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Washington, DC - Washington Channel, D.C. Marine Weather Forecast

Station WASD2 - 8594900 - Washington, DC

December 18, 2025 1:00 pm EST
Location: 38.873N 77.021W
Wind Speed: 0.0 knots
Wind Gust: 1.0 knots
Atmospheric Pressure: 30.17 in (1021.6 mb)
Pressure Tendency: -0.11 in (-3.7 mb)
Air Temperature: 57.2°F (14.0°C)
Water Temperature: 36.9°F (2.7°C)


This Afternoon - 56°F
Dec 18, 2025
7 mph SE
Partly Sunny
Partly sunny, with a high near 56. Southeast wind around 7 mph.
Tonight - 47°F
Dec 18, 2025
5 to 17 mph SE
Rain
Rain after 8pm. Cloudy. Low around 47, with temperatures rising to around 58 overnight. Southeast wind 5 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Friday - 60°F
Dec 19, 2025
15 to 23 mph SW
Rain
A chance of rain before 7am, then rain and a slight chance of thunderstorms between 7am and 2pm. Partly sunny. High near 60, with temperatures falling to around 40 in the afternoon. Southwest wind 15 to 23 mph, with gusts as high as 48 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Friday Night - 28°F
Dec 19, 2025
5 to 23 mph W
Mostly Clear
Mostly clear, with a low around 28. West wind 5 to 23 mph, with gusts as high as 48 mph.
Saturday - 45°F
Dec 20, 2025
3 to 8 mph SW
Sunny
Sunny, with a high near 45. Southwest wind 3 to 8 mph.
Saturday Night - 38°F
Dec 20, 2025
6 to 9 mph SW
Partly Cloudy
Partly cloudy, with a low around 38.
Sunday - 50°F
Dec 21, 2025
6 to 14 mph W
Mostly Sunny
Mostly sunny, with a high near 50.
Sunday Night - 26°F
Dec 21, 2025
6 to 9 mph NW
Mostly Clear
Mostly clear, with a low around 26.
Monday - 40°F
Dec 22, 2025
6 mph NW
Sunny
Sunny, with a high near 40.
Monday Night - 30°F
Dec 22, 2025
2 to 6 mph S
Mostly Cloudy
Mostly cloudy, with a low around 30.
Tuesday - 47°F
Dec 23, 2025
7 to 10 mph S
Slight Chance Light Rain
A slight chance of rain between 7am and 1pm. Mostly cloudy, with a high near 47.
Tuesday Night - 39°F
Dec 23, 2025
3 to 7 mph W
Mostly Cloudy
Mostly cloudy, with a low around 39.
Wednesday - 52°F
Dec 24, 2025
3 to 7 mph NW
Partly Sunny
Partly sunny, with a high near 52.
Wednesday Night - 38°F
Dec 24, 2025
5 mph E
Mostly Cloudy then Slight Chance Light Rain
A slight chance of rain after 1am. Mostly cloudy, with a low around 38.

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