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.

Rain

53°F

12°C

Humidity 93%
Wind Speed S 3 mph
Barometer 30.48 in
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 27 Aug 10:15 pm MDT
Extended Forecast for

2 Miles SSE Arapahoe Peak CO

  • Tonight

    Tonight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 41. West wind 9 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.

    Low: 41 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms before noon, then showers likely and possibly a thunderstorm between noon and 3pm, then showers and thunderstorms likely after 3pm. Mostly cloudy, with a high near 51. West northwest wind 7 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.

    High: 51 °F

    Chance
    Showers then
    T-storms
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 41. West wind 6 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.

    Low: 41 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Friday

    Friday: A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 48. West northwest wind 7 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    High: 48 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 39. West wind 7 to 11 mph, with gusts as high as 15 mph. Chance of precipitation is 60%.

    Low: 39 °F

    Showers
    Likely

  • Saturday

    Saturday: A chance of showers, then showers and thunderstorms likely after noon. Mostly cloudy, with a high near 46. Chance of precipitation is 70%.

    High: 46 °F

    Chance
    Showers then
    T-storms
    Likely

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 37.

    Low: 37 °F

    Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 50.

    High: 50 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 41. West wind 9 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.
Thursday
A chance of showers and thunderstorms before noon, then showers likely and possibly a thunderstorm between noon and 3pm, then showers and thunderstorms likely after 3pm. Mostly cloudy, with a high near 51. West northwest wind 7 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 41. West wind 6 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.
Friday
A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 48. West northwest wind 7 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 39. West wind 7 to 11 mph, with gusts as high as 15 mph. Chance of precipitation is 60%.
Saturday
A chance of showers, then showers and thunderstorms likely after noon. Mostly cloudy, with a high near 46. Chance of precipitation is 70%.
Saturday Night
A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 37.
Sunday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 50.
Sunday Night
Mostly clear, with a low around 38.
Labor Day
Sunny, with a high near 53.
Monday Night
Mostly clear, with a low around 40. Breezy.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 52. Breezy.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 39.
Wednesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 47.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Arapahoe Peak CO
 40°N 105.62°W (Elev. 11716 ft)
Last Update:
2:09 pm MDT Aug 27, 2025
Forecast Valid:
10pm MDT Aug 27, 2025-6pm MDT Sep 3, 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