Michigan Moderate Heat Advisory | Effective 06/30/2026 01:02

Headline: 
Heat Advisory issued June 30 at 4:02AM EDT until June 30 at 8:00PM EDT by NWS Marquette MI
Event: 
Heat Advisory
Urgency: 
Expected
Effective: 
June 30, 2026 - 1:02am
Expires: 
June 30, 2026 - 1:00pm
Description: 
* WHAT...Heat index values up to 108. * WHERE...Portions of central Upper and western Upper Michigan. * WHEN...Until 8 PM EDT /7 PM CDT/ this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Instruction: 
Drink plenty of fluids, stay in an air-conditioned room if possible, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.
Area Description: 
Ontonagon; Houghton; Baraga; Marquette; Alger; Luce; Gogebic; Iron; Dickinson; Menominee; Delta; Southern Schoolcraft; Southern Houghton; Northern Schoolcraft
Forcast Office: 
NWS Marquette MI