• Mostly cloudy 77°
    Ragweed Pollen Current Weather
    • Relative Humidity
      44%
    • Yesterday
      Temp
      76°
    • RealFeel
      84°
  • Today

    Jul 29

    Hi 75°

    Showers and a heavier t-storm

    Moderate ragweed pollen levels
    • Grass
      Pollen
      12 - Moderate
    • Ragweed
      Pollen
      30 - Moderate
    • Tree
      Pollen
      7 - Low
    Day Details >
  • Tomorrow

    Jul 30

    Hi 63°

    A couple of t-storms; colder

    Moderate ragweed pollen levels
    • Grass
      Pollen
      12 - Moderate
    • Ragweed
      Pollen
      30 - Moderate
    • Tree
      Pollen
      7 - Low
    Day Details >
  • Thursday

    Jul 31

    Hi 73°

    An afternoon t-storm; warmer

    Moderate ragweed pollen levels
    • Grass
      Pollen
      12 - Moderate
    • Ragweed
      Pollen
      30 - Moderate
    • Tree
      Pollen
      7 - Low
    Day Details >
Next

Rain and a thunderstorm from this afternoon to tomorrow evening can lead to flooding

7/29 7/30 Now: 12:14pm
PM 12-4
  • 12pm Mostly cloudy 74° 20%
  • 1pm Intermittent clouds 75° 25%
  • 2pm Thunderstorms 67° 53%
  • 3pm Cloudy 69° 49%
  • 4pm Cloudy 68° 49%
PM 11-4
  • 11pm Thunderstorms 58° 52%
  • 12am Cloudy 58° 48%
  • 1am Cloudy 57° 49%
  • 2am Thunderstorms 57° 57%
  • 3am Thunderstorms 56° 57%
  • 4am Cloudy 55° 49%
AM 5-10
  • 5am Cloudy 55° 34%
  • 6am Cloudy 54° 34%
  • 7am Cloudy 54° 34%
  • 8am Cloudy 55° 34%
  • 9am Cloudy 56° 34%
  • 10am Cloudy 58° 40%
Hourly Forecast >

Castle Rock Pollen Levels - July 29

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Grass

    Pollen

    Moderate

  • Weed

    Pollen

    Moderate

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Castle Rock

Tornadoes Touch Down in Boston and Denver

Jul 29, 2014; 11:53 AM ET Tornadoes touched down from the West all the way to the Northeast. An EF2 tornado ripped through areas near Boston, Massachusettes wi=hile at least two others brought minor damage to the Denver metro area on Monday.

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Top Story

Castle Rock Weather Report

PHOTOS: Denver International Airport Eerie, Empty as Tornado Strikes Nearby

July 29, 2014; 11:44 AM ET

As a tornado touched down near Denver International Airport on Monday, July 28, 2014, the normally bustling hub was desolate and empty as travelers and crew members alike took shelter. more >

Allergies Live Feed

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Battling the Common Cold

Jun 23, 2014; 5:00 AM ET Marja Martinez talks about identifying and fighting the common cold.

Tue. Pollen

Tue. Dust & Dander

Tue. Wind Maps