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Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather from the Southern Plains to the Great Lakes

Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, thunderstorms, and coastal impacts to the Marianas Islands into Wednesday. Typhoon conditions are likely over CNMI and tropical storm conditions over Guam. Severe thunderstorms and heavy rain are expected from the Southern Plains to the Great Lakes today. Read More >

Hazardous Weather Conditions

Current conditions at

Leesburg / Godfrey (KJYO)

Lat: 39.08°NLon: 77.57°WElev: 390ft.

Fair

82°F

28°C

Humidity 40%
Wind Speed S 12 G 18 mph
Barometer 30.05 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 14 Apr 12:15 pm EDT
Extended Forecast for

Ashburn VA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 87. Southwest wind 7 to 10 mph, with gusts as high as 22 mph.

    High: 87 °F

    Mostly Sunny

  • Tonight

    Tonight: A slight chance of showers before 9pm. Partly cloudy, with a low around 68. Southwest wind around 6 mph becoming calm after midnight. Chance of precipitation is 20%.

    Low: 68 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 91. Calm wind becoming southwest 5 to 8 mph in the morning.

    High: 91 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 69. Southwest wind 5 to 8 mph.

    Low: 69 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 90. Light southwest wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 23 mph.

    High: 90 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of showers, mainly after 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 30%.

    Low: 67 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers. Partly sunny, with a high near 84. Chance of precipitation is 40%.

    High: 84 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 87. Southwest wind 7 to 10 mph, with gusts as high as 22 mph.
Tonight
A slight chance of showers before 9pm. Partly cloudy, with a low around 68. Southwest wind around 6 mph becoming calm after midnight. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 91. Calm wind becoming southwest 5 to 8 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 69. Southwest wind 5 to 8 mph.
Thursday
Partly sunny, with a high near 90. Light southwest wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 23 mph.
Thursday Night
A chance of showers, mainly after 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 30%.
Friday
A chance of showers. Partly sunny, with a high near 84. Chance of precipitation is 40%.
Friday Night
Partly cloudy, with a low around 61.
Saturday
Mostly sunny, with a high near 87.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.
Sunday
A chance of showers. Mostly cloudy, with a high near 72. Chance of precipitation is 50%.
Sunday Night
Partly cloudy, with a low around 43.
Monday
Sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ashburn VA
 39.04°N 77.46°W (Elev. 249 ft)
Last Update:
10:53 am EDT Apr 14, 2026
Forecast Valid:
12pm EDT Apr 14, 2026-6pm EDT Apr 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation