Frost Advisory 05/21/2025 01:11 for Minnesota, Wisconsin areas

Headline: 
Frost Advisory issued May 21 at 3:11AM CDT until May 22 at 9:00AM CDT by NWS Duluth MN
Event: 
Frost Advisory
Urgency: 
Expected
Effective: 
May 21, 2025 - 1:11am
Expires: 
May 21, 2025 - 2:15pm
Description: 
* WHAT...Temperatures as low as 31 will result in frost formation. * WHERE...In Minnesota, Crow Wing, Aitkin, Pine, Koochiching, Cass, Itasca, Carlton, St. Louis, Cook and Lake Counties. In Wisconsin, Price, Ashland, Bayfield, Burnett, Douglas, Iron, Sawyer, and Washburn Counties. This includes the Tribal Lands of the northwestern area of the Lac du Flambeau Band, the Fond du Lac Band, the Grand Portage Reservation, the Red Cliff Band, the Lac Courte Oreilles Reservation, the St. Croix Band in Burnett County, the Bad River Reservation, the Mille Lacs Band, and the Bois Forte Band. Other locations including Voyageurs National Park, the Apostle Islands National Lakeshore and Madeline Island. The entire Boundary Waters is also included. * WHEN...From 1 AM to 9 AM CDT Thursday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.
Instruction: 
Take steps now to protect tender plants from the cold.
Area Description: 
Koochiching; North St. Louis; Northern Cook/Northern Lake; North Itasca; Central St. Louis; Southern Lake/North Shore; Southern Cook/North Shore; North Cass; South Itasca; South Cass; Crow Wing; Northern Aitkin; South Aitkin; Carlton/South St. Louis; Pine; Douglas; Bayfield; Ashland; Iron; Burnett; Washburn; Sawyer; Price
Forcast Office: 
NWS Duluth MN