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

Heavy Rain and Mountain Snow Lingers in California; Winter Storm Impacting the Great Lakes and Northeast U.S.

An atmospheric river will wind down through today across California with lingering heavy rainfall, heavy mountain snow, and gusty winds. A wintry mix of freezing rain, sleet, and snow will cause hazardous travel conditions for the Great Lakes into the northern Mid-Atlantic and southern New England today through Saturday morning. Areas of tree damage and power outages are possible. Read More >

Hazardous Weather Conditions

Current conditions at

Granby-Grand County Airport (KGNB)

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

Partly Cloudy

36°F

2°C

Humidity 61%
Wind Speed SW 7 mph
Barometer 29.87 in
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 27 Dec 5:35 am MST
Extended Forecast for

Granby CO

  • Overnight

    Overnight: A 30 percent chance of snow. Mostly cloudy, with a low around 26. West southwest wind around 8 mph, with gusts as high as 16 mph. Little or no snow accumulation expected.

    Low: 26 °F

    Chance Snow

  • Saturday

    Saturday: Snow likely, mainly after 2pm. Mostly cloudy, with a high near 40. Breezy, with a west southwest wind 7 to 17 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 40 °F

    Snow Likely
    and Breezy

  • Saturday Night

    Saturday Night: Snow. Low around 10. West southwest wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 10 °F

    Snow

  • Sunday

    Sunday: Snow likely, mainly before 11am. Cloudy through mid morning, then gradual clearing, with a high near 20. Wind chill values as low as -2. Blustery, with a west wind 8 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 20 °F

    Blustery.
    Snow Likely
    then Chance
    Snow

  • Sunday Night

    Sunday Night: Mostly clear, with a low around -3. West wind 5 to 7 mph becoming calm in the evening.

    Low: -3 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 30.

    High: 30 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 4.

    Low: 4 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 38.

    High: 38 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 9.

    Low: 9 °F

    Mostly Clear

Detailed Forecast

Overnight
A 30 percent chance of snow. Mostly cloudy, with a low around 26. West southwest wind around 8 mph, with gusts as high as 16 mph. Little or no snow accumulation expected.
Saturday
Snow likely, mainly after 2pm. Mostly cloudy, with a high near 40. Breezy, with a west southwest wind 7 to 17 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Saturday Night
Snow. Low around 10. West southwest wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Sunday
Snow likely, mainly before 11am. Cloudy through mid morning, then gradual clearing, with a high near 20. Wind chill values as low as -2. Blustery, with a west wind 8 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Sunday Night
Mostly clear, with a low around -3. West wind 5 to 7 mph becoming calm in the evening.
Monday
Sunny, with a high near 30.
Monday Night
Clear, with a low around 4.
Tuesday
Sunny, with a high near 38.
Tuesday Night
Mostly clear, with a low around 9.
Wednesday
Sunny, with a high near 40.
Wednesday Night
Mostly cloudy, with a low around 12.
New Year's Day
A slight chance of snow. Partly sunny, with a high near 42.
Thursday Night
A slight chance of snow. Mostly cloudy, with a low around 19.
Friday
A chance of snow. Mostly cloudy, with a high near 42.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Granby CO
 40.09°N 105.92°W (Elev. 8159 ft)
Last Update:
3:26 am MST Dec 27, 2025
Forecast Valid:
5am MST Dec 27, 2025-6pm MST Jan 2, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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