Indiana, Michigan, Ohio Severe Extreme Heat Warning | Effective 06/28/2026 10:29

Headline: 
Extreme Heat Warning issued June 28 at 1:29PM EDT until July 2 at 8:00PM EDT by NWS Northern Indiana
Event: 
Extreme Heat Warning
Urgency: 
Expected
Effective: 
June 28, 2026 - 10:29am
Expires: 
June 29, 2026 - 3:00am
Description: 
* WHAT...Extended period of dangerously hot conditions with heat index values up to 105 possible during the afternoon and early evening hours. Daily high temperatures in the 90s. * WHERE...Portions of northern Indiana, southwest Michigan, and northwest Ohio. * WHEN...From 2 PM EDT /1 PM CDT/ Monday to 8 PM EDT /7 PM CDT/ Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. * ADDITIONAL DETAILS...Overnight lows in the mid-70s will offer limited relief from the heat. Additionally, heat-related impacts may be heightened due to cooler than normal temperatures these past two weeks.
Instruction: 
Drink plenty of fluids, stay in an air-conditioned room, 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: 
Elkhart; Lagrange; Steuben; Noble; De Kalb; Starke; Pulaski; Marshall; Fulton; Whitley; Allen; White; Cass; Miami; Wabash; Huntington; Wells; Adams; Grant; Blackford; Jay; Northern La Porte; Eastern St. Joseph; Northern Kosciusko; Southern La Porte; Western St. Joseph; Southern Kosciusko; Cass; St. Joseph; Branch; Hillsdale; Northern Berrien; Southern Berrien; Williams; Fulton; Defiance; Henry; Paulding; Putnam; Van Wert; Allen
Forcast Office: 
NWS Northern Indiana