, °F

Personalized Forecasts

Featured Forecast

My Favorite Forecasts

    My Recent Locations

    Next 5 Days
    • Current Weather

      83° F
      Mostly cloudy
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Relative Humidity: 35%
      • Yesterday Temp: 85°
      • RealFeel: 80°
    • Tonight

      Jul 20

      63° Lo
      A shower or t-storm early
      • Ragweed Pollen
      • Weather
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      } Day Details
    • Tomorrow

      Jul 21

      89° Hi
      A thunderstorm around
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      } Day Details
    • Saturday

      Jul 22

      86° Hi
      A heavy afternoon t-storm
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      } Day Details
    Next 6 Hours
    • 8PM

      Jul 20

      78°
      Mostly cloudy
      Precip 43%
    • 9PM

      73°
      Thunderstorms
      Precip 51%
    • 10PM

      72°
      Cloudy
      Precip 47%
    • 11PM

      71°
      Cloudy
      Precip 34%
    • 12AM

      70°
      Cloudy
      Precip 34%
    • 1AM

      69°
      Mostly cloudy
      Precip 23%

    Fort Collins Pollen Levels Jul 20

    • Extreme
    • Very High
    • High
    • Moderate
    • Low
    • Tree Pollen

      Low

    • Ragweed Pollen

      Low

    • Mold

      Low

    • Grass Pollen

      Low

     As locally heavy thunderstorms drench the Intermountain West, parts of the region continue to face an elevated fire threat.
    Flash flooding, wildfires continue to threaten western US

    Allergies Live Feed

    Thu. Pollen

    Thu. Dust & Dander

    Thu. Wind Maps