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

59°F

15°C

Humidity 57%
Wind Speed Calm
Barometer 30.49 in
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 11 Aug 8:15 am MDT
Extended Forecast for

5 Miles NW LONG'S PEAK CO

  • Today

    Today: A 40 percent chance of showers and thunderstorms after noon. Patchy smoke. Partly sunny, with a high near 61. West wind 5 to 9 mph becoming north northwest in the afternoon. Winds could gust as high as 15 mph.

    High: 61 °F

    Patchy Smoke
    then Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 9pm. Patchy smoke between 2am and 4am. Mostly cloudy, then gradually becoming mostly clear, with a low around 48. Light and variable wind becoming southwest 5 to 8 mph in the evening.

    Low: 48 °F

    Slight Chance
    T-storms then
    Patchy Smoke

  • Wednesday

    Wednesday: A chance of showers and thunderstorms between noon and 3pm, then showers and possibly a thunderstorm after 3pm. Patchy smoke between 3pm and 4pm. High near 60. West southwest wind 5 to 9 mph becoming south southeast in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 80%.

    High: 60 °F

    Patchy Smoke
    then T-storms

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms before 9pm, then a chance of showers. Low around 45. West wind 5 to 7 mph. Chance of precipitation is 80%.

    Low: 45 °F

    Showers then
    Slight Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms before noon, then showers and possibly a thunderstorm between noon and 3pm, then showers and thunderstorms after 3pm. High near 56. West northwest wind 5 to 7 mph becoming southeast in the afternoon. Chance of precipitation is 90%.

    High: 56 °F

    Chance
    Showers then
    T-storms

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before midnight, then a chance of showers. Low around 43. Chance of precipitation is 80%.

    Low: 43 °F

    Showers then
    Chance
    Showers

  • Friday

    Friday: A slight chance of showers, then showers and thunderstorms after noon. High near 54. Chance of precipitation is 90%.

    High: 54 °F

    Slight Chance
    Showers then
    T-storms

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers and thunderstorms likely after noon. Partly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny
    then T-storms
    Likely

Detailed Forecast

Today
A 40 percent chance of showers and thunderstorms after noon. Patchy smoke. Partly sunny, with a high near 61. West wind 5 to 9 mph becoming north northwest in the afternoon. Winds could gust as high as 15 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 9pm. Patchy smoke between 2am and 4am. Mostly cloudy, then gradually becoming mostly clear, with a low around 48. Light and variable wind becoming southwest 5 to 8 mph in the evening.
Wednesday
A chance of showers and thunderstorms between noon and 3pm, then showers and possibly a thunderstorm after 3pm. Patchy smoke between 3pm and 4pm. High near 60. West southwest wind 5 to 9 mph becoming south southeast in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 80%.
Wednesday Night
Showers and thunderstorms before 9pm, then a chance of showers. Low around 45. West wind 5 to 7 mph. Chance of precipitation is 80%.
Thursday
A chance of showers and thunderstorms before noon, then showers and possibly a thunderstorm between noon and 3pm, then showers and thunderstorms after 3pm. High near 56. West northwest wind 5 to 7 mph becoming southeast in the afternoon. Chance of precipitation is 90%.
Thursday Night
Showers and possibly a thunderstorm before midnight, then a chance of showers. Low around 43. Chance of precipitation is 80%.
Friday
A slight chance of showers, then showers and thunderstorms after noon. High near 54. Chance of precipitation is 90%.
Friday Night
Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers. Mostly cloudy, with a low around 42.
Saturday
Showers and thunderstorms likely after noon. Partly sunny, with a high near 55.
Saturday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 42.
Sunday
Showers and thunderstorms likely. Partly sunny, with a high near 55.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 42.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NW LONG'S PEAK CO
 40.31°N 105.68°W (Elev. 12136 ft)
Last Update:
12:46 am MDT Aug 11, 2026
Forecast Valid:
8am MDT Aug 11, 2026-6pm MDT Aug 17, 2026
 
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