Issued by the National Weather Service and archived by Claims Pages
EXPIRED7/22/2025 2:06:00 AM (UTC)Urgency: FutureSeverity: SevereCertainty: Likely
7/22/2025 2:06:00 AM until 7/22/2025 4:00:00 PM
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.
* WHAT...Dangerously hot conditions with heat index values of 105 to
115 possible.
* WHERE...Portions of central, east central, and southeast Illinois.
* WHEN...From Wednesday morning through Thursday evening.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.