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.

Fair

52°F

11°C

Humidity 64%
Wind Speed Calm
Barometer 30.40 in
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 13 Sep 9:15 am MDT
Extended Forecast for

Brainard Lake CO

  • Today

    Today: A chance of showers between noon and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 69. Breezy, with a southwest wind 9 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.

    High: 69 °F

    Sunny and
    Breezy then
    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 48. Breezy, with a west southwest wind 10 to 15 mph increasing to 19 to 24 mph after midnight. Winds could gust as high as 41 mph. Chance of precipitation is 40%.

    Low: 48 °F

    Chance
    Showers and
    Breezy

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after noon. Cloudy, then gradually becoming mostly sunny, with a high near 61. Windy, with a west wind 25 to 30 mph decreasing to 18 to 23 mph in the afternoon. Winds could gust as high as 50 mph. Chance of precipitation is 50%.

    High: 61 °F

    Chance
    Showers and
    Windy

  • Monday Night

    Monday Night: A 50 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 41. Breezy, with a west wind 11 to 16 mph becoming light and variable. Winds could gust as high as 28 mph.

    Low: 41 °F

    Slight Chance
    Showers and
    Breezy then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 55. South southeast wind 6 to 8 mph. Chance of precipitation is 70%.

    High: 55 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 40. Chance of precipitation is 50%.

    Low: 40 °F

    Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 61. Chance of precipitation is 60%.

    High: 61 °F

    Mostly Sunny
    then Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 58.

    High: 58 °F

    Showers
    Likely

Detailed Forecast

Today
A chance of showers between noon and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 69. Breezy, with a southwest wind 9 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.
Tonight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 48. Breezy, with a west southwest wind 10 to 15 mph increasing to 19 to 24 mph after midnight. Winds could gust as high as 41 mph. Chance of precipitation is 40%.
Monday
A chance of showers, with thunderstorms also possible after noon. Cloudy, then gradually becoming mostly sunny, with a high near 61. Windy, with a west wind 25 to 30 mph decreasing to 18 to 23 mph in the afternoon. Winds could gust as high as 50 mph. Chance of precipitation is 50%.
Monday Night
A 50 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 41. Breezy, with a west wind 11 to 16 mph becoming light and variable. Winds could gust as high as 28 mph.
Tuesday
A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 55. South southeast wind 6 to 8 mph. Chance of precipitation is 70%.
Tuesday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 40. Chance of precipitation is 50%.
Wednesday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 61. Chance of precipitation is 60%.
Wednesday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 41.
Thursday
A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 58.
Thursday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 39.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 59.
Friday Night
A slight chance of showers. Mostly clear, with a low around 37.
Saturday
A slight chance of showers and thunderstorms. Sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
Brainard Lake CO
 40.07°N 105.57°W (Elev. 10561 ft)
Last Update:
12:46 am MDT Sep 13, 2026
Forecast Valid:
9am MDT Sep 13, 2026-6pm MDT Sep 19, 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