Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Hazardous Weather Conditions

Current conditions at

Leesburg / Godfrey (KJYO)

Lat: 39.08°NLon: 77.57°WElev: 390ft.

Fair

18°F

-8°C

Humidity 53%
Wind Speed NA
Barometer 30.38 in
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Last update 20 Jan 7:55 am EST
Extended Forecast for

Ashburn VA

  • Today

    Today: Sunny, with a high near 28. West wind 7 to 13 mph, with gusts as high as 21 mph.

    High: 28 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 12. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 12 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 40. Light southeast wind becoming south 11 to 16 mph in the morning. Winds could gust as high as 28 mph.

    High: 40 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 29. South wind 7 to 13 mph, with gusts as high as 23 mph.

    Low: 29 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 49. West wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 49 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 38.

    High: 38 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 10.

    Low: 10 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of snow.  Mostly cloudy, with a high near 19. Chance of precipitation is 40%.

    High: 19 °F

    Chance Snow

Detailed Forecast

Today
Sunny, with a high near 28. West wind 7 to 13 mph, with gusts as high as 21 mph.
Tonight
Mostly clear, with a low around 12. Northwest wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 40. Light southeast wind becoming south 11 to 16 mph in the morning. Winds could gust as high as 28 mph.
Wednesday Night
Mostly cloudy, with a low around 29. South wind 7 to 13 mph, with gusts as high as 23 mph.
Thursday
Mostly sunny, with a high near 49. West wind 6 to 11 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 25.
Friday
Partly sunny, with a high near 38.
Friday Night
Mostly cloudy, with a low around 10.
Saturday
A chance of snow. Mostly cloudy, with a high near 19. Chance of precipitation is 40%.
Saturday Night
Snow likely, mainly after 1am. Cloudy, with a low around 11. Chance of precipitation is 60%.
Sunday
Snow likely. Mostly cloudy, with a high near 22. Chance of precipitation is 60%.
Sunday Night
A chance of snow. Partly cloudy, with a low around 9. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 25.
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ABOUT THIS FORECAST

 
Point Forecast:
Ashburn VA
 39.04°N 77.46°W (Elev. 249 ft)
6:53 am EST Jan 20, 2026
8am EST Jan 20, 2026-6pm EST Jan 26, 2026
 
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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