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 >

Current conditions at

Washington/Reagan National Airport, DC (KDCA)

Lat: 38.85°NLon: 77.03°WElev: 13ft.

A Few Clouds

37°F

3°C

Humidity 42%
Wind Speed W 12 G 24 mph
Barometer 30.02 in (1016.5 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 19 Jan 10:52 am EST
Extended Forecast for

Idylwood VA

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 41. Southwest wind 11 to 13 mph, with gusts as high as 24 mph.

    High: 41 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 15. Northwest wind 10 to 13 mph, with gusts as high as 24 mph.

    Low: 15 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 28. West wind 8 to 11 mph, with gusts as high as 22 mph.

    High: 28 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 16. Northwest wind around 6 mph becoming calm  in the evening.

    Low: 16 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 38. Light south wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 25 mph.

    High: 38 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 30.

    Low: 30 °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

Detailed Forecast

M.L.King Day
Sunny, with a high near 41. Southwest wind 11 to 13 mph, with gusts as high as 24 mph.
Tonight
Mostly clear, with a low around 15. Northwest wind 10 to 13 mph, with gusts as high as 24 mph.
Tuesday
Sunny, with a high near 28. West wind 8 to 11 mph, with gusts as high as 22 mph.
Tuesday Night
Mostly clear, with a low around 16. Northwest wind around 6 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 38. Light south wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 30.
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
A chance of snow after 1am. Mostly cloudy, with a low around 15. Chance of precipitation is 30%.
Saturday
A chance of snow. Partly sunny, with a high near 21. Chance of precipitation is 30%.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 11. Chance of precipitation is 30%.
Sunday
A chance of snow. Partly sunny, with a high near 21. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Idylwood VA
 38.88°N 77.2°W (Elev. 397 ft)
9:53 am EST Jan 19, 2026
11am EST Jan 19, 2026-6pm EST Jan 25, 2026
 
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Additional Resources

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Hourly Weather Forecast

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