National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Granby-Grand County Airport (KGNB)

Lat: 40.09°NLon: 105.92°WElev: 8207ft.

Fair

56°F

13°C

Humidity 26%
Wind Speed Calm
Barometer 30.50 in
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Last update 8 Aug 1:15 am MDT
Extended Forecast for

4 Miles SSW Trail Ridge CO

  • Overnight

    Overnight: Areas of smoke. Mostly clear, with a low around 45. West southwest wind around 9 mph, with gusts as high as 15 mph.

    Low: 45 °F

    Areas Smoke

  • Saturday

    Saturday: A slight chance of showers between 2pm and 3pm, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 65. Breezy, with a west northwest wind 8 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    High: 65 °F

    Sunny then
    Slight Chance
    T-storms and
    Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 47. Breezy, with a northwest wind 9 to 17 mph becoming west southwest after midnight. Winds could gust as high as 28 mph.

    Low: 47 °F

    Mostly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly after 3pm. Increasing clouds, with a high near 62. West wind 8 to 11 mph, with gusts as high as 21 mph.

    High: 62 °F

    Sunny then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Mostly cloudy, with a low around 46. West wind 8 to 10 mph, with gusts as high as 17 mph. Chance of precipitation is 20%.

    Low: 46 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 44. Chance of precipitation is 40%.

    Low: 44 °F

    Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms after noon. Partly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Overnight
Areas of smoke. Mostly clear, with a low around 45. West southwest wind around 9 mph, with gusts as high as 15 mph.
Saturday
A slight chance of showers between 2pm and 3pm, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 65. Breezy, with a west northwest wind 8 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 47. Breezy, with a northwest wind 9 to 17 mph becoming west southwest after midnight. Winds could gust as high as 28 mph.
Sunday
A 30 percent chance of showers and thunderstorms, mainly after 3pm. Increasing clouds, with a high near 62. West wind 8 to 11 mph, with gusts as high as 21 mph.
Sunday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Mostly cloudy, with a low around 46. West wind 8 to 10 mph, with gusts as high as 17 mph. Chance of precipitation is 20%.
Monday
A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 60.
Monday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 44. Chance of precipitation is 40%.
Tuesday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 60.
Tuesday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 44.
Wednesday
A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 57.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 41.
Thursday
Showers and possibly a thunderstorm. Mostly cloudy, with a high near 51.
Thursday Night
Showers and possibly a thunderstorm. Mostly cloudy, with a low around 39.
Friday
Showers and possibly a thunderstorm. Mostly cloudy, with a high near 50.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Trail Ridge CO
 40.37°N 105.77°W (Elev. 12434 ft)
Last Update:
12:46 am MDT Aug 8, 2026
Forecast Valid:
1am MDT Aug 8, 2026-6pm MDT Aug 14, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation