Heat Advisory In Affect From 11:00 AM until 8:00 PM Saturday

Heat Index values could reach past 100 degrees.

.HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 8 PM EDTSATURDAY...* WHAT...Heat index values up to around 105 to 107 expected, with  heat index values generally between 100 and 104 degrees west of  the Blue Ridge Mountains.* WHERE...Portions of central, north central, northeast,  northern, southern and western Maryland, The District of  Columbia, central, northern and northwest Virginia and eastern  and panhandle West Virginia.* WHEN...From 11 AM to 8 PM EDT Saturday.* IMPACTS...Hot temperatures and high humidity may cause heat  illnesses to occur.* ADDITIONAL DETAILS...Oppressive heat and humidity will  overspread the area Saturday and last into Sunday. Little relief  from the heat is expected Saturday night with low temperatures  in mid 70s to near 80 for most, which will compound heat stress  on those without air conditioning.PRECAUTIONARY/PREPAREDNESS ACTIONS...Drink plenty of fluids, stay in an air-conditioned room, stay outof the sun, and check up on relatives and neighbors. Youngchildren and pets should never be left unattended in vehiclesunder any circumstances.Take extra precautions if you work or spend time outside. Whenpossible reschedule strenuous activities to early morning orevening. Know the signs and symptoms of heat exhaustion and heatstroke. Wear lightweight and loose fitting clothing whenpossible. To reduce risk during outdoor work, the OccupationalSafety and Health Administration recommends scheduling frequentrest breaks in shaded or air conditioned environments. Anyoneovercome by heat should be moved to a cool and shaded location.Heat stroke is an emergency! Call 9 1 1.By The National Weather Service, Sterling, Va. By The National Weather Service, Sterling, Va.