National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Significant Coastal Impacts to the Eastern Seaboard; Tropical Storm Nolo to Impact Hawaii

A Nor'easter will bring significant coastal impacts to the Mid-Atlantic and New England through the weekend. Moderate to major coastal flooding, heavy rain, strong winds and high surf expected. Tropical Storm Nolo will continue to strengthen as it moves north toward the Big Island of Hawaii. Heavy rainfall may bring life-threatening, catastrophic flooding and mudslides through the weekend. Read More >

Current conditions at

Granby-Grand County Airport (KGNB)

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

Fair

46°F

8°C

Humidity 92%
Wind Speed Calm
Barometer 30.35 in
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 25 Sep 4:55 am MDT
Extended Forecast for

2 Miles ENE Berthoud Pass CO

  • Today

    Today: Showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a steady temperature around 36. South wind 8 to 13 mph becoming west northwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 60%.

    High: 36 °F

    Mostly Cloudy
    then Showers
    Likely

  • Tonight

    Tonight: A chance of rain and snow showers before 9pm. Some thunder is also possible. Mostly cloudy, then gradually becoming mostly clear, with a steady temperature around 36. Breezy, with a west northwest wind 14 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 36 °F

    Breezy.
    Chance
    Rain/Snow
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny, with a high near 45. Breezy, with a west northwest wind 13 to 18 mph decreasing to 7 to 12 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 45 °F

    Sunny and
    Breezy then
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 32. North northwest wind 7 to 11 mph becoming west after midnight. Winds could gust as high as 16 mph.

    Low: 32 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 46. West wind 5 to 8 mph becoming calm in the afternoon.

    High: 46 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of rain and snow showers before midnight. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.

    Low: 32 °F

    Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Monday

    Monday: A slight chance of snow showers before noon, then rain and snow showers likely. Some thunder is also possible. Mostly cloudy, with a high near 38. Chance of precipitation is 70%.

    High: 38 °F

    Slight Chance
    Snow Showers
    then
    Rain/Snow
    Likely

  • Monday Night

    Monday Night: Rain and snow showers. Some thunder is also possible. Cloudy, with a low around 27.

    Low: 27 °F

    Rain/Snow

  • Tuesday

    Tuesday: Rain and snow showers. Some thunder is also possible. Mostly cloudy, with a high near 32.

    High: 32 °F

    Rain/Snow

Detailed Forecast

Today
Showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a steady temperature around 36. South wind 8 to 13 mph becoming west northwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 60%.
Tonight
A chance of rain and snow showers before 9pm. Some thunder is also possible. Mostly cloudy, then gradually becoming mostly clear, with a steady temperature around 36. Breezy, with a west northwest wind 14 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Saturday
Sunny, with a high near 45. Breezy, with a west northwest wind 13 to 18 mph decreasing to 7 to 12 mph in the afternoon. Winds could gust as high as 29 mph.
Saturday Night
Partly cloudy, with a low around 32. North northwest wind 7 to 11 mph becoming west after midnight. Winds could gust as high as 16 mph.
Sunday
Partly sunny, with a high near 46. West wind 5 to 8 mph becoming calm in the afternoon.
Sunday Night
A chance of rain and snow showers before midnight. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.
Monday
A slight chance of snow showers before noon, then rain and snow showers likely. Some thunder is also possible. Mostly cloudy, with a high near 38. Chance of precipitation is 70%.
Monday Night
Rain and snow showers. Some thunder is also possible. Cloudy, with a low around 27.
Tuesday
Rain and snow showers. Some thunder is also possible. Mostly cloudy, with a high near 32.
Tuesday Night
A chance of rain and snow showers before midnight, then a chance of snow showers. Mostly cloudy, with a low around 27. Breezy.
Wednesday
A chance of rain and snow showers. Some thunder is also possible. Partly sunny, with a high near 35. Breezy.
Wednesday Night
A chance of rain and snow showers. Partly cloudy, with a low around 28. Breezy.
Thursday
A slight chance of snow showers. Sunny, with a high near 39. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Berthoud Pass CO
 39.79°N 105.74°W (Elev. 12598 ft)
Last Update:
12:46 am MDT Sep 25, 2026
Forecast Valid:
5am MDT Sep 25, 2026-6pm MDT Oct 1, 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