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

21°C

69°F

Humidity 24%
Wind Speed NW 9 km/h
Barometer 30.36 in
Dewpoint -1°C (31°F)
Visibility 16 km
Last update 12 Jul 8:55 pm MDT
Extended Forecast for

Grand Lake CO

  • Tonight

    Tonight: Mostly clear, with a low around 6. Calm wind.

    Low: 6 °C

    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 26. Calm wind becoming east 5 to 10 km/h in the afternoon. Winds could gust as high as 24 km/h.

    High: 26 °C

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 7. Southeast wind 5 to 10 km/h becoming calm after midnight.

    Low: 7 °C

    Decreasing
    Clouds

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 26. Calm wind becoming west southwest 5 to 10 km/h in the afternoon. Winds could gust as high as 24 km/h.

    High: 26 °C

    Sunny then
    Chance
    T-storms

  • 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 6. South wind 5 to 10 km/h becoming calm after midnight. Chance of precipitation is 20%.

    Low: 6 °C

    Slight Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 27.

    High: 27 °C

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 6.

    Low: 6 °C

    Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: Showers and thunderstorms likely after noon. Partly sunny, with a high near 27.

    High: 27 °C

    Mostly Sunny
    then T-storms
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 6.

    Low: 6 °C

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 6. Calm wind.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 26. Calm wind becoming east 5 to 10 km/h in the afternoon. Winds could gust as high as 24 km/h.
Sunday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 7. Southeast wind 5 to 10 km/h becoming calm after midnight.
Monday
A 50 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 26. Calm wind becoming west southwest 5 to 10 km/h in the afternoon. Winds could gust as high as 24 km/h.
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 6. South wind 5 to 10 km/h becoming calm after midnight. Chance of precipitation is 20%.
Tuesday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 27.
Tuesday Night
A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 6.
Wednesday
Showers and thunderstorms likely after noon. Partly sunny, with a high near 27.
Wednesday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 6.
Thursday
Showers and thunderstorms likely after noon. Partly sunny, with a high near 26.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 6.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 27.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 7.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 27.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Lake CO
 40.25°N 105.82°W (Elev. 8386 m)
Last Update:
2:08 pm MDT Jul 12, 2025
Forecast Valid:
9pm MDT Jul 12, 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