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

69°F

21°C

Humidity 37%
Wind Speed Calm
Barometer 30.35 in
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 14 Jul 8:15 pm MDT
Extended Forecast for

3 Miles W 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. Breezy, with a southwest wind 8 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

    Low: 39 °F

    Chance
    Showers then
    Mostly Clear
    and Breezy

  • 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 59. Breezy, with a northwest wind 10 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.

    High: 59 °F

    Sunny and
    Breezy 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. West northwest wind around 11 mph becoming southwest in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 30%.

    Low: 39 °F

    Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: Showers and thunderstorms likely after noon. Partly sunny, with a high near 58. West wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.

    High: 58 °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 10 to 13 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
    Partly Cloudy

  • Thursday

    Thursday: Showers and thunderstorms likely after noon. Partly sunny, with a high near 57. Chance of precipitation is 60%.

    High: 57 °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 39. Breezy.

    Low: 39 °F

    Breezy.
    Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: A chance of showers and thunderstorms after noon. Partly sunny, with a high near 57.

    High: 57 °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. Breezy, with a southwest wind 8 to 15 mph, with gusts as high as 23 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 59. Breezy, with a northwest wind 10 to 15 mph, with gusts as high as 23 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. West northwest wind around 11 mph becoming southwest in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 30%.
Wednesday
Showers and thunderstorms likely after noon. Partly sunny, with a high near 58. West wind 11 to 14 mph, with gusts as high as 24 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 10 to 13 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 57. Chance of precipitation is 60%.
Thursday Night
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 39. Breezy.
Friday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 57.
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 56.
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 56.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 39. Breezy.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 56. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Guanella Pass CO
 39.59°N 105.75°W (Elev. 13012 ft)
Last Update:
3:23 pm MDT Jul 14, 2025
Forecast Valid:
8pm MDT Jul 14, 2025-6pm MDT Jul 21, 2025
 
Forecast Discussion
 
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Additional Resources

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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