• Tonight

    Sep 21

    Lo 60°

    A thunderstorm in spots early

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

    Sep 22

    72°Lo 50°

    Mostly sunny and not as warm

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

    Sep 23

    69°Lo 52°

    Mostly sunny and pleasant

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

    Sep 24

    74°Lo 60°

    Partly sunny and pleasant

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

    Sep 25

    71°Lo 57°

    Variable cloudiness

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
10pm
11pm Mon
12am
1am 2am 3am 4am 5am
  10pm 11pm 12am 1am 2am 3am 4am 5am
Forecast
T-storms
Partly Cloudy
Partly Cloudy
Partly Cloudy
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Temp (°F) 72° 71° 70° 70° 68° 66° 65° 63°
RealFeel® 68° 68° 67° 66° 64° 62° 63° 61°
Humidity 75% 76% 75% 73% 71% 71% 71% 72%
   
  10pm 11pm 12am 1am 2am 3am 4am 5am
Rain
 
51%
 
18%
 
14%
 
16%
 
20%
 
20%
 
20%
 
20%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  10pm 11pm 12am 1am 2am 3am 4am 5am
Wind (mph) 5 SSW 5 SSW 5 SW 4 WSW 4 W 4 W 3 WNW 3 WNW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 64% 41% 38% 32% 25% 17% 11% 10%
Dew Point 64° 63° 62° 61° 59° 57° 55° 54°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F

Temperature History - Sep 21

more Historical Weather Data >
  Today Normal Record 9/21/2013
High 83° 77° N/A 80°
Low 60° 60° N/A 54°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:54 AM with 12:12 of sunlight, then sets at 7:06 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:28 AM with 13:12 of moolight, then sets at 5:40 PM

Top Story

Montross Weather Report

DC: September Temperature Roller Coaster to Continue

September 21, 2014; 4:44 AM ET

In keeping with tradition, temperatures will continue their up-and-down cycle during the second half of September 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.

48 Hour Precipitation Forecast

Sun. Snow Day Potential