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Severe Thunderstorm Watch Issued for Parts of DC, Maryland, and Virginia

August 17, 2026 · wweather1 editorial · 1 min read

The National Weather Service has issued a Severe Thunderstorm Watch for portions of the District of Columbia, Maryland, and Virginia.

The National Weather Service Baltimore MD/Washington DC issued Severe Thunderstorm Watch 588 on August 16 at 8:38 PM EDT. The watch remains in effect until 11:00 PM EDT this evening.

The affected areas in Maryland include Prince Georges and Charles counties. In Virginia, the watch includes Arlington, Fairfax, and Prince William counties, along with the cities of Alexandria, Fairfax, Falls Church, Manassas, and Manassas Park. The District of Columbia is also included.

Numerous specific communities and localities are within the watch area, including Washington, Bowie, Greenbelt, Waldorf, Reston, and Woodbridge, as well as Reagan National Airport.

Residents in the designated regions should monitor weather conditions closely through the remainder of the evening as the watch stays valid until 11:00 PM EDT.

Why it is dangerous and what to do

⚠️ Safety
• Monitor local weather reports and forecasts for updates.
• Stay indoors and away from windows during severe weather.
• Be prepared to move to a safe interior room if a warning is issued.
📊 The numbers, from wweather1 data
Washington D.C.: now +28°, Overcast.
That is 4° above the September climate norm.
The record for this date is +35° (1985).
Three-day forecast: 8 September: +30°/+16° · 9 September: +33°/+19° · 10 September: +31°/+23°
The figures are computed automatically from the Open-Meteo/ERA5 archive — no eyeball estimates.

🌍 Weather in nearby cities

📰 Data source: NWS. Forecast and analysis — wweather1, based on Open-Meteo / met.no data.

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