WHAT
Peak afternoon heat indices between 95 to around 100 degrees.
WHERE
Portions of north central, northwest, and west central Illinois, east central, northeast, and southeast Iowa, and northeast Missouri.
WHEN
Until 8 PM CDT Tuesday.
IMPACTS
Hot temperatures and humid conditions may cause heat illnesses.
ADDITIONAL DETAILS
Overnight temperatures in the 70s will provide little relief for those without air conditioning.
PRECAUTIONARY/PREPAREDNESS ACTIONS
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.