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.

Overcast

48°F

9°C

Humidity 90%
Wind Speed Calm
Barometer 30.36 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 25 Sep 3:15 am MDT
Extended Forecast for

6 Miles N Grand Lake CO

  • Overnight

    Overnight: A 20 percent chance of showers. Mostly cloudy, with a low around 36. Southeast wind 3 to 5 mph.

    Low: 36 °F

    Slight Chance
    Showers

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 57. Calm wind becoming west 5 to 9 mph in the morning.

    High: 57 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 31. West wind 6 to 8 mph becoming south after midnight.

    Low: 31 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 62. South wind 5 to 9 mph becoming west in the afternoon.

    High: 62 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 33. West southwest wind around 5 mph becoming calm in the evening.

    Low: 33 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 63.

    High: 63 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 35.

    Low: 35 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 55.

    High: 55 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before midnight, then showers likely. Mostly cloudy, with a low around 31.

    Low: 31 °F

    Showers

Detailed Forecast

Overnight
A 20 percent chance of showers. Mostly cloudy, with a low around 36. Southeast wind 3 to 5 mph.
Friday
A 50 percent chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 57. Calm wind becoming west 5 to 9 mph in the morning.
Friday Night
Partly cloudy, with a low around 31. West wind 6 to 8 mph becoming south after midnight.
Saturday
Sunny, with a high near 62. South wind 5 to 9 mph becoming west in the afternoon.
Saturday Night
Partly cloudy, with a low around 33. West southwest wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 63.
Sunday Night
A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 35.
Monday
A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 55.
Monday Night
Showers and possibly a thunderstorm before midnight, then showers likely. Mostly cloudy, with a low around 31.
Tuesday
Showers likely, with thunderstorms also possible after noon. Mostly cloudy, with a high near 51.
Tuesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 28.
Wednesday
A chance of rain and snow showers. Partly sunny, with a high near 53.
Wednesday Night
A slight chance of showers. Partly cloudy, with a low around 27.
Thursday
A slight chance of showers. Sunny, with a high near 57.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles N Grand Lake CO
 40.34°N 105.83°W (Elev. 9505 ft)
Last Update:
12:46 am MDT Sep 25, 2026
Forecast Valid:
3am 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