• Today

    Jul 31

    89°Lo 70°

    Showers and a heavier t-storm

    Very Good for an outdoor bbq
    • Precip
      65%
    • Hi
      RealFeel
      100°
    • Wind
      Speed
      5 mph
    more
  • Mon

    Aug 1

    88°Lo 69°

    A thunderstorm in spots

    Excellent for an outdoor bbq
    • Precip
      40%
    • Hi
      RealFeel
      100°
    • Wind
      Speed
      4 mph
  • Tue

    Aug 2

    86°Lo 67°

    Partly sunny and nice

    Excellent for an outdoor bbq
    • Precip
      13%
    • Hi
      RealFeel
      96°
    • Wind
      Speed
      5 mph
    more
  • Wed

    Aug 3

    84°Lo 68°

    Partly sunny

    Excellent for an outdoor bbq
    • Precip
      25%
    • Hi
      RealFeel
      92°
    • Wind
      Speed
      5 mph
    more
  • Thu

    Aug 4

    87°Lo 69°

    Periods of sun

    Excellent for an outdoor bbq
    • Precip
      25%
    • Hi
      RealFeel
      90°
    • Wind
      Speed
      6 mph
    more
Next Previous
Hi 88° RealFeel® 100° Precipitation 40%

Day

N

E

S

W

  • NW 4 mph
  • Gusts: 6 mph

Intervals of clouds and sun with a shower or thunderstorm in spots in the afternoon

  • Max UV Index: 7 (High)
  • Thunderstorms: 40%
  • Precipitation: 0.04 in
  • Rain: 0.04 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0.5 hrs
  • Hours of Rain: 0.5 hrs
Lo 69° RealFeel® 72° Precipitation 40%

Night

N

E

S

W

  • NNW 4 mph
  • Gusts: 6 mph

A shower or thunderstorm in spots in the evening; otherwise, partly cloudy and humid

  • Max UV Index: N/A
  • Thunderstorms: 40%
  • Precipitation: 0.04 in
  • Rain: 0.04 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0.5 hrs
  • Hours of Rain: 0.5 hrs

Temperature History - Aug 1

more Historical Weather Data >
  Today Normal Record 8/1/2015
High 88° 88° 100° (2011) 92°
Low 69° 71° 54° (1895) 74°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:10 AM with 14:09 of sunlight, then sets at 8:19 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:55 AM with 14:27 of moolight, then sets at 7:22 PM

Glen Echo Weather Report

Soaking storms to elevate flash flood threat in northeastern US this weekend

July 31, 2016; 5:33 AM ET

Rounds of drenching showers and heavy thunderstorms will heighten the risk of flash flooding across the northeastern United States through the final weekend of July. more >

Is Your Outdoor Gear Waterproof?

Dec 5, 2012; 5:00 AM ET Now that it's cold enough to hit the slopes, you may want to look more closely at what materials your winter sports gear is made of. As it turns out, not all waterproofing is created equal.

Mon. Outdoor Entertaining

Mon. Wind Maps

Mon. UV Index