* WHAT...Heat index values up to 103 degrees expected.

* WHERE...Western Monmouth, Middlesex, Morris, Somerset, Sussex, Warren, Hunterdon, Ocean, and Southeastern Burlington Counties.

* WHEN...From 11 AM this morning to 8 PM EDT Friday.

* IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

* ADDITIONAL DETAILS...Some showers and thunderstorms late this afternoon and again late Friday afternoon will provide some local relief from the heat, however it will still remain very humid. It will then turn much less humid this weekend in the wake of a cold front.

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. close