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.

Partly Cloudy

70°F

21°C

Humidity 40%
Wind Speed SE 15 G 22 mph
Barometer 30.37 in
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 14 Jul 4:35 pm MDT
Extended Forecast for

3 Miles NNW Arapahoe Peak CO

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms. Partly sunny, with a steady temperature around 63. West southwest wind around 8 mph.

    High: 63 °F

    Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm. Partly cloudy, with a low around 45. Southwest wind 8 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 20%.

    Low: 45 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 64. West northwest wind 8 to 13 mph, with gusts as high as 21 mph.

    High: 64 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 44. West northwest wind 6 to 10 mph becoming south southwest after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 30%.

    Low: 44 °F

    Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: Showers and thunderstorms likely after noon. Partly sunny, with a high near 63. West wind 6 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.

    High: 63 °F

    Mostly Sunny
    then T-storms
    Likely

  • 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 43. Chance of precipitation is 50%.

    Low: 43 °F

    Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 62.

    High: 62 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 46.

    Low: 46 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: A chance of showers and thunderstorms after noon. Partly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms. Partly sunny, with a steady temperature around 63. West southwest wind around 8 mph.
Tonight
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm. Partly cloudy, with a low around 45. Southwest wind 8 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 20%.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 64. West northwest wind 8 to 13 mph, with gusts as high as 21 mph.
Tuesday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 44. West northwest wind 6 to 10 mph becoming south southwest after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 30%.
Wednesday
Showers and thunderstorms likely after noon. Partly sunny, with a high near 63. West wind 6 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
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 43. Chance of precipitation is 50%.
Thursday
A 50 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 62.
Thursday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 46.
Friday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 62.
Friday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 45.
Saturday
Showers and thunderstorms likely. Partly sunny, with a high near 62.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 45.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 60.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 45.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Arapahoe Peak CO
 40.06°N 105.69°W (Elev. 10656 ft)
Last Update:
3:23 pm MDT Jul 14, 2025
Forecast Valid:
5pm MDT Jul 14, 2025-6pm MDT Jul 21, 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