Active Weather Alerts
Extreme Heat Watch
Issued: 2:27 AM Jun. 22, 2025 – National Weather Service
...EXTREME HEAT WATCH REMAINS IN EFFECT FROM MONDAY MORNING THROUGH MONDAY EVENING... * WHAT...Dangerously hot conditions with heat index values up to 110 possible. * WHERE...Washington DC, and portions of central and northern Maryland and northern Virginia. * WHEN...From Monday morning through Monday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. 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. &&
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