⚠️ Heat Advisory – Koochiching; North St. Louis; Northern Cook/Northern Lake; Southern Lake/North Shore; Southern Cook/North Shore – Sunday, July 26, 2026

Heat Advisory issued July 26 at 9:13AM CDT until July 26 at 9:00PM CDT by NWS Duluth MN

Details

* WHAT…Heat index values up to 95 expected.

* WHERE…Koochiching, North St. Louis, Cook and Lake Counties. This
includes the Tribal Lands of the Grand Portage Reservation and the
Bois Forte Band, Nett Lake area. Other locations including
Voyageurs National Park. The entire Boundary Waters is also
included.

* WHEN…Until 9 PM CDT this evening.

* IMPACTS…Hot temperatures and high humidity may cause heat
illnesses.

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.