⚠️ Extreme Heat Warning – Southern Lake/North Shore; Southern Cook/North Shore; Iron; Sawyer – Saturday, July 11, 2026

Extreme Heat Warning issued July 11 at 1:33PM CDT until July 14 at 1:00AM CDT by NWS Duluth MN

Details

* WHAT…Dangerously hot conditions with heat index values up to 98
expected.

* WHERE…In Minnesota, Southern Cook and Southern Lake Counties. In
Wisconsin, Iron and Sawyer Counties. This includes the Tribal
Lands of the Lac Courte Oreilles Reservation, the Grand Portage
Reservation and the northwestern area of the Lac du Flambeau Band.

* WHEN…From 11 AM Sunday to 1 AM CDT Tuesday.

* IMPACTS…Heat related illnesses increase significantly during
extreme heat and high humidity events.

* 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.

Instructions

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

This alert was automatically posted by SkyGuard, MWSC’s severe weather alerting system. Source: National Weather Service.