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

84°F

29°C

Humidity 17%
Wind Speed SW 9 G 16 mph
Barometer 30.42 in
Dewpoint 35°F (2°C)
Visibility NA
Heat Index81°F (27°C)
Last update 13 Jul 2:15 pm MDT
Extended Forecast for

4 Miles S Trail Ridge CO

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 58. East wind around 7 mph.

    High: 58 °F

    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 43. East wind around 9 mph becoming west southwest after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 20%.

    Low: 43 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: Showers likely and possibly a thunderstorm after noon. Sunny through mid morning, then becoming mostly cloudy, with a high near 61. West southwest wind 7 to 9 mph, with gusts as high as 15 mph. Chance of precipitation is 70%.

    High: 61 °F

    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. Mostly cloudy, then gradually becoming mostly clear, with a low around 42. West southwest wind 8 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    Low: 42 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 60. West wind 10 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.

    High: 60 °F

    Mostly Sunny
    then Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 41. Chance of precipitation is 50%.

    Low: 41 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, then showers and possibly a thunderstorm after noon. High near 58. Chance of precipitation is 90%.

    High: 58 °F

    Chance
    Showers then
    T-storms

  • Wednesday Night

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

    Low: 40 °F

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Showers and thunderstorms likely after noon. Partly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny
    then T-storms
    Likely

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 58. East wind around 7 mph.
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 43. East wind around 9 mph becoming west southwest after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 20%.
Monday
Showers likely and possibly a thunderstorm after noon. Sunny through mid morning, then becoming mostly cloudy, with a high near 61. West southwest wind 7 to 9 mph, with gusts as high as 15 mph. Chance of precipitation is 70%.
Monday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 42. West southwest wind 8 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Tuesday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 60. West wind 10 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 41. Chance of precipitation is 50%.
Wednesday
A chance of showers, then showers and possibly a thunderstorm after noon. High near 58. Chance of precipitation is 90%.
Wednesday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 40.
Thursday
Showers and thunderstorms likely after noon. Partly sunny, with a high near 58.
Thursday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 42.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 60.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 42.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 59.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Trail Ridge CO
 40.37°N 105.75°W (Elev. 12028 ft)
Last Update:
4:01 am MDT Jul 13, 2025
Forecast Valid:
2pm 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