National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Excessive Rainfall Possible This Weekend; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. Read More >

Current conditions at

Fort Belvoir (KDAA)

Lat: 38.72°NLon: 77.18°WElev: 69ft.

Heavy Rain

59°F

15°C

Humidity 87%
Wind Speed N 7 mph
Barometer 30.11 in (1019.9 mb)
Dewpoint 55°F (13°C)
Visibility 7.00 mi
Last update 3 Oct 4:55 am EDT
Extended Forecast for

2 Miles SSW Fort Washington MD

  • Overnight

    Overnight: A chance of showers. Cloudy, with a low around 61. North wind around 8 mph. Chance of precipitation is 50%.

    Low: 61 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers, mainly before 4pm. Mostly cloudy, with a high near 67. North wind 5 to 7 mph. Chance of precipitation is 50%.

    High: 67 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers, mainly after 2am. Cloudy, with a low around 59. Light northeast wind. Chance of precipitation is 30%.

    Low: 59 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers before 3pm, then a chance of showers after 4pm. High near 67. Northeast wind 3 to 6 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 67 °F

    Showers

  • Sunday Night

    Sunday Night: Cloudy, with a low around 59. Light northwest wind.

    Low: 59 °F

    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

Detailed Forecast

Overnight
A chance of showers. Cloudy, with a low around 61. North wind around 8 mph. Chance of precipitation is 50%.
Saturday
A chance of showers, mainly before 4pm. Mostly cloudy, with a high near 67. North wind 5 to 7 mph. Chance of precipitation is 50%.
Saturday Night
A chance of showers, mainly after 2am. Cloudy, with a low around 59. Light northeast wind. Chance of precipitation is 30%.
Sunday
Showers before 3pm, then a chance of showers after 4pm. High near 67. Northeast wind 3 to 6 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Cloudy, with a low around 59. Light northwest wind.
Monday
Mostly sunny, with a high near 72.
Monday Night
Mostly clear, with a low around 50.
Tuesday
Sunny, with a high near 64.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Sunny, with a high near 67.
Wednesday Night
Mostly clear, with a low around 49.
Thursday
Sunny, with a high near 72.
Thursday Night
Mostly clear, with a low around 53.
Friday
Sunny, with a high near 73.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Fort Washington MD
 38.71°N 77°W (Elev. 167 ft)
Last Update:
4:53 am EDT Oct 3, 2026
Forecast Valid:
5am EDT Oct 3, 2026-6pm EDT Oct 9, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation