Alertes en vigueurIowa

What: Dangerously hot conditions with heat index values up to 105.
Where: Portions of northwest and west central Illinois, east central and southeast Iowa, and northeast Missouri.
When: Until 10 PM CDT this evening.
Impacts: Heat related illnesses increase significantly during extreme heat and high humidity events.
Additional Details: Thunderstorms and associated clouds may interrupt the heat at times today and especially on Friday.

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.