Extreme Heat Watch
from THU 11:00 AM EDT until FRI 8:00 PM EDT, Prince George County, Warren County, Stafford County, Arlington/Falls Church/Alexandria, Fairfax County, Northern Fauquier County, Dorchester County, Carroll County, Charles County, Frederick County, Washington County, Central and Southeast Montgomery County, Prince George's County, Anne Arundel County, Northwest Montgomery County, District of Columbia, Berkeley County
