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    • Tonight

      Sep 29

      64° Lo F
      Mostly cloudy, a little rain
      • Travel
      • Weather
      • Rain: 0.17 in
      • Wind Speed: 10 mph
      • T-storms: 30%
    • Fri

      Sep 30

      71° /63°
      Low clouds and spotty showers
      • Excellent
      • for travel
      • Rain: 0.36 in
      • Wind Speed: 17 mph
      • T-storms: 29%
      More
    • Sat

      Oct 1

      76° /60°
      Periods of sun with a shower
      • Excellent
      • for travel
      • Rain: 0.13 in
      • Wind Speed: 5 mph
      • T-storms: 25%
      More
    • Sun

      Oct 2

      77° /58°
      Times of clouds and sun
      • Excellent
      • for travel
      • Rain: 0.01 in
      • Wind Speed: 4 mph
      • T-storms: 20%
      More
    • Mon

      Oct 3

      75° /55°
      Pleasant with sunshine
      • Excellent
      • for travel
      • Rain: 0 in
      • Wind Speed: 6 mph
      • T-storms: 2%
      More

    Day

    70°Hi RealFeel® 73° Precipitation 80%
    Rain and a thunderstorm
    • E 10 mph
    • Gusts: 28 mph
    • Max UV Index: 1 (Low)
    • Thunderstorms: 30%
    • Precipitation: 0.1 in
    • Rain: 0.1 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 6 hrs
    • Hours of Rain: 6 hrs

    Night

    64°Lo RealFeel® 58° Precipitation 65%
    Mostly cloudy, breezy and mild with a touch of rain
    • ENE 15 mph
    • Gusts: 28 mph
    • Max UV Index: N/A
    • Thunderstorms: 24%
    • Precipitation: 0.07 in
    • Rain: 0.07 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 2 hrs
    • Hours of Rain: 2 hrs

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/29/2015
    High 70° 74° N/A 79°
    Low 64° 51° N/A 68°

    Sunrise/Sunset

    • Sunrise: 7:05 AM
    • Sunset: 6:55 PM
    • Duration: 11:50 hr

    Moonrise/Moonset

    • Moonrise: 5:40 AM
    • Moonset: 6:26 PM
    • Duration: 12:46 hr
    Astronomy

    Manassas Weather Report

    Persistent rain to raise flood risk in part of northeastern US

    September 29, 2016; 8:33 PM ET

    Persistent downpours will raise the flood risk in part of the mid-Atlantic into Friday, while rain will spread over the balance of the northeastern United States into the weekend. More >

    Weather Related Flight Delays

    Thu. Travel Weather

    Flight Tracker