• Early AM

    Sep 2

    Lo 70°

    Partly cloudy

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Today

    Sep 2

    92°Lo 69°

    A thunderstorm in spots

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Wed

    Sep 3

    88°Lo 64°

    Clouds yielding to sun

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Thu

    Sep 4

    89°Lo 67°

    Mostly sunny and very warm

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
  • Fri

    Sep 5

    89°Lo 71°

    Sunny and more humid

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
Hi 89° RealFeel® 93° Precipitation 7%

Day

N

E

S

W

  • SSE 4 mph
  • Gusts: 8 mph

Mostly sunny and very warm

  • Max UV Index: 6 (High)
  • Thunderstorms: 9%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 67° RealFeel® 65° Precipitation 14%

Night

N

E

S

W

  • S 3 mph
  • Gusts: 5 mph

Clear to partly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 14%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Sep 4

more Historical Weather Data >
  Today Normal Record 9/4/2013
High 89° 80° N/A 82°
Low 67° 62° N/A 56°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:39 AM with 12:55 of sunlight, then sets at 7:34 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:07 PM with 10:26 of moolight, then sets at 2:33 AM

Top Story

Greenbelt Weather Report

DC: Warm Week for Back to School, Work

September 1, 2014; 6:00 PM ET

While temperatures and humidity levels will fluctuate slightly from day to day this week, unseasonable warmth will continue into next weekend around Washington, D.C. more >

The 540 Snow Line

Dec 20, 2012; 5:00 AM ET The 540 line is often used by meteorologists to determine the chances of rain vs. snow.

Thu. Snow Day Potential