Significant Coastal Impacts to the Mid-Atlantic and Northeast; Tropical Storm Nolo to Impact Hawaii

A strong coastal storm will bring moderate to major coastal flooding, strong winds, heavy rainfall and high surf to the Mid-Atlantic and New England. Tropical Storm Nolo is expected to strengthen into a hurricane Thursday as it moves north toward the Big Island of Hawaii. Heavy rainfall will continue through Saturday, with locally catastrophic flooding possible. Hurricane Watch in effect. Read More >

Current conditions at

Granby-Grand County Airport (KGNB)

Lat: 40.09°NLon: 105.92°WElev: 8207ft.

Overcast

49°F

9°C

Humidity 74%
Wind Speed Calm
Barometer 30.43 in
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 24 Sep 2:15 am MDT
Extended Forecast for

5 Miles NW LONG'S PEAK CO

  • Overnight

    Overnight: Cloudy, with a low around 38. Northeast wind around 6 mph.

    Low: 38 °F

    Cloudy

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm, mainly after 3pm.  Mostly cloudy, with a high near 42. East northeast wind 6 to 9 mph, with gusts as high as 15 mph.  Chance of precipitation is 60%.

    High: 42 °F

    Mostly Cloudy
    then Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 35. East wind 5 to 9 mph becoming west after midnight. Winds could gust as high as 15 mph.  Chance of precipitation is 50%.

    Low: 35 °F

    Chance
    Showers

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 46. West southwest wind 7 to 10 mph, with gusts as high as 17 mph.

    High: 46 °F

    Partly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of rain showers, mixing with snow after 9pm, then gradually ending.  Partly cloudy, with a low around 35. Breezy, with a west wind 7 to 12 mph increasing to 17 to 22 mph after midnight. Winds could gust as high as 30 mph.  Chance of precipitation is 20%.

    Low: 35 °F

    Breezy.
    Slight Chance
    Rain/Snow
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny, with a high near 49. Breezy.

    High: 49 °F

    Sunny and
    Breezy then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers.  Partly cloudy, with a low around 38.

    Low: 38 °F

    Slight Chance
    Showers

Detailed Forecast

Overnight
Cloudy, with a low around 38. Northeast wind around 6 mph.
Thursday
Showers likely and possibly a thunderstorm, mainly after 3pm. Mostly cloudy, with a high near 42. East northeast wind 6 to 9 mph, with gusts as high as 15 mph. Chance of precipitation is 60%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 35. East wind 5 to 9 mph becoming west after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 50%.
Friday
A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 46. West southwest wind 7 to 10 mph, with gusts as high as 17 mph.
Friday Night
A slight chance of rain showers, mixing with snow after 9pm, then gradually ending. Partly cloudy, with a low around 35. Breezy, with a west wind 7 to 12 mph increasing to 17 to 22 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 49. Breezy.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
Mostly sunny, with a high near 51.
Sunday Night
A slight chance of showers. Partly cloudy, with a low around 38.
Monday
A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 43.
Monday Night
Rain and snow showers. Some thunder is also possible. Cloudy, with a low around 31.
Tuesday
Rain and snow showers. Some thunder is also possible. Mostly cloudy, with a high near 35.
Tuesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 28. Breezy.
Wednesday
A slight chance of snow showers. Mostly sunny, with a high near 41. Breezy.
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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)
12:46 am MDT Sep 24, 2026
2am MDT Sep 24, 2026-6pm MDT Sep 30, 2026
 
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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