Hazardous Weather Conditions

Current conditions at

Granby-Grand County Airport (KGNB)

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

Light Snow

29°F

-2°C

Humidity 77%
Wind Speed NW 5 mph
Barometer 30.03 in
Dewpoint 23°F (-5°C)
Visibility 7.00 mi
Wind Chill24°F (-4°C)
Last update 3 Mar 2:35 am MST
Extended Forecast for

3 Miles WNW Saint Marys Glacier CO

  • Overnight

    Overnight: A 30 percent chance of snow.  Mostly cloudy, with a low around 16. West southwest wind around 13 mph, with gusts as high as 21 mph.  Total nighttime snow accumulation of less than a half inch possible.

    Low: 16 °F

    Chance Snow

  • Tuesday

    Tuesday: Snow.  High near 24. West wind 9 to 13 mph, with gusts as high as 21 mph.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 24 °F

    Snow

  • Tuesday Night

    Tuesday Night: Snow likely, mainly before 8pm.  Mostly cloudy, with a low around 13. West wind 8 to 10 mph, with gusts as high as 16 mph.  Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    Low: 13 °F

    Snow Likely
    then Slight
    Chance Snow

  • Wednesday

    Wednesday: A 20 percent chance of snow before 11am.  Sunny, with a high near 28. West wind 10 to 13 mph, with gusts as high as 24 mph.

    High: 28 °F

    Slight Chance
    Snow then
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 16. West southwest wind 11 to 14 mph, with gusts as high as 23 mph.

    Low: 16 °F

    Mostly Clear

  • Thursday

    Thursday: A 30 percent chance of snow after 11am.  Partly sunny, with a high near 29.

    High: 29 °F

    Chance Snow

  • Thursday Night

    Thursday Night: Snow likely, mainly after 11pm.  Mostly cloudy, with a low around 12. Chance of precipitation is 70%.

    Low: 12 °F

    Snow Likely

  • Friday

    Friday: Snow.  Cloudy, with a high near 14. Breezy.

    High: 14 °F

    Snow and
    Breezy

  • Friday Night

    Friday Night: Snow, mainly before 11pm. The snow could be heavy at times.  Mostly cloudy, with a low around 5.

    Low: 5 °F

    Heavy Snow

Detailed Forecast

Overnight
A 30 percent chance of snow. Mostly cloudy, with a low around 16. West southwest wind around 13 mph, with gusts as high as 21 mph. Total nighttime snow accumulation of less than a half inch possible.
Tuesday
Snow. High near 24. West wind 9 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Tuesday Night
Snow likely, mainly before 8pm. Mostly cloudy, with a low around 13. West wind 8 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Wednesday
A 20 percent chance of snow before 11am. Sunny, with a high near 28. West wind 10 to 13 mph, with gusts as high as 24 mph.
Wednesday Night
Mostly clear, with a low around 16. West southwest wind 11 to 14 mph, with gusts as high as 23 mph.
Thursday
A 30 percent chance of snow after 11am. Partly sunny, with a high near 29.
Thursday Night
Snow likely, mainly after 11pm. Mostly cloudy, with a low around 12. Chance of precipitation is 70%.
Friday
Snow. Cloudy, with a high near 14. Breezy.
Friday Night
Snow, mainly before 11pm. The snow could be heavy at times. Mostly cloudy, with a low around 5.
Saturday
A slight chance of snow. Mostly sunny, with a high near 21. Breezy.
Saturday Night
Mostly clear, with a low around 12. Breezy.
Sunday
Mostly sunny, with a high near 26. Breezy.
Sunday Night
Partly cloudy, with a low around 17. Breezy.
Monday
A slight chance of snow. Mostly sunny, with a high near 31. Windy.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Saint Marys Glacier CO
 39.86°N 105.69°W (Elev. 11962 ft)
11:46 pm MST Mar 2, 2026
2am MST Mar 3, 2026-6pm MDT Mar 9, 2026
 
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