Active AlertsMaple Grove, PA

What: Heat index values up to 103 expected.
Where: Berks, Lehigh, Northampton, Eastern Chester, Upper Bucks, Western Chester, and Western Montgomery Counties.
When: From 10 AM to 8 PM EDT Wednesday.
Impacts: Hot temperatures and high humidity may cause heat illnesses.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Monitor the latest forecasts and warnings for updates.