numerous sites, with the Milesville and Maurine cooperative observation sites recording all time record lows!

Listed below are low temperatures from our Cooperative Observers on January 1:

Station	Temperature	Old Daily Record	Previous All Time Record	Additional Info
Milesville (Haakon Co)	-41	-24/1952	-39/Feb 2, 1917	Period of record for station goes back to 1911.
Hoover (Butte Co)	-39			Tied for coldest on record since station opened in 2004.
Dupree (Ziebach Co)	-38	-30/1928		2nd coldest on record going back to 1922.
Maurine (Meade Co)	-37	-18/1985	-36/Feb 9, 1994 & Dec 30, 1990	Period of record for station goes back to 1975.
Red Owl (Meade Co)	-37			Coldest on record since station opened in 1989.
Cottonwood (Jackson Co)	-34
Wood (Mellette Co)	-32	-28/1924
Wasta (Pennington Co)	-29	-24/1974
Lemmon (Perkins Co)	-28
Bison (Perkins Co)	-26	-20/1979
Spearfish (Lawrence Co)	-24	-24/1968

Listed below are low temperatures from automated observing sites on January 1:

New Years morning lows from automated sites