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

Autumn Temperatures for Eastern Third of the Country; Super Typhoon Approaching Guam

Cooler and less humid conditions for the eastern third of the nation as a cold slides off the east coast. Combination of dry and breezy conditions may result in spread of wildfires across the lower Mississippi Valley. In addition, fire weather conditions linger into portions of Southern California. For Guam, a super typhoon is approaching. Read More >

Hazardous Weather Conditions

Current conditions at

Washington Manassas Airport (KHEF)

Lat: 38.72°NLon: 77.52°WElev: 194ft.

Overcast

54°F

12°C

Humidity 64%
Wind Speed N 15 G 22 mph
Barometer 30.22 in (1023.8 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 17 Oct 10:56 am EDT
Extended Forecast for

4 Miles SSE Manassas VA

  • Today

    Today: A slight chance of rain before noon. Cloudy early, then gradual clearing, with a high near 55. North wind around 17 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.

    High: 55 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: Areas of frost after 4am. Otherwise, mostly clear, with a low around 34. North wind 6 to 9 mph.

    Low: 34 °F

    Clear then
    Areas Frost

  • Sunday

    Sunday: Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 58. Northeast wind around 7 mph.

    High: 58 °F

    Frost then
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 38. Light north wind.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 61. North wind 7 to 9 mph.

    High: 61 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

Detailed Forecast

Today
A slight chance of rain before noon. Cloudy early, then gradual clearing, with a high near 55. North wind around 17 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.
Tonight
Areas of frost after 4am. Otherwise, mostly clear, with a low around 34. North wind 6 to 9 mph.
Sunday
Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 58. Northeast wind around 7 mph.
Sunday Night
Mostly clear, with a low around 38. Light north wind.
Monday
Mostly sunny, with a high near 61. North wind 7 to 9 mph.
Monday Night
Partly cloudy, with a low around 43.
Tuesday
Mostly sunny, with a high near 67.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Mostly sunny, with a high near 65.
Wednesday Night
Partly cloudy, with a low around 44.
Thursday
Mostly sunny, with a high near 64.
Thursday Night
Partly cloudy, with a low around 46.
Friday
Mostly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Manassas VA
 38.71°N 77.46°W (Elev. 223 ft)
Last Update:
10:53 am EDT Oct 17, 2026
Forecast Valid:
11am EDT Oct 17, 2026-6pm EDT Oct 23, 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