Indiana, Kentucky, Ohio Severe Extreme Heat Warning | Effective 06/29/2026 21:43

Headline: 
Extreme Heat Warning issued June 30 at 12:43AM EDT until July 2 at 8:00PM EDT by NWS Wilmington OH
Event: 
Extreme Heat Warning
Urgency: 
Expected
Effective: 
June 29, 2026 - 9:43pm
Expires: 
June 30, 2026 - 12:00pm
Description: 
* WHAT...Dangerously hot conditions with heat index values around 105 expected. * WHERE...Portions of east central and southeast Indiana, northern Kentucky, and south central, southwest, and west central Ohio. * WHEN...Until 8 PM EDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events, particularly for those working or participating in outdoor activities.
Instruction: 
Drink plenty of fluids, stay in air-conditioned rooms, 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: 
Wayne; Fayette; Union; Franklin; Ripley; Dearborn; Ohio; Switzerland; Carroll; Gallatin; Boone; Kenton; Campbell; Owen; Grant; Pendleton; Bracken; Robertson; Mason; Hardin; Mercer; Auglaize; Darke; Shelby; Logan; Miami; Champaign; Clark; Preble; Montgomery; Greene; Butler; Warren; Clinton; Hamilton; Clermont; Brown; Highland; Adams
Forcast Office: 
NWS Wilmington OH