• Today

    Feb 28

    23°Lo 5°

    A little afternoon snow

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

    Mar 1

    24°Lo 15°

    Mostly cloudy and cold

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

    Mar 2

    43°Lo 21°

    Not as cold with snow

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

    Mar 3

    24°Lo -1°

    Overcast, colder; p.m. snow

    Low ragweed pollen levels
    • Precip
      79%
    • Wind
      Speed
      10 mph
    • Cloud
      Cover
      84%
    more
  • Wed

    Mar 4

    17°Lo 1°

    Cloudy and cold

    Ragweed Pollen Weather
    • Precip
      25%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      95%
Next Previous
Hi 17° RealFeel® 18° Precipitation 25%

Day

N

E

S

W

  • SSE 6 mph
  • Gusts: 8 mph

Cloudy and cold

  • Max UV Index: 3 (Moderate)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 1° RealFeel® -6° Precipitation 5%

Night

N

E

S

W

  • SW 7 mph
  • Gusts: 10 mph

Mainly clear; bitterly cold in the evening, then rising temperatures late

  • Max UV Index: N/A
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Mar 4

more Historical Weather Data >
  Today Normal Record 3/4/2014
High 17° 51° 76° (2009) 61°
Low 23° -3° (1978) 32°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:28 AM with 11:27 of sunlight, then sets at 5:55 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:16 PM with 12:58 of moolight, then sets at 6:14 AM

Castle Rock Weather Report

Western Storm to Deliver Fraction of Much-Needed Rain, Snow

February 28, 2015; 2:25 PM ET

A slow-moving storm will continue to affect the West this weekend and into the first part of next week with rounds of precipitation for some needy areas as well as trouble for travelers. more >

Making a Forecast: The Sixth Sense

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

Wed. Dust & Dander

Wed. Wind Maps