After Sioux Falls got seven plus inches of snow on Friday and Saturday, a serious bit of cold air will settle on the Upper Midwest this weekend. Those temperatures combined with strong wind will create dangerous wind chills. So, The National Weather Service has issued a Wind Chill Warning for most of South Dakota and parts of Nebraska, Iowa and Minnesota until noon Sunday.

A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND THE WIND WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. FROST BITE CAN OCCUR QUICKLY AND EVEN HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN.

Sioux Falls is forecast to have a high of 0 early in the day with temperatures falling throughout the day. Low temperatures early Sunday morning will be around 28 below zero. Additionally the winds will cause blowing and drifting snow reducing visibility, especially in open areas.

From the NWS:

* WINDS / VISIBILITIES...WINDS GUSTING AS HIGH AS 30 MPH WILL
  CAUSE DRIFTING AND PATCHY BLOWING SNOW TODAY...WHICH MAY CAUSE
  REDUCED VISIBILITY AT TIMES.

* WIND CHILL VALUES...EXPECT WIND CHILLS TO RANGE FROM 20 BELOW
  ZERO TO 45 BELOW ZERO THROUGH NOON SUNDAY...WITH THE COLDEST
  WIND CHILLS OCCURRING BETWEEN 10 PM THIS EVENING AND 9 AM
  SUNDAY.

* IMPACTS...THE DANGEROUSLY COLD WIND CHILLS WILL CAUSE FROSTBITE
  TO EXPOSED SKIN IN AS LITTLE AS 10 MINUTES...ESPECIALLY TONIGHT
  THROUGH SUNDAY MORNING.

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