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.

Mostly Cloudy

55°F

13°C

Humidity 92%
Wind Speed Calm
Barometer 30.29 in
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 12 Aug 10:15 pm MDT
Extended Forecast for

5 Miles S Trail Ridge CO

  • Tonight

    Tonight: A 50 percent chance of showers before midnight. Mostly cloudy, with a steady temperature around 46. West southwest wind around 7 mph.

    Low: 46 °F

    Chance
    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms between 9am and noon, then showers and possibly a thunderstorm after noon. High near 56. South southwest wind around 7 mph. Chance of precipitation is 80%.

    High: 56 °F

    Chance
    Showers then
    T-storms

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 9pm, then a chance of showers and thunderstorms between 9pm and midnight. Mostly cloudy, with a low around 41. Southwest wind 6 to 10 mph. Chance of precipitation is 60%.

    Low: 41 °F

    Showers
    Likely then
    Partly Cloudy

  • Friday

    Friday: Showers and possibly a thunderstorm after noon. High near 53. West southwest wind 6 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 80%.

    High: 53 °F

    Partly Sunny
    then T-storms

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 9pm, then showers likely between 9pm and midnight. Mostly cloudy, with a low around 39. West wind 5 to 8 mph. Chance of precipitation is 70%.

    Low: 39 °F

    Showers
    Likely then
    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of showers before 9am, then a slight chance of showers and thunderstorms between 9am and noon, then showers and possibly a thunderstorm after noon. High near 51. Chance of precipitation is 80%.

    High: 51 °F

    Slight Chance
    T-storms then
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 39. Chance of precipitation is 50%.

    Low: 39 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers, then showers and possibly a thunderstorm after noon. Partly sunny, with a high near 52.

    High: 52 °F

    Slight Chance
    Showers then
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 39.

    Low: 39 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Tonight
A 50 percent chance of showers before midnight. Mostly cloudy, with a steady temperature around 46. West southwest wind around 7 mph.
Thursday
A chance of showers and thunderstorms between 9am and noon, then showers and possibly a thunderstorm after noon. High near 56. South southwest wind around 7 mph. Chance of precipitation is 80%.
Thursday Night
Showers likely and possibly a thunderstorm before 9pm, then a chance of showers and thunderstorms between 9pm and midnight. Mostly cloudy, with a low around 41. Southwest wind 6 to 10 mph. Chance of precipitation is 60%.
Friday
Showers and possibly a thunderstorm after noon. High near 53. West southwest wind 6 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 80%.
Friday Night
Showers likely and possibly a thunderstorm before 9pm, then showers likely between 9pm and midnight. Mostly cloudy, with a low around 39. West wind 5 to 8 mph. Chance of precipitation is 70%.
Saturday
A slight chance of showers before 9am, then a slight chance of showers and thunderstorms between 9am and noon, then showers and possibly a thunderstorm after noon. High near 51. Chance of precipitation is 80%.
Saturday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 39. Chance of precipitation is 50%.
Sunday
A slight chance of showers, then showers and possibly a thunderstorm after noon. Partly sunny, with a high near 52.
Sunday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 39.
Monday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 53.
Monday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 40.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 55.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 41.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 57.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Trail Ridge CO
 40.35°N 105.74°W (Elev. 11824 ft)
Last Update:
12:46 pm MDT Aug 12, 2026
Forecast Valid:
10pm MDT Aug 12, 2026-6pm MDT Aug 19, 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