Snow And Strong Winds Create Travel Hazards Across South Dakota

The National Weather Service (NWS) has issued a Winter Weather Advisory that includes parts of South Dakota, including Sioux Falls, in effect until 6:00 PM, December 18.

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"While the snow is not expected to amount to much today, because of wind gusts of 50 to 70 mph, brief rapid drops in visibility will be possible. Along with the snow will also be the likelihood of a flash freeze as wet surfaces quickly freeze as temperatures plummet into the teens this morning." - NWS

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
1027 AM CST Thu Dec 18 2025

IAZ003-MNZ071-072-080-081-089-090-097-SDZ038>040-053>056-190000-
/O.CON.KFSD.WW.Y.0023.000000T0000Z-251219T0000Z/
Dickinson-Lincoln-Lyon-Murray-Cottonwood-Nobles-Jackson-Pipestone-
Beadle-Kingsbury-Brookings-Sanborn-Miner-Lake-Moody-
Including the cities of Lakefield, De Smet, Lake Preston,
Arlington, Flandreau, Huron, Mountain Lake, Ivanhoe, Brookings,
Woonsocket, Orland, Arnolds Park, Fulda, Lake Benton, Hendricks,
Spirit Lake, Windom, Milford, Worthington, Jackson, Howard,
Slayton, Pipestone, Marshall, Tyler, and Madison
1027 AM CST Thu Dec 18 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...

* WHAT...Snow and blowing snow. Additional snow accumulations up to
  one inch. Winds gusting as high as 60 mph.

* WHERE...Portions of northwest Iowa, southwest Minnesota, and east
  central South Dakota.

* WHEN...Until 6 PM CST this evening.

* IMPACTS...Plan on slippery road conditions. The hazardous
  conditions could impact the Thursday evening commute. Strong winds
  could cause tree damage.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.

Be prepared for slippery roads. Slow down and use caution while
driving. If you are going outside, watch your first few steps taken
on stairs, sidewalks, and driveways. These surfaces could be icy and
slippery, increasing your risk of a fall and injury.