Weather Alert Watch
Moderate Heat Advisory

Heat Advisory for Washington; Central and Eastern Allegany; Augusta +15 more

What: Heat index values of 100 to 104 expected. Impacts: Heat related illnesses increase significantly during extreme heat and high humidity events. Hot temperatures and high humidity may cause heat illnesses. Where: Portions of north central and western...

MD, VA +1Washington; Central and Eastern Allegany; Augusta; Rockingham; Shenandoah; Frederick; Page; Warren; Clarke; Eastern Highland; Hampshire; Morgan; Berkeley; Jefferson; Hardy; Eastern Grant; Eastern Mineral; Eastern Pendleton

Official alert brief

WHAT

Heat index values of 100 to 104 expected.

WHERE

Portions of north central and western Maryland, northwest and western Virginia, and eastern and panhandle West Virginia.

WHEN

From 10 AM to 8 PM EDT Saturday.

IMPACTS

Heat related illnesses increase significantly during extreme heat and high humidity events. Hot temperatures and high humidity may cause heat illnesses.

ADDITIONAL DETAILS

Early morning low temperatures in the around 70 combined with oppressive humidity will result in little to no overnight relief. Prolonged excessive heat may impact power, water, and transportation systems.

Instructions

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.