Active AlertsSpringfield, IL

What: Dangerously hot conditions with heat index values up to 105.
Where: Portions of central, east central, southeast, and west central Illinois.
When: Until 7 PM CDT Saturday.
Impacts: Heat related illnesses increase significantly during extreme heat and high humidity events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Wear lightweight and loose fitting clothing. Take action when you see symptoms of heat exhaustion and heat stroke. Never leave pets or children unattended in parked vehicles.