• Early AM

    Feb 12

    Lo 13°

    Clear

    Ragweed Pollen Weather
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Today

    Feb 12

    30°Lo 17°

    Some sun, then clouds; cold

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

    Feb 13

    22°Lo 6°

    Windy with variable clouds

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

    Feb 14

    23°Lo 12°

    Very cold with plenty of sun

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

    Feb 15

    32°Lo 28°

    A little afternoon snow

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
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Forecast
Clear
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Mostly Sunny
Mostly Sunny
Temp (°F) 17° 16° 16° 15° 13° 11° 15° 19°
RealFeel® 14° 14° 15° 15° 15° 14° 18° 22°
Humidity 58% 61% 63% 65% 66% 74% 63% 55%
   
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Rain
 
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  2am 3am 4am 5am 6am 7am 8am 9am
Wind (mph) 5 W 5 W 5 W 4 W 4 WSW 2 SSW 4 SSW 4 SSW
UV Index 0 0 0 0 0 0 0 1
Cloud Cover 2% 3% 10% 10% 10% 26% 26% 26%
Dew Point
Middle Grid line 20 F Middle Grid line 15 F Middle Grid line 10 F

Temperature History - Feb 12

more Historical Weather Data >
  Today Normal Record 2/12/2015
High 30° 43° N/A 39°
Low 17° 29° N/A 14°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:04 AM with 10:38 of sunlight, then sets at 5:42 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:33 AM with 13:05 of moolight, then sets at 10:38 PM

Rockville Weather Report

DC, Baltimore: Polar vortex to smack region during Valentine's Day weekend

February 12, 2016; 12:28 AM ET

The coldest air of the winter and perhaps during all of last winter will plunge across the Washington, D.C., and Baltimore areas during Valentine's Day weekend. more >

Fri. Pollen

Fri. Dust & Dander

Fri. Wind Maps