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

75°F

24°C

Humidity 24%
Wind Speed S 5 mph
Barometer 30.46 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 13 Jul 11:15 am MDT
Extended Forecast for

Arapahoe Peak CO

  • Today

    Today: A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 54. East northeast wind 8 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 30%.

    High: 54 °F

    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 42. East southeast wind 9 to 11 mph becoming west after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 20%.

    Low: 42 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Showers likely and possibly a thunderstorm after noon. Sunny through mid morning, then becoming mostly cloudy, 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. Mostly cloudy, then gradually becoming mostly clear, with a low around 42. Breezy, with a west wind 13 to 20 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    Low: 42 °F

    Breezy.
    Slight Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 55. Breezy, with a west wind 14 to 20 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.

    High: 55 °F

    Breezy.
    Mostly Sunny
    then Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 39. Chance of precipitation is 50%.

    Low: 39 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, then showers and possibly a thunderstorm after noon. High near 53. Breezy. Chance of precipitation is 80%.

    High: 53 °F

    Breezy.
    Chance
    Showers then
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Thursday

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

    High: 53 °F

    Partly Sunny
    then T-storms
    Likely and
    Breezy

Detailed Forecast

Today
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 54. East northeast wind 8 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 30%.
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 42. East southeast wind 9 to 11 mph becoming west after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 20%.
Monday
Showers likely and possibly a thunderstorm after noon. Sunny through mid morning, then becoming mostly cloudy, 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. Mostly cloudy, then gradually becoming mostly clear, with a low around 42. Breezy, with a west wind 13 to 20 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Tuesday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 55. Breezy, with a west wind 14 to 20 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 39. Chance of precipitation is 50%.
Wednesday
A chance of showers, then showers and possibly a thunderstorm after noon. High near 53. Breezy. Chance of precipitation is 80%.
Wednesday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 38.
Thursday
Showers and thunderstorms likely after noon. Partly sunny, with a high near 53. Breezy.
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. Partly sunny, with a high near 55. Breezy.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 41. Breezy.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 55. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Arapahoe Peak CO
 40.02°N 105.65°W (Elev. 12680 ft)
Last Update:
4:01 am MDT Jul 13, 2025
Forecast Valid:
11am 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