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

58°F

14°C

Humidity 63%
Wind Speed NE 8 mph
Barometer 30.49 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 14 Jul 1:15 am MDT
Extended Forecast for

Arapahoe Peak CO

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 43. South southwest wind around 10 mph becoming west. Winds could gust as high as 16 mph.

    Low: 43 °F

    Partly Cloudy

  • Monday

    Monday: Showers likely and possibly a thunderstorm after noon. Increasing clouds, with a high near 57. West wind 8 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 60%.

    High: 57 °F

    Sunny then
    Showers
    Likely

  • Monday Night

    Monday Night: 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 41. Breezy, with a west wind 11 to 21 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 41 °F

    Breezy.
    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 57. Breezy, with a west northwest wind 14 to 21 mph, with gusts as high as 26 mph.

    High: 57 °F

    Breezy. Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 40. Breezy, with a west northwest wind around 15 mph becoming south southwest in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 40%.

    Low: 40 °F

    Chance
    Showers and
    Breezy

  • Wednesday

    Wednesday: A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 55. Breezy. Chance of precipitation is 70%.

    High: 55 °F

    Breezy.
    Slight Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 39. Breezy. Chance of precipitation is 50%.

    Low: 39 °F

    Chance
    Showers and
    Breezy then
    Partly Cloudy

  • Thursday

    Thursday: Showers and thunderstorms likely after noon. Partly sunny, with a high near 53.

    High: 53 °F

    Partly Sunny
    then T-storms
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 41. Breezy.

    Low: 41 °F

    Chance
    T-storms then
    Mostly Cloudy
    and Breezy

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 43. South southwest wind around 10 mph becoming west. Winds could gust as high as 16 mph.
Monday
Showers likely and possibly a thunderstorm after noon. Increasing clouds, with a high near 57. West wind 8 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 60%.
Monday Night
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 41. Breezy, with a west wind 11 to 21 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Tuesday
A 50 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 57. Breezy, with a west northwest wind 14 to 21 mph, with gusts as high as 26 mph.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 40. Breezy, with a west northwest wind around 15 mph becoming south southwest in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 40%.
Wednesday
A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 55. Breezy. Chance of precipitation is 70%.
Wednesday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 39. Breezy. Chance of precipitation is 50%.
Thursday
Showers and thunderstorms likely after noon. Partly sunny, with a high near 53.
Thursday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 41. Breezy.
Friday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 54. Breezy.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 41. Breezy.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 54. Breezy.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 41. Breezy.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 55. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Arapahoe Peak CO
 40.02°N 105.65°W (Elev. 12680 ft)
Last Update:
2:21 pm MDT Jul 13, 2025
Forecast Valid:
1am MDT Jul 14, 2025-6pm MDT Jul 20, 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