• Today

    Apr 29

    34°Lo 29°

    Intermittent wet snow

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

    Apr 30

    33°Lo 28°

    A rain or snow shower

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

    May 1

    37°Lo 23°

    Cold with snow and rain

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

    May 2

    45°Lo 27°

    Mostly cloudy and not as cold

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

    May 3

    51°Lo 33°

    Rain and drizzle in the p.m.

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
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  Sat
5am
6am 7am 8am 9am 10am 11am 12pm
  5am 6am 7am 8am 9am 10am 11am 12pm
Forecast
Flurries
Cloudy
Cloudy
Cloudy
Flurries
Cloudy
Cloudy
Rain
Temp (°F) 29° 29° 29° 30° 30° 31° 32° 32°
RealFeel® 20° 21° 22° 20° 21° 23° 24° 23°
Humidity 86% 87% 88% 90% 92% 92% 92% 92%
   
  5am 6am 7am 8am 9am 10am 11am 12pm
Rain
 
0%
 
0%
 
0%
 
8%
 
8%
 
12%
 
47%
 
51%
Snow
 
51%
 
47%
 
41%
 
36%
 
40%
 
36%
 
34%
 
34%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  5am 6am 7am 8am 9am 10am 11am 12pm
Wind (mph) 8 NW 9 NW 8 NW 9 NW 10 NNW 12 NNW 13 NNW 13 NNW
UV Index 0 0 0 0 1 2 2 3
Cloud Cover 100% 99% 98% 97% 95% 94% 93% 92%
Dew Point 25° 26° 26° 27° 28° 29° 30° 30°
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 33° 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

Heavy late-April snow to bury Colorado and threaten power outages

April 29, 2016; 2:46 PM ET

Enough cold air will be in place for another round of heavy snow to fall across Colorado, including Denver, to end the week. more >

Sat. Pollen

Sat. Dust & Dander

Sat. Wind Maps