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

Coastal Storm Along the East Coast; Pacific Storm System in the West on Friday

A strengthening coastal storm will bring soaking rains to portions of the Mid-Atlantic and Northeast, with accumulating snow likely across the higher elevations of northern New England through Friday. A Pacific storm system will bring heavy low elevation rain, and gusty winds to northern California and the Pacific Northwest, as well as possible blizzard conditions to the Sierra Nevada on Friday. Read More >

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Light Rain

56°F

13°C

Humidity 72%
Wind Speed NW 13 G 29 mph
Barometer 29.45 in (997.2 mb)
Dewpoint 47°F (8°C)
Visibility 8.00 mi
Last update 12 Nov 4:52 pm EST
Extended Forecast for

Great Falls VA

  • This Afternoon

    This Afternoon: A slight chance of showers. Mostly cloudy, with a high near 62. Northwest wind around 9 mph. Chance of precipitation is 20%.

    High: 62 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Mostly cloudy, with a low around 42. Northwest wind 10 to 13 mph, with gusts as high as 24 mph.

    Low: 42 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 48. North wind 14 to 16 mph, with gusts as high as 28 mph.

    High: 48 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 34. North wind 7 to 11 mph, with gusts as high as 18 mph.

    Low: 34 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 50. Northwest wind 8 to 16 mph, with gusts as high as 26 mph.

    High: 50 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 52.

    High: 52 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A slight chance of showers. Mostly cloudy, with a high near 62. Northwest wind around 9 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, with a low around 42. Northwest wind 10 to 13 mph, with gusts as high as 24 mph.
Friday
Mostly cloudy, with a high near 48. North wind 14 to 16 mph, with gusts as high as 28 mph.
Friday Night
Mostly cloudy, with a low around 34. North wind 7 to 11 mph, with gusts as high as 18 mph.
Saturday
Mostly sunny, with a high near 50. Northwest wind 8 to 16 mph, with gusts as high as 26 mph.
Saturday Night
Partly cloudy, with a low around 35.
Sunday
Partly sunny, with a high near 52.
Sunday Night
Mostly cloudy, with a low around 34.
Monday
Mostly sunny, with a high near 54.
Monday Night
Mostly clear, with a low around 31.
Tuesday
Sunny, with a high near 56.
Tuesday Night
Clear, with a low around 30.
Wednesday
Sunny, with a high near 60.
Wednesday Night
Clear, with a low around 31.
Thursday
Sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Great Falls VA
 39.03°N 77.29°W (Elev. 295 ft)
Last Update:
3:53 pm EST Nov 12, 2026
Forecast Valid:
5pm EST Nov 12, 2026-6pm EST Nov 19, 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