Temps Nearing 20 Below Possible in South Dakota Wednesday Night

The National Weather Service Office in Sioux Falls issued a Cold Weather Advisory for much of South Dakota, including Sioux Falls.

The Cold Weather Advisory is in effect from 9:00 PM Wednesday until 9:00 AM Friday (February 12-13).

Skies are expected to clear Wednesday night allowing the temperature to drop to near 20 below zero in some areas. Even a light wind will cause dangerous windchills.

Graphic Courtesy of National Weather Service

"The dangerously cold wind chills as low as 35 below zero could cause frostbite on exposed skin in as little as 10 minutes." - National Weather Service

"Fresh snow and clearing skies tonight will allow temperatures to fall into the teens to around 20 below zero by daybreak Thursday. Although nighttime winds will be light, with temperatures already this cold, we are still expecting dangerously cold wind chills in the 20s below to lower 30s below zero. If you must spend time outdoors, please take precautions to protect yourself and those around you from the cold, including pets!" - National Weather Service Office in Sioux Falls

MORE WINTER WEATHER INFO

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
249 AM CST Wed Feb 12 2025

IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097-
098-NEZ013-014-SDZ038>040-050-052>071-121900-
/O.NEW.KFSD.CW.Y.0006.250213T0300Z-250213T1500Z/
Lyon-Osceola-Dickinson-Sioux-O`Brien-Clay-Plymouth-Cherokee-Buena
Vista-Woodbury-Ida-Lincoln-Lyon-Murray-Cottonwood-Nobles-Jackson-
Pipestone-Rock-Dixon-Dakota-Beadle-Kingsbury-Brookings-Gregory-
Jerauld-Sanborn-Miner-Lake-Moody-Brule-Aurora-Davison-Hanson-
McCook-Minnehaha-Charles Mix-Douglas-Hutchinson-Turner-Lincoln-
Bon Homme-Yankton-Clay-Union-
Including the cities of Kimball, Inwood, Spencer, Parkston, North
Sioux City, Wagner, Larchwood, Freeman, Howard, Harrisburg,
Cherokee, Marty, Rock Valley, Irene, Salem, Spirit Lake,
Marshall, Rock Rapids, Alpena, Slayton, Menno, Viborg, Arnolds
Park, Canton, Yankton, Brookings, Chamberlain, Springfield, De
Smet, Jefferson, Jackson, Plankinton, Parker, Ponca, Chancellor,
Tyndall, Avon, Storm Lake, Sheldon, Lake Preston, Hurley, George,
Sioux Center, Sanborn, Holstein, Allen, Fulda, White Lake, Ida
Grove, Clayton, Huron, Platte, Emery, Worthington, Tripp,
Wakefield, Orange City, Windom, Canistota, Stickney, Elk Point,
Lake Benton, Luverne, Beresford, Milford, Ivanhoe, Alcester,
Lennox, Wessington Springs, Hartley, Arlington, Delmont, Mountain
Lake, Tea, Tabor, Woonsocket, Alexandria, Battle Creek, Burke,
Vermillion, Scotland, Marion, Pipestone, Sioux City, Bridgewater,
Centerville, Orland, Hawarden, Madison, Armour, Tyler, Montrose,
Sibley, Le Mars, Lake Andes, Corsica, Hull, Gregory, Hendricks,
Flandreau, Lakefield, Mitchell, Sioux Falls, and South Sioux City
249 AM CST Wed Feb 12 2025

...COLD WEATHER ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO 9 AM
CST THURSDAY...

* WHAT...Very cold wind chills as low as 35 below zero expected.

* WHERE...Portions of northwest and west central Iowa, southwest
  Minnesota, northeast Nebraska, and central, east central, south
  central, and southeast South Dakota.

* WHEN...From 9 PM this evening to 9 AM CST Thursday.

* IMPACTS...The dangerously cold wind chills as low as 35 below zero
  could cause frostbite on exposed skin in as little as 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves.

Keep pets indoors as much as possible.