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.

Partly Cloudy

27°C

80°F

Humidity 19%
Wind Speed E 6 km/h
Barometer 30.43 in
Dewpoint 1°C (34°F)
Visibility NA
Heat Index26°C (79°F)
Last update 13 Jul 1:35 pm MDT
Extended Forecast for

6 Miles SSW Trail Ridge CO

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 16. East wind around 11 km/h.

    High: 16 °C

    Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 6. East southeast wind 10 to 14 km/h becoming southwest after midnight. Winds could gust as high as 24 km/h. Chance of precipitation is 20%.

    Low: 6 °C

    Slight Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: Showers likely and possibly a thunderstorm after noon. Increasing clouds, with a high near 17. West wind 10 to 14 km/h, with gusts as high as 24 km/h. Chance of precipitation is 60%.

    High: 17 °C

    Sunny then
    Showers
    Likely

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 5. West southwest wind 14 to 18 km/h, with gusts as high as 26 km/h. Chance of precipitation is 20%.

    Low: 5 °C

    Slight Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 16. West wind 11 to 18 km/h, with gusts as high as 34 km/h. Chance of precipitation is 60%.

    High: 16 °C

    Mostly Sunny
    then Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 4. Chance of precipitation is 40%.

    Low: 4 °C

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, then showers and possibly a thunderstorm after noon. High near 15. Chance of precipitation is 80%.

    High: 15 °C

    Chance
    Showers then
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 4.

    Low: 4 °C

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Showers and thunderstorms likely after noon. Partly sunny, with a high near 15.

    High: 15 °C

    Mostly Sunny
    then T-storms
    Likely

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 16. East wind around 11 km/h.
Tonight
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 6. East southeast wind 10 to 14 km/h becoming southwest after midnight. Winds could gust as high as 24 km/h. Chance of precipitation is 20%.
Monday
Showers likely and possibly a thunderstorm after noon. Increasing clouds, with a high near 17. West wind 10 to 14 km/h, with gusts as high as 24 km/h. Chance of precipitation is 60%.
Monday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 5. West southwest wind 14 to 18 km/h, with gusts as high as 26 km/h. Chance of precipitation is 20%.
Tuesday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 16. West wind 11 to 18 km/h, with gusts as high as 34 km/h. Chance of precipitation is 60%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 4. Chance of precipitation is 40%.
Wednesday
A chance of showers, then showers and possibly a thunderstorm after noon. High near 15. Chance of precipitation is 80%.
Wednesday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 4.
Thursday
Showers and thunderstorms likely after noon. Partly sunny, with a high near 15.
Thursday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 5.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 16.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 5.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 16.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SSW Trail Ridge CO
 40.34°N 105.77°W (Elev. 11939 m)
Last Update:
4:01 am MDT Jul 13, 2025
Forecast Valid:
1pm MDT Jul 13, 2025-6pm MDT Jul 19, 2025
 
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