Frost Advisory 05/21/2025 19:53 for Minnesota, Wisconsin areas

Headline: 
Frost Advisory issued May 21 at 9:53PM CDT until May 22 at 9:00AM CDT by NWS Duluth MN
Event: 
Frost Advisory
Urgency: 
Expected
Effective: 
May 21, 2025 - 7:53pm
Expires: 
May 22, 2025 - 5:00am
Description: 
* WHAT...Temperatures as low as 33 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 Fond du Lac Band, the northwestern area of the Lac du Flambeau Band, the Lac Courte Oreilles Reservation, the Red Cliff Band, the St. Croix Band in Burnett County, the Grand Portage Reservation, the Bad River Reservation, the Mille Lacs Band, East Lake, Hinckley, Lena Lake and, Big Sandy Lake areas and the Bois Forte Band, Lake Vermilion, Deer Creek and, Nett Lake areas. 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