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.

Thunderstorm Rain in Vicinity and Windy

22°C

71°F

Humidity 34%
Wind Speed NW 46 G 56 km/h
Barometer 30.37 in
Dewpoint 6°C (42°F)
Visibility 16 km
Last update 14 Jul 3:15 pm MDT
Extended Forecast for

Grand Lake CO

  • This Afternoon

    This Afternoon: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 24. West wind around 14 km/h, with gusts as high as 24 km/h.

    High: 24 °C

    Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm. Partly cloudy, with a low around 7. West southwest wind 8 to 14 km/h becoming southeast in the evening. Winds could gust as high as 24 km/h. Chance of precipitation is 20%.

    Low: 7 °C

    Slight Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 25. Southwest wind 5 to 10 km/h becoming west northwest 11 to 16 km/h in the afternoon. Winds could gust as high as 27 km/h.

    High: 25 °C

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday 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 8. Northwest wind 8 to 13 km/h becoming light and variable after midnight. Winds could gust as high as 27 km/h. Chance of precipitation is 20%.

    Low: 8 °C

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: Showers and thunderstorms likely after noon. Partly sunny, with a high near 24. Light and variable wind becoming west 11 to 16 km/h in the morning. Winds could gust as high as 35 km/h. Chance of precipitation is 60%.

    High: 24 °C

    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 7. Chance of precipitation is 40%.

    Low: 7 °C

    Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 24.

    High: 24 °C

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 8.

    Low: 8 °C

    Partly Cloudy

  • Friday

    Friday: A chance of showers and thunderstorms after noon. Partly sunny, with a high near 24.

    High: 24 °C

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 24. West wind around 14 km/h, with gusts as high as 24 km/h.
Tonight
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm. Partly cloudy, with a low around 7. West southwest wind 8 to 14 km/h becoming southeast in the evening. Winds could gust as high as 24 km/h. Chance of precipitation is 20%.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 25. Southwest wind 5 to 10 km/h becoming west northwest 11 to 16 km/h in the afternoon. Winds could gust as high as 27 km/h.
Tuesday 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 8. Northwest wind 8 to 13 km/h becoming light and variable after midnight. Winds could gust as high as 27 km/h. Chance of precipitation is 20%.
Wednesday
Showers and thunderstorms likely after noon. Partly sunny, with a high near 24. Light and variable wind becoming west 11 to 16 km/h in the morning. Winds could gust as high as 35 km/h. Chance of precipitation is 60%.
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 7. Chance of precipitation is 40%.
Thursday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 24.
Thursday Night
Partly cloudy, with a low around 8.
Friday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 24.
Friday Night
A slight chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 8.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 24.
Saturday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 8.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 23.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Lake CO
 40.23°N 105.82°W (Elev. 9199 m)
Last Update:
3:23 pm MDT Jul 14, 2025
Forecast Valid:
3pm MDT Jul 14, 2025-6pm MDT Jul 20, 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