Note: The Heat Advisory has been canceled for the DC region. The most recent advisory issuances before the cancellation are below.
A Heat Advisory remains in effect from 11 am to 8 pm Wednesday, July 30, 2025 including the following jurisdictions.
DISTRICT OF COLUMBIA.
MARYLAND: Frederick, Carroll, Baltimore, Baltimore City, Cecil, Prince George’s, Anne Arundel, Charles, St. Mary’s, Calvert, Montgomery, Howard, Harford.
VIRGINIA: Fairfax, Arlington, Falls Church, Alexandria, Stafford, Spotsylvania, King George, Loudoun, Prince William, Manassas, Manassas Park.
…HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING…
WHAT…Heat index values up to 109 expected.
WHERE…Portions of DC, central, north central, northeast, northern, and southern Maryland, and central and northern Virginia.
WHEN…Until 8 PM EDT this evening.
IMPACTS…Hot temperatures and high humidity may cause heat illnesses.
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.
To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.
A Heat Advisory remains in effect from 11 am to 8 pm Wednesday, July 30, 2025 including the following jurisdictions.
MARYLAND: Washington, central/eastern Allegany.
VIRGINIA: Rockingham, Shenandoah, Frederick, Page, Warren, Clarke.
WEST VIRGINIA: Hampshire, Morgan, Berkeley, Jefferson, Hardy, eastern Grant, eastern Mineral.
…HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING…
WHAT…Heat index values up to 104 expected.
WHERE…Portions of north central and western Maryland, northwest and western Virginia, and eastern and panhandle West Virginia.
WHEN…Until 8 PM EDT this evening.
IMPACTS…Hot temperatures and high humidity may cause heat illnesses.
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.
A Heat Advisory is in effect from 11 am to 8 pm Wednesday, July 30, 2025 including the following jurisdictions.
VIRGINIA: Rappahannock, Culpeper, Fauquier.
…HEAT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING…
WHAT…Heat index values up to 105 expected.
WHERE…Culpeper, Northern Fauquier, Southern Fauquier, and Rappahannock Counties.
WHEN…Until 8 PM EDT this evening.
IMPACTS…Hot temperatures and high humidity may cause heat illnesses.
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.
To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.
A Heat Advisory is in effect from 11 am to 8 pm Wednesday, July 30, 2025 including the following jurisdictions.
WEST VIRGINIA: eastern Pendleton.
…HEAT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING…
WHAT…Heat index values up to 100 expected.
WHERE…Eastern Pendleton County.
WHEN…Until 8 PM EDT this evening.
IMPACTS…Hot temperatures and high humidity may cause heat illnesses.
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.