417 WWUS73 KDLH 292108 NPWDLH URGENT - WEATHER MESSAGE National Weather Service Duluth MN Issued by National Weather Service Grand Forks ND 408 PM CDT Wed Jul 29 2026 MNZ010>012-018-019-025-026-033>038-WIZ001>003-006>008-300000- /O.CON.KDLH.HT.Y.0011.000000T0000Z-260730T0000Z/ Koochiching-North St. Louis-Northern Cook and Lake-North Itasca- Central St. Louis-North Cass-South Itasca-South Cass-Crow Wing- Northern Aitkin-South Aitkin-Carlton and South St. Louis-Pine- Douglas-Bayfield-Ashland-Burnett-Washburn-Sawyer- Including the cities of Grand Rapids, Walker, Pine City, Spooner, Brainerd, Hibbing, Ashland, Superior, International Falls, Bigfork, Hayward, Bayfield, Hill City, Aitkin, Hinckley, Duluth, Pine River, Isabella, Grantsburg, Ely, and Washburn 408 PM CDT Wed Jul 29 2026 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... * WHAT...Heat index values up to 92 degrees and Wet Bulb Globe Temperatures up to 84 degrees expected. * WHERE...In Minnesota, Crow Wing, Aitkin, Pine, Koochiching, Cass, Itasca, Carlton, St. Louis, Northern Cook and Northern Lake Counties. In Wisconsin, Ashland, Bayfield, Burnett, Douglas, Sawyer, and Washburn Counties. This includes the Tribal Lands of the Lac Courte Oreilles Reservation, the Fond du Lac Band, the Red Cliff Band, the St. Croix Band in Burnett County, the Bad River Reservation, the Mille Lacs Band, East Lake, Big Sandy Lake, Hinckley and, Lena Lake areas and the Bois Forte Band, Deer Creek, Nett Lake and, Lake Vermilion areas. Other locations including Voyageurs National Park, the Apostle Islands National Lakeshore and Madeline Island. The entire Boundary Waters is also included. * WHEN...Until 7 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. && $$ For more information on Northland weather, visit www.weather. gov/duluth