INDIANAPOLIS | An active Extreme Heat Warning is in effect for Indianapolis and Marion County. CGN News is publishing this alert because official National Weather Service alert data includes one or more CGN coverage areas: Marion County, Indiana.
What is active now
The primary active alert is Extreme Heat Warning with NWS severity listed as Severe, urgency listed as Expected and certainty listed as Likely.
The alert became effective 30 June 2026 at 12:55 AM EDT. The current listed expiration or ending time is 2 July 2026 at 8:00 PM EDT. Readers should rely on the latest county-specific National Weather Service alert before making safety decisions.
Current official alerts
Extreme Heat Warning: NWS lists the affected area as Carroll; Warren; Tippecanoe; Clinton; Howard; Fountain; Montgomery; Boone; Tipton; Hamilton; Madison; Delaware; Randolph; Vermillion; Parke; Putnam; Hendricks; Marion; Hancock; Henry; Vigo; Clay; Owen; Morgan; Johnson; Shelby; Rush; Sullivan;…. Current listed expiration or ending time: 2 July 2026 at 8:00 PM EDT.
Coverage area
This CGN alert covers Marion County, Indiana. Nearby communities may experience different conditions, and warnings can change quickly.
Safety
Limit strenuous outdoor activity, drink water, check on older adults and people without reliable cooling, and never leave children or pets in vehicles. Outdoor workers should use shade, rest breaks and hydration plans.
Official instruction
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
This alert should be updated if the National Weather Service issues, cancels, extends or replaces the active alert. Do not rely on this article alone for emergency decisions. Keep wireless emergency alerts enabled and monitor official NWS, NOAA, local emergency management and trusted local broadcast sources.
Additional Reporting By: National Weather Service; NOAA; National Weather Service Indianapolis