• Tonight

    Dec 18

    Lo 31°

    Partly cloudy

    Hair Frizz Weather
    • Wind
      Gust
      17 mph
    • Precip
      0%
    • Hours of Precip
      0
  • Fri

    Dec 19

    43°Lo 28°

    Sunshine and patchy clouds

    Unlikely for hair frizz
    • Wind
      Gust
      14 mph
    • Precip
      0%
    • Hours of Precip
      0
    more
  • Sat

    Dec 20

    41°Lo 27°

    Mainly cloudy

    Watch for hair frizz
    • Wind
      Gust
      4 mph
    • Precip
      7%
    • Hours of Precip
      0
    more
  • Sun

    Dec 21

    43°Lo 30°

    Sunny

    Watch for hair frizz
    • Wind
      Gust
      5 mph
    • Precip
      5%
    • Hours of Precip
      0
    more
  • Mon

    Dec 22

    45°Lo 42°

    Rain

    Advisory for hair frizz
    • Wind
      Gust
      8 mph
    • Precip
      75%
    • Hours of Precip
      10
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
12pm
1pm 2pm 3pm 4pm 5pm 6pm 7pm
  12pm 1pm 2pm 3pm 4pm 5pm 6pm 7pm
Forecast
Partly Sunny
Partly Sunny
Mostly Sunny
Partly Sunny
Partly Sunny
Partly Cloudy
Partly Cloudy
Partly Cloudy
Temp (°F) 41° 42° 43° 43° 42° 40° 38° 36°
RealFeel® 36° 36° 37° 37° 35° 35° 34° 34°
Humidity 41% 40% 40% 40% 43% 48% 54% 60%
   
  12pm 1pm 2pm 3pm 4pm 5pm 6pm 7pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
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  12pm 1pm 2pm 3pm 4pm 5pm 6pm 7pm
Wind (mph) 10 NNW 10 NW 10 NNW 9 WNW 9 NW 7 NW 6 NNW 5 NNW
UV Index 2 2 1 1 0 0 0 0
Cloud Cover 33% 34% 26% 30% 31% 41% 44% 43%
Dew Point 19° 19° 20° 20° 21° 22° 23° 23°
Middle Grid line 45 F Middle Grid line 40 F Middle Grid line 35 F

Temperature History - Dec 18

more Historical Weather Data >
  Today Normal Record 12/18/2013
High 43° 48° N/A 42°
Low 31° 31° N/A 25°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:18 AM with 9:32 of sunlight, then sets at 4:50 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:32 AM with 10:54 of moolight, then sets at 2:26 PM

Montross Weather Report

DC: Quiet Weekend Weather to be Followed by Christmas Eve Storm

December 18, 2014; 6:11 PM ET

Following benign weather this weekend, a major storm will affect Washington, D.C., much of the East and Midwest on Christmas Eve. more >

The History Behind the UV Index

Nov 12, 2012; 5:00 AM ET The UV index has been around since the early 1990s. It was created to help you plan outdoor activities in hopes to limit overexposure to the sun. Jeannette Calle has more.

Thu. Hair Frizz

Thu. Wind Maps

Thu. UV Index