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

71°F

22°C

Humidity 37%
Wind Speed SE 8 mph
Barometer 30.35 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 14 Jul 6:35 pm MDT
Extended Forecast for

Guanella Pass CO

  • Tonight

    Tonight: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and 10pm. Partly cloudy, with a low around 39. Southwest wind 7 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    Low: 39 °F

    Chance
    Showers then
    Mostly Clear

  • Tuesday

    Tuesday: A chance of showers and thunderstorms between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm. Increasing clouds, with a high near 64. Northwest wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.

    High: 64 °F

    Sunny then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 39. Northwest wind 8 to 10 mph becoming southwest in the evening. Winds could gust as high as 18 mph. Chance of precipitation is 40%.

    Low: 39 °F

    Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: Showers and thunderstorms likely after noon. Partly sunny, with a high near 61. West wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.

    High: 61 °F

    Mostly Sunny
    then T-storms
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 37. Northwest wind around 10 mph becoming southwest in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 50%.

    Low: 37 °F

    Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: Showers and thunderstorms likely after noon. Partly sunny, with a high near 61. Chance of precipitation is 60%.

    High: 61 °F

    Mostly Sunny
    then T-storms
    Likely

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance
    T-storms then
    Partly Cloudy

  • Friday

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

    High: 61 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday 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 chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and 10pm. Partly cloudy, with a low around 39. Southwest wind 7 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Tuesday
A chance of showers and thunderstorms between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm. Increasing clouds, with a high near 64. Northwest wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
Tuesday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 39. Northwest wind 8 to 10 mph becoming southwest in the evening. Winds could gust as high as 18 mph. Chance of precipitation is 40%.
Wednesday
Showers and thunderstorms likely after noon. Partly sunny, with a high near 61. West wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.
Wednesday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 37. Northwest wind around 10 mph becoming southwest in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 50%.
Thursday
Showers and thunderstorms likely after noon. Partly sunny, with a high near 61. Chance of precipitation is 60%.
Thursday Night
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 40.
Friday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 61.
Friday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 39.
Saturday
Showers and thunderstorms likely after noon. Partly sunny, with a high near 60.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 39.
Sunday
Showers and thunderstorms likely. Partly sunny, with a high near 59.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 39.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
Guanella Pass CO
 39.62°N 105.73°W (Elev. 12398 ft)
Last Update:
3:23 pm MDT Jul 14, 2025
Forecast Valid:
6pm MDT Jul 14, 2025-6pm MDT Jul 21, 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