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

Granby-Grand County Airport (KGNB)

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

Overcast

54°F

12°C

Humidity 83%
Wind Speed E 3 mph
Barometer 30.36 in
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 14 Aug 3:35 am MDT
Extended Forecast for

Trail Ridge CO

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 40. West wind around 11 mph, with gusts as high as 17 mph.

    Low: 40 °F

    Mostly Cloudy

  • Friday

    Friday: Showers and thunderstorms likely, mainly between 3pm and 5pm. Partly sunny, with a high near 60. West southwest wind 7 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 60%.

    High: 60 °F

    Mostly Sunny
    then T-storms
    Likely

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms, mainly before 11pm. Mostly cloudy, with a low around 36. West wind 6 to 8 mph.

    Low: 36 °F

    Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: A chance of showers, then showers and possibly a thunderstorm after noon. High near 57. West southwest wind around 7 mph. Chance of precipitation is 80%.

    High: 57 °F

    Chance
    Showers then
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 34. West wind around 6 mph becoming light and variable. Chance of precipitation is 30%.

    Low: 34 °F

    Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 59.

    High: 59 °F

    Sunny then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 36. Chance of precipitation is 30%.

    Low: 36 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 40. West wind around 11 mph, with gusts as high as 17 mph.
Friday
Showers and thunderstorms likely, mainly between 3pm and 5pm. Partly sunny, with a high near 60. West southwest wind 7 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 60%.
Friday Night
A 50 percent chance of showers and thunderstorms, mainly before 11pm. Mostly cloudy, with a low around 36. West wind 6 to 8 mph.
Saturday
A chance of showers, then showers and possibly a thunderstorm after noon. High near 57. West southwest wind around 7 mph. Chance of precipitation is 80%.
Saturday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 34. West wind around 6 mph becoming light and variable. Chance of precipitation is 30%.
Sunday
A 50 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 59.
Sunday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 36. Chance of precipitation is 30%.
Monday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 61.
Monday Night
Partly cloudy, with a low around 38.
Tuesday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 62.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 39.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 61.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 37.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Trail Ridge CO
 40.43°N 105.75°W (Elev. 11864 ft)
Last Update:
12:46 am MDT Aug 14, 2026
Forecast Valid:
3am MDT Aug 14, 2026-6pm MDT Aug 20, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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