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.

Thunderstorm

67°F

19°C

Humidity 72%
Wind Speed SW 8 mph
Barometer 30.38 in
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 27 Jul 7:15 pm MDT
Extended Forecast for

2 Miles N Arapahoe Peak CO

  • Tonight

    Tonight: A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 11pm. Mostly cloudy, with a low around 48. West northwest wind 5 to 7 mph. Chance of precipitation is 40%.

    Low: 48 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers, then showers and thunderstorms likely after noon. Increasing clouds, with a high near 66. West wind 5 to 9 mph becoming east southeast in the afternoon. Chance of precipitation is 70%.

    High: 66 °F

    Slight Chance
    Showers then
    T-storms
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 9pm, then a chance of showers and thunderstorms between 9pm and midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 47. East southeast wind 5 to 8 mph becoming west after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 70%.

    Low: 47 °F

    Showers
    Likely then
    Partly Cloudy

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm after noon. High near 67. West wind around 8 mph, with gusts as high as 16 mph. Chance of precipitation is 80%.

    High: 67 °F

    Sunny then
    T-storms

  • 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 46. West wind 8 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 50%.

    Low: 46 °F

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of showers and thunderstorms after noon. Sunny, with a high near 68.

    High: 68 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 11pm. Mostly cloudy, with a low around 48. West northwest wind 5 to 7 mph. Chance of precipitation is 40%.
Tuesday
A slight chance of showers, then showers and thunderstorms likely after noon. Increasing clouds, with a high near 66. West wind 5 to 9 mph becoming east southeast in the afternoon. Chance of precipitation is 70%.
Tuesday Night
Showers likely and possibly a thunderstorm before 9pm, then a chance of showers and thunderstorms between 9pm and midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 47. East southeast wind 5 to 8 mph becoming west after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 70%.
Wednesday
Showers and possibly a thunderstorm after noon. High near 67. West wind around 8 mph, with gusts as high as 16 mph. Chance of precipitation is 80%.
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 46. West wind 8 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 50%.
Thursday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 67.
Thursday Night
Mostly clear, with a low around 46.
Friday
A slight chance of showers and thunderstorms after noon. Sunny, with a high near 68.
Friday Night
Mostly clear, with a low around 47.
Saturday
Sunny, with a high near 69.
Saturday Night
Mostly clear, with a low around 47.
Sunday
Sunny, with a high near 71.
Sunday Night
Partly cloudy, with a low around 49. Breezy.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 71. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Arapahoe Peak CO
 40.04°N 105.65°W (Elev. 11270 ft)
Last Update:
12:46 pm MDT Jul 27, 2026
Forecast Valid:
7pm MDT Jul 27, 2026-6pm MDT Aug 3, 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