Notice of NWS' New Version of Forecast
A new version of Forecast is coming soon!
Click here to visit the new site for details.

Severe Thunderstorms and Heavy Rain Exacerbate Ongoing Flooding; Cold and Wintry Continue Out West

A developing wave will bring a threat of severe thunderstorms Saturday from the Arklatex area to the Middle Mississippi Valley; and may produce tornadoes, damaging winds, and large hail; including potential for significant tornadoes and very large hail. Additional heavy rain will increase ongoing flooding. Heavy western mountain and Upper Midwest snow; and ice in the Northeast is also expected. Read More >

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Light Drizzle Fog/Mist

43°F

6°C

Humidity 97%
Wind Speed SE 7 mph
Barometer 30.46 in (1031.6 mb)
Dewpoint 42°F (6°C)
Visibility 1.50 mi
Wind Chill39°F (4°C)
Last update 23 Feb 12:52 pm EST
Extended Forecast for

3 Miles W Fairfax VA

  • This
    Afternoon

    This Afternoon: Patchy drizzle and fog.  Cloudy, with a high near 50. South wind around 7 mph.

    Patchy
    Drizzle and
    Patchy Fog

    High: 50 °F

  • Tonight

    Tonight: Patchy drizzle and fog with a slight chance of showers before 1am, then patchy drizzle after 4am.  Mostly cloudy, with a low around 46. South wind 5 to 7 mph.  Chance of precipitation is 20%.

    Patchy
    Drizzle and
    Patchy Fog

    Low: 46 °F

  • Saturday

    Saturday: Showers likely with patchy drizzle before 10am, then showers likely, mainly after 1pm.  Patchy fog before 1pm.  Otherwise, cloudy, with a high near 61. Calm wind becoming east 5 to 7 mph in the afternoon.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Showers
    Likely and
    Patchy Fog

    High: 61 °F

  • Saturday
    Night

    Saturday Night: Showers before 10pm, then showers with patchy drizzle between 10pm and 4am, then showers likely after 4am.  Patchy fog. Low around 51. East wind around 7 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Showers and
    Patchy Fog

    Low: 51 °F

  • Sunday

    Sunday: Showers likely, with thunderstorms also possible after 1pm.  Cloudy, with a high near 71. South wind 6 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 22 mph.  Chance of precipitation is 70%.

    Showers
    Likely

    High: 71 °F

  • Sunday
    Night

    Sunday Night: A chance of showers, mainly after 1am.  Mostly cloudy, with a low around 46. Chance of precipitation is 30%.

    Chance
    Showers

    Low: 46 °F

  • Monday

    Monday: A chance of showers.  Partly sunny, with a high near 57. Chance of precipitation is 40%.

    Chance
    Showers

    High: 57 °F

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 37.

    Mostly Clear

    Low: 37 °F

  • Tuesday

    Tuesday: Sunny, with a high near 58.

    Sunny

    High: 58 °F

Detailed Forecast

This Afternoon
Patchy drizzle and fog. Cloudy, with a high near 50. South wind around 7 mph.
Tonight
Patchy drizzle and fog with a slight chance of showers before 1am, then patchy drizzle after 4am. Mostly cloudy, with a low around 46. South wind 5 to 7 mph. Chance of precipitation is 20%.
Saturday
Showers likely with patchy drizzle before 10am, then showers likely, mainly after 1pm. Patchy fog before 1pm. Otherwise, cloudy, with a high near 61. Calm wind becoming east 5 to 7 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Showers before 10pm, then showers with patchy drizzle between 10pm and 4am, then showers likely after 4am. Patchy fog. Low around 51. East wind around 7 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Showers likely, with thunderstorms also possible after 1pm. Cloudy, with a high near 71. South wind 6 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 70%.
Sunday Night
A chance of showers, mainly after 1am. Mostly cloudy, with a low around 46. Chance of precipitation is 30%.
Monday
A chance of showers. Partly sunny, with a high near 57. Chance of precipitation is 40%.
Monday Night
Mostly clear, with a low around 37.
Tuesday
Sunny, with a high near 58.
Tuesday Night
Partly cloudy, with a low around 39.
Wednesday
Partly sunny, with a high near 59.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 45. Chance of precipitation is 50%.
Thursday
Showers likely. Mostly cloudy, with a high near 56. Chance of precipitation is 60%.
Click Map For Forecast
Point Forecast:
3 Miles W Fairfax VA
 38.85°N 77.35°W (Elev. 400 ft)
12:32 pm EST Feb 23, 2018
1pm EST Feb 23, 2018-6pm EST Mar 1, 2018
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database