• Early AM

    Sep 1

    Lo 69°

    A shower or thunderstorm

    Ragweed Pollen Weather
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Today

    Sep 1

    87°Lo 66°

    A p.m. t-storm in spots

    Low ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
  • Tue

    Sep 2

    88°Lo 64°

    A thunderstorm or two

    Low ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Wed

    Sep 3

    86°Lo 60°

    Partly sunny and less humid

    Low ragweed pollen levels
    • Precip
      9%
    • Wind
      Speed
      3 mph
    • Cloud
      Cover
      30%
    more
  • Thu

    Sep 4

    90°Lo 63°

    Sunny much of the time

    Low ragweed pollen levels
    • Precip
      9%
    • Wind
      Speed
      3 mph
    • Cloud
      Cover
      11%
    more
Next Previous
Next 8 hours >
  Mon
12am
1am 2am 3am 4am 5am 6am 7am
  12am 1am 2am 3am 4am 5am 6am 7am
Forecast
Cloudy
Mostly Cloudy
Cloudy
Mostly Cloudy
Cloudy
T-storms
Fog
T-storms
Temp (°F) 73° 73° 72° 70° 70° 69° 69° 69°
RealFeel® 74° 74° 73° 72° 72° 70° 70° 69°
Humidity 73% 73% 76% 87% 87% 91% 92% 93%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Rain
 
14%
 
18%
 
34%
 
34%
 
40%
 
51%
 
45%
 
53%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Wind (mph) 0 0 0 0 0 1 SSW 1 WSW 1 W
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 73% 77% 90% 77% 60% 68% 37% 45%
Dew Point 64° 64° 64° 66° 66° 67° 67° 67°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F

Temperature History - Sep 1

more Historical Weather Data >
  Today Normal Record 9/1/2013
High 87° 85° N/A 88°
Low 66° 60° N/A 67°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:43 AM with 13:04 of sunlight, then sets at 7:47 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:26 PM with 10:21 of moolight, then sets at 11:47 PM

Top Story

Cumberland Weather Report

DC: Summer Heat to Hold Beyond Labor Day

September 1, 2014; 4:25 AM ET

Labor Day weekend traditionally marks the unofficial end to summer, but the weather has another idea in mind around Washington, D.C., with a prolonged stretch of summer heat underway. more >

Mon. Pollen

Mon. Dust & Dander

Mon. Wind Maps