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

61°F

16°C

Humidity 41%
Wind Speed Calm
Barometer 30.49 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 13 Jul 9:15 am MDT
Extended Forecast for

6 Miles WNW Arapahoe Peak CO

  • Today

    Today: A slight chance of showers between 11am and noon, then a slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 69. Calm wind becoming east northeast 5 to 7 mph in the afternoon. Chance of precipitation is 20%.

    High: 69 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Tonight

    Tonight: 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 50. East southeast wind 5 to 8 mph becoming south southwest after midnight. Chance of precipitation is 20%.

    Low: 50 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms after noon. Increasing clouds, with a high near 72. Light and variable wind becoming west 5 to 8 mph in the morning.

    High: 72 °F

    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. Mostly cloudy, then gradually becoming mostly clear, with a low around 49. West southwest wind around 7 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.

    Low: 49 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 69. West wind 6 to 9 mph, with gusts as high as 20 mph.

    High: 69 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 47. Chance of precipitation is 40%.

    Low: 47 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, then showers and possibly a thunderstorm after noon. High near 68. Chance of precipitation is 80%.

    High: 68 °F

    Chance
    Showers then
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Thursday

    Thursday: Showers and thunderstorms likely after noon. Partly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny
    then T-storms
    Likely

Detailed Forecast

Today
A slight chance of showers between 11am and noon, then a slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 69. Calm wind becoming east northeast 5 to 7 mph in the afternoon. Chance of precipitation is 20%.
Tonight
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 50. East southeast wind 5 to 8 mph becoming south southwest after midnight. Chance of precipitation is 20%.
Monday
A 50 percent chance of showers and thunderstorms after noon. Increasing clouds, with a high near 72. Light and variable wind becoming west 5 to 8 mph in the morning.
Monday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 49. West southwest wind around 7 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.
Tuesday
A 50 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 69. West wind 6 to 9 mph, with gusts as high as 20 mph.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 47. Chance of precipitation is 40%.
Wednesday
A chance of showers, then showers and possibly a thunderstorm after noon. High near 68. Chance of precipitation is 80%.
Wednesday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 46.
Thursday
Showers and thunderstorms likely after noon. Partly sunny, with a high near 68.
Thursday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 48.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 69.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 48.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 70.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WNW Arapahoe Peak CO
 40.06°N 105.74°W (Elev. 10095 ft)
Last Update:
4:01 am MDT Jul 13, 2025
Forecast Valid:
9am MDT Jul 13, 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