Ohio Severe Extreme Heat Warning | Effective 06/30/2026 00:24

Headline: 
Extreme Heat Warning issued June 30 at 3:24AM EDT until July 2 at 8:00PM EDT by NWS Cleveland OH
Event: 
Extreme Heat Warning
Urgency: 
Expected
Effective: 
June 30, 2026 - 12:24am
Expires: 
June 30, 2026 - 8:30am
Description: 
* WHAT...Dangerously hot conditions with heat index values up to 107 expected. * WHERE...Portions of north central, northeast, and northwest Ohio. * WHEN...From noon today to 8 PM EDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. The prolonged nature of the heat event with little overnight relief through the week will increase impacts to vulnerable populations.
Instruction: 
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
Area Description: 
Ottawa; Sandusky; Erie; Lorain; Cuyahoga; Lake; Geauga; Ashtabula Inland; Seneca; Huron; Medina; Summit; Portage; Trumbull; Wyandot; Crawford; Richland; Ashland; Wayne; Stark; Mahoning; Marion; Morrow; Holmes; Knox; Ashtabula Lakeshore
Forcast Office: 
NWS Cleveland OH