⚠️ Heat Advisory – Vilas; Oneida; Forest; Florence; Northern Marinette County; Lincoln; Langlade; Menominee; Northern Oconto County; Door; Marathon; Shawano; Wood; Portage; Waupaca; Outagamie; Brown; Kewaunee; Waushara; Winnebago; Calumet; Manitowoc; Southern Marinette County; Southern Oconto County – Sunday, July 12, 2026

Heat Advisory issued July 12 at 1:33PM CDT until July 14 at 9:00PM CDT by NWS Green Bay WI

Details

* WHAT…Heat index values of 95 to 105 expected. Highest heat index
values in far northeast Wisconsin. Overnight heat indices will
remain around 75 degrees, which will still be hazardous for anyone
without shelter after the heat in the afternoon.

* WHERE…Portions of central, east central, north central, and
northeast Wisconsin.

* WHEN…From 11 AM Monday to 9 PM CDT Tuesday.

* 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.

To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.

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