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

23°F

-5°C

Humidity 46%
Wind Speed NA
Barometer 30.25 in
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Last update 20 Jan 2:15 am EST
Extended Forecast for

Round Hill VA

  • Overnight

    Overnight: Clear, with a low around 13. Northwest wind 8 to 11 mph, with gusts as high as 21 mph.

    Low: 13 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 26. West wind 8 to 11 mph, with gusts as high as 22 mph.

    High: 26 °F

    Sunny

  • Tuesday Night

    Tuesday Night: 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 38. South wind 5 to 10 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 38 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 29. South wind 9 to 14 mph, with gusts as high as 23 mph.

    Low: 29 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 9.

    Low: 9 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Clear, with a low around 13. Northwest wind 8 to 11 mph, with gusts as high as 21 mph.
Tuesday
Sunny, with a high near 26. West wind 8 to 11 mph, with gusts as high as 22 mph.
Tuesday Night
Mostly clear, with a low around 12. Northwest wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 38. South wind 5 to 10 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 28 mph.
Wednesday Night
Partly cloudy, with a low around 29. South wind 9 to 14 mph, with gusts as high as 23 mph.
Thursday
Mostly sunny, with a high near 48.
Thursday Night
Partly cloudy, with a low around 24.
Friday
Partly sunny, with a high near 36.
Friday Night
Mostly cloudy, with a low around 9.
Saturday
A chance of snow. Mostly cloudy, with a high near 18. Chance of precipitation is 40%.
Saturday Night
Snow likely. Mostly cloudy, with a low around 11. Chance of precipitation is 60%.
Sunday
Snow likely. Mostly cloudy, with a high near 20. 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:
Round Hill VA
 39.14°N 77.76°W (Elev. 568 ft)
1:52 am EST Jan 20, 2026
2am 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