• Tonight

    Apr 30

    Lo 28°

    Mostly cloudy, a bit of snow

    Ragweed Pollen Weather
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
  • Sun

    May 1

    37°Lo 23°

    A bit of snow and rain; cold

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

    May 2

    48°Lo 27°

    A thunderstorm in spots

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      3 - Moderate
    more
  • Tue

    May 3

    57°Lo 26°

    Partly sunny

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

    May 4

    65°Lo 34°

    Sunny

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
8am
  8am
Forecast
Cloudy
Temp (°F) 30°
RealFeel® 20°
Humidity 94%
   
  8am
Rain
 
0%
Snow
 
34%
Ice
 
0%
   
  8am
Wind (mph) 12 NNE
UV Index 1
Cloud Cover 96%
Dew Point 29°
Middle Grid line 35 F Middle Grid line 30 F Middle Grid line 25 F

Temperature History - Apr 30

more Historical Weather Data >
  Today Normal Record 4/30/2015
High 36° 63° N/A 76°
Low 28° 38° N/A 48°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:01 AM with 13:52 of sunlight, then sets at 7:53 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:09 AM with 10:52 of moolight, then sets at 1:01 PM

Castle Rock Weather Report

PHOTOS: Late-April snowstorm extends Colorado ski season into early May

April 30, 2016; 11:31 PM ET

A late-April snowstorm dumped over a foot of heavy, wet snow across parts of Colorado on Thursday into Friday, boosting snowpack for an extended ski season at local resorts. more >

Sat. Pollen

Sat. Dust & Dander

Sat. Wind Maps