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    • Today

      Sep 29

      70° /65°F
      Heavy rain and a thunderstorm
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Moderate
    • Fri

      Sep 30

      69° /65°
      Cloudy, showers around; windy
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Moderate
      More
    • Sat

      Oct 1

      76° /63°
      Some sun with a shower or two
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Moderate
      More
    • Sun

      Oct 2

      77° /62°
      Humid with clouds and sun
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Moderate
      More
    • Mon

      Oct 3

      78° /61°
      Mostly sunny and beautiful
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    Thursday
    5pm
    6pm
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    12am
    Forecast Cloudy Cloudy T-storms Rain Rain Cloudy Cloudy Cloudy
    Temp (°F) 69° 68° 68° 67° 66° 66° 66° 66°
    RealFeel® 68° 67° 62° 60° 59° 63° 63° 63°
    Wind (mph) 15 ENE 15 ENE 16 ENE 17 ENE 17 ENE 16 ENE 16 ENE 16 ENE
    precip
    5pm
    6pm
    7pm
    8pm
    9pm
    10pm
    11pm
    12am
    Rain
    43%
    47%
    51%
    54%
    58%
    49%
    34%
    34%
    Snow
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    Ice
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    SKY
    5pm
    6pm
    7pm
    8pm
    9pm
    10pm
    11pm
    12am
    UV Index 0 0 0 0 0 0 0 0
    Cloud Cover 96% 94% 94% 94% 94% 94% 94% 94%
    Humidity 93% 94% 98% 93% 93% 93% 93% 93%
    Dew Point 67° 67° 67° 65° 64° 64° 64° 64°
    Temp °F
    5pm
    6pm
    7pm
    8pm
    9pm
    10pm
    11pm
    12am
    70° 65°

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/29/2015
    High 70° 74° 93° (1954) 80°
    Low 65° 57° 40° (1942) 71°

    Sunrise/Sunset

    • Sunrise: 7:03 AM
    • Sunset: 6:53 PM
    • Duration: 11:50 hr

    Moonrise/Moonset

    • Moonrise: 5:38 AM
    • Moonset: 6:24 PM
    • Duration: 12:46 hr
    Astronomy

    Washington Weather Report

    Persistent rain to raise flood risk in part of northeastern US

    September 29, 2016; 3:16 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 >

    Thu. Pollen

    Thu. Dust & Dander

    Thu. Wind Maps