National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Granby-Grand County Airport (KGNB)

Lat: 40.09°NLon: 105.92°WElev: 8207ft.

Overcast

62°F

17°C

Humidity 65%
Wind Speed SE 6 mph
Barometer 30.30 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 13 Aug 9:35 pm MDT
Extended Forecast for

Brainard Lake CO

  • Tonight

    Tonight: A chance of showers and thunderstorms before midnight, then a chance of showers between midnight and 3am. Mostly cloudy, with a steady temperature around 47. West wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    Low: 47 °F

    Chance
    Showers

  • Friday

    Friday: Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 65. West wind 5 to 11 mph becoming south in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%.

    High: 65 °F

    Mostly Sunny
    then T-storms
    Likely

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 9pm, then a chance of showers and thunderstorms between 9pm and midnight. Cloudy, then gradually becoming partly cloudy, with a low around 43. West wind 6 to 10 mph, with gusts as high as 17 mph. Chance of precipitation is 60%.

    Low: 43 °F

    Showers
    Likely then
    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of showers, then showers and possibly a thunderstorm after noon. High near 63. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    High: 63 °F

    Slight Chance
    Showers then
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 42. West wind 5 to 7 mph. Chance of precipitation is 40%.

    Low: 42 °F

    Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: Showers and thunderstorms likely after noon. Partly sunny, with a high near 64. Chance of precipitation is 70%.

    High: 64 °F

    Mostly Sunny
    then T-storms
    Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 42.

    Low: 42 °F

    Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of showers and thunderstorms before midnight, then a chance of showers between midnight and 3am. Mostly cloudy, with a steady temperature around 47. West wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Friday
Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 65. West wind 5 to 11 mph becoming south in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%.
Friday Night
Showers likely and possibly a thunderstorm before 9pm, then a chance of showers and thunderstorms between 9pm and midnight. Cloudy, then gradually becoming partly cloudy, with a low around 43. West wind 6 to 10 mph, with gusts as high as 17 mph. Chance of precipitation is 60%.
Saturday
A slight chance of showers, then showers and possibly a thunderstorm after noon. High near 63. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Saturday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 42. West wind 5 to 7 mph. Chance of precipitation is 40%.
Sunday
Showers and thunderstorms likely after noon. Partly sunny, with a high near 64. Chance of precipitation is 70%.
Sunday Night
A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 42.
Monday
Mostly sunny, with a high near 66.
Monday Night
Partly cloudy, with a low around 44.
Tuesday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 68. Breezy.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 45.
Wednesday
Showers and thunderstorms likely. Partly sunny, with a high near 68.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 44.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
Brainard Lake CO
 40.07°N 105.57°W (Elev. 10561 ft)
Last Update:
12:47 pm MDT Aug 13, 2026
Forecast Valid:
9pm MDT Aug 13, 2026-6pm MDT Aug 20, 2026
 
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