National Weather Service United States Department of Commerce

Snow Will Persist in the Northeast and Great Lake States

Heavy Lake Effect snow will continue to the lee of the Great Lakes for the next couple of days. Snow will also return to the Northeast by Tuesday as another front moves in. Bitter cold wind chills can be expected in the Upper Mississippi Valley. Freezing temperatures will even impact central Florida. Meanwhile, elevated fire weather conditions will persist in southern California. Read More >

For the NWS Sioux Falls CWA

Severe Weather Awareness Week
Dates for the rest of the U.S.
SOUTH DAKOTA: April 24-28, 2017
Tornado Drill - Wednesday, April 26
Watch - 10:00 AM
Warning - 10:15 AM
MINNESOTA: April 17-21, 2017
Tornado Drill - Thursday, April 20
Watch - 1:00 PM  
Warning - 1:45 PM
2nd Warning - 6:45 PM
(participating counties only)
NEBRASKA: March 27-31, 2017
Tornado Drill - Wednesday, March 29
Watch - 10:00 AM
Warning - 10:30 AM
IOWA: March 27-31, 2017
Tornado Drill - Wednesday, March 29
Watch - 10:00 AM
Warning - 10:30 AM


(All events listed below are Spotter Training sessions unless otherwise noted.)