The sub-zero temps forecast for Wednesday have caused the Sioux Falls Public Schools and O'Gorman to call off classes. A Wind Chill Warning is in effect from 12:00am Wednesday until 11:00AM Wednesday.

...WIND CHILL WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
11 AM CST WEDNESDAY...
...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 11 AM WEDNESDAY TO
6 AM CST THURSDAY...

* WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS WILL BE BREEZY
  TONIGHT...AVERAGING 15 TO 30 MPH...THEN WILL SETTLE INTO A 10 TO
  20 MPH RANGE ON WEDNESDAY. WEDNESDAY NIGHT...WINDS WILL BECOME
  SOUTHERLY AND INCREASE TO 15 TO 30 MPH AGAIN. BE AWARE THAT SOME
  REDUCTIONS IN VISIBILITIES WILL OCCUR TONIGHT IN RURAL AREAS DUE
  TO PATCHY BLOWING SNOW.

* WIND CHILL VALUES...WILL FALL AND BOTTOM OUT IN THE 30 BELOW TO
  40 DEGREES BELOW RANGE LATE TONIGHT AND WEDNESDAY MORNING. BY
  WEDNESDAY AFTERNOON AND EVENING...WIND CHILL READINGS WILL
  MODIFY TO A RANGE OF 20 BELOW TO 25 BELOW...THEN WILL MODERATE
  FURTHER OVERNIGHT WEDNESDAY NIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND
STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS
WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF
PRECAUTIONS ARE NOT TAKEN.

 

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