Major Winter Storm Ongoing in the Upper Midwest; Severe Weather Tonight from the Mid-South to the Ohio Valley

A major winter storm will continue to bring blizzard conditions, heavy snowfall, icing, and strong winds through Monday across the Upper Midwest and Upper Great Lakes. A line of storms will be capable of producing widespread damaging winds, tornadoes, and some large hail from the Mid-South to the Ohio Valley and the Southeast through tonight, moving into the Mid-Atlantic Monday. Read More >

Overview

Bitterly cold air from the Arctic region that settled into the Northern Plains in early to mid February, 2021 resulted in numerous record low temperatures being set. This is a preliminary list of new record low temperatures. Of significance is that Spearfish set an all time record low of -33. The previous all time record low was -32, last set back on Jan 4, 1950. The period of record for Spearfish goes all the way back to 1893.

...PRELIMINARY LOW TEMPERATURE RECORDS...

LOCATION        DATE     NEW RECORD    PREVIOUS RECORD (YEAR)

BELLE FOURCHE   02/13    -23           -23 (2007)

BISON           02/12    -26           -22 (1944)
                02/13    -23           -22 (1936)

2 E COTTONWOOD  02/15    -34           -33 (2007)

DEVILS TOWER    02/13    -29           -20 (2007)
                02/15    -24           -24 (2007)

15 SSE DUPREE   02/12    -25           -17 (1969)
                02/13    -21           -15 (2020)
                02/14    -24           -13 (2001)

EDGEMONT        02/13    -29           -11 (2007)
                02/14    -31           -14 (2001)
                02/15    -39           -27 (2007)

FORT MEADE      02/13    -18           -17 (1914)
                02/14    -21           -13 (1906)
                02/15    -20           -17 (2007)

4 SE GILLETTE   02/13    -29           -29 (1936)

HOT SPRINGS     02/13    -22           -18 (1936)

2 E KYLE        02/13    -18           -18 (1966)
                02/14    -18           -15 (1973)
                02/15    -18           -13 (1958)
                02/16    -11           -10 (2018)

LEAD            02/11    -15           -15 (1948)

LEMMON          02/13    -27           -27 (1936)

5 SW LODGEPOLE  02/09    -27           -20 (2019)
                02/12    -31           -17 (2008)
                02/13    -32           -30 (2020)
                02/14    -40*          -21 (2020)
                02/15    -40*          -25 (2019)

8 E MARTIN      02/12    -12            -3 (1997)
                02/13    -14           -12 (2020)
                02/14    -22           -11 (2020)
                02/15    -28            -4 (1991)
                02/16    -30             2 (1990)

12 SW MAURINE   02/12    -21           -17 (1988)
                02/13    -22           -19 (2007)
                02/14    -29           -19 (2007)

5 SE MILESVILLE 02/14    -25           -21 (2007)

14 S MISSION    02/14    -18           -14 (2007)
                02/15    -25           -22 (2007)

MOUNT RUSHMORE  02/09    -12           -11 (1975)
                02/14    -19            -8 (2007)
                02/11    -18           -11 (1981)
                02/12    -19            -9 (1986)
                02/13    -20            -8 (1995)

ORAL            02/14    -22           -21 (2007)

PACTOLA DAM     02/08    -18           -18 (2011)
                02/12    -20           -19 (1986)
                02/13    -27           -16 (1986)
                02/14    -26           -15 (2007)
                02/15    -25           -20 (2007)

SPEARFISH       02/12    -24           -23 (1936)
                02/13    -30           -24 (1936)
                02/14    -33*          -28 (1936)
                02/16    -30           -27 (1936)

RAPID CITY ARPT 02/12    -12           -11 (1949)
                02/13    -24           -16 (2007)
                02/14    -23           -20 (2007)

4 NW RAPID CITY 02/12    -14           -14 (2018)
                02/15    -21           -19 (2007)

7 ENE ROCHELLE  02/10    -29           -21 (1959) 
                02/12    -23           -20 (1958)
                02/14    -39           -16 (1978)  
                02/15    -38           -20 (2001)

1 E WESTON      02/08    -25           -16 (1978)
                02/13    -34            -8 (1986)
                02/14    -33           -20 (1986)

WIND CAVE       02/12    -15            -6 (2004)
                02/13    -23           -15 (2007)
                02/14    -21            -9 (2007)

Note: * denotes an all time record low

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Major Winter Storm Ongoing in the Upper Midwest; Severe Weather Tonight from the Mid-South to the Ohio Valley

February 9-16, 2021 Arctic Outbreak