WHAT
For the Heat Advisory, heat index values up to 95. For the Extreme Heat Warning, dangerously hot conditions with heat index values up to 100 expected.
WHERE
In Minnesota, Northern Aitkin, Koochiching, North Cass, Itasca, Carlton, St. Louis, and Northern Cook and Lake Counties. In Wisconsin, Bayfield and Douglas Counties. This includes the Tribal Lands of the Red Cliff Band, the Fond du Lac Band, the Mille Lacs Band, Big Sandy Lake area and the Bois Forte Band, Nett Lake, Lake Vermilion and, Deer Creek areas. Other locations including the Apostle Islands National Lakeshore and Voyageurs National Park. The entire Boundary Waters is also included.
WHEN
For the Heat Advisory, until 9 PM CDT this evening. For the Extreme Heat Warning, from 11 AM Sunday to 1 AM CDT Tuesday.
IMPACTS
Heat related illnesses increase significantly during extreme heat and high humidity events. Hot temperatures and high humidity may cause heat illnesses.
ADDITIONAL DETAILS
Little to no relief from the heat is possible Sunday night as continued very warm heat indices in the 70s are forecast Sunday night.
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.
