• Today

    Feb 27

    29°Lo 9°

    Clouds breaking and very cold

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
  • Sat

    Feb 28

    28°Lo 15°

    Sunny and quite cold

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Sun

    Mar 1

    36°Lo 32°

    Partly sunny and cold

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Mon

    Mar 2

    45°Lo 25°

    A shower early in the morning

    Low ragweed pollen levels
    • Precip
      55%
    • Wind
      Speed
      14 mph
    • Cloud
      Cover
      69%
    more
  • Tue

    Mar 3

    38°Lo 35°

    Rain and sleet, some heavy

    Ragweed Pollen Weather
    • Precip
      76%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      96%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Mostly Cloudy
Partly Cloudy
Flurries
Mostly Cloudy
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Temp (°F) 23° 25° 26° 26° 28° 29° 29° 29°
RealFeel® 19° 19° 20° 22° 26° 25° 25° 22°
Humidity 69% 62% 60% 56% 52% 49% 47% 47%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
18%
 
37%
 
40%
 
37%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 8 NW 9 NNW 9 NNW 9 NNW 9 NNW 8 NNW 8 NNW 8 NW
UV Index 1 2 3 3 3 3 2 1
Cloud Cover 83% 69% 73% 75% 30% 36% 40% 42%
Dew Point 14° 14° 13° 13° 12° 12° 12° 11°
Middle Grid line 30 F Middle Grid line 25 F Middle Grid line 20 F

Temperature History - Feb 27

more Historical Weather Data >
  Today Normal Record 2/27/2014
High 29° 50° 77° (1997) 43°
Low 33° (1934) 21°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:45 AM with 11:14 of sunlight, then sets at 5:59 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:49 PM with 14:31 of moolight, then sets at 3:20 AM

Rockville Weather Report

DC: Less Extreme Cold, Storms in Store Next Week

February 27, 2015; 7:01 AM ET

While prolonged warmth for the Washington, D.C., area is still a long way off, temperatures will recover to less extreme levels next week. more >

Making a Forecast: The Sixth Sense

Feb 16, 2015; 5:00 AM ET What steps go into making a forecast?

Fri. Pollen

Fri. Dust & Dander

Fri. Wind Maps