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

Significant Ice Storm for the South

A relatively long duration ice storm is expected for portions of Southern Plains & Mid-South beginning today through Wednesday. Winter Storm Warnings and Ice Storm Warnings are now in effect from central Texas into the mid-Mississippi Valley. Heavy ice accumulations exceeding half an inch in some areas will cause power outages and tree damage. Travel could be nearly impossible in some areas. Read More >

Hazardous Weather Conditions

Current conditions at

Granby-Grand County Airport (KGNB)

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

Light Snow

19°F

-7°C

Humidity 81%
Wind Speed W 7 mph
Barometer 29.81 in
Dewpoint 14°F (-10°C)
Visibility 1.50 mi
Wind Chill10°F (-12°C)
Last update 30 Jan 1:35 pm MST
Extended Forecast for

Saint Marys Glacier CO

Winter Weather Advisory until January 30, 11:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until January 30, 11:00pm

    NOW until
    11:00pm Mon

    Winter Weather Advisory

  • This
    Afternoon

    This Afternoon: Snow likely. Areas of blowing snow before 4pm. Mostly cloudy, with a high near 12. Wind chill values as low as -16. Windy, with a west wind 20 to 25 mph, with gusts as high as 38 mph. Chance of precipitation is 70%. Total daytime snow accumulation of 2 to 4 inches possible.

    Snow Likely
    and Areas
    Blowing Snow

    High: 12 °F

  • Tonight

    Tonight: Snow likely, mainly before 11pm. Widespread blowing snow, mainly after 4am. Mostly cloudy, with a low around -4. Wind chill values as low as -28. Windy, with a west wind 20 to 25 mph, with gusts as high as 38 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Snow Likely
    and Blowing
    Snow

    Low: -4 °F

  • Tuesday

    Tuesday: Patchy blowing snow before 10am. Sunny, with a high near 14. Wind chill values as low as -30. Windy, with a west wind 21 to 26 mph decreasing to 14 to 19 mph in the morning. Winds could gust as high as 32 mph.

    Patchy
    Blowing Snow
    and Windy
    then Sunny
    and Breezy

    High: 14 °F

  • Tuesday
    Night

    Tuesday Night: Widespread blowing snow, mainly after 3am. Mostly clear, with a low around 2. Wind chill values as low as -23. Windy, with a west wind 26 to 32 mph, with gusts as high as 41 mph.

    Blowing Snow
    and Windy

    Low: 2 °F

  • Wednesday

    Wednesday: Areas of blowing snow. Mostly sunny, with a high near 16. Windy, with a west wind 24 to 29 mph, with gusts as high as 39 mph.

    Areas Blowing
    Snow and
    Windy

    High: 16 °F

  • Wednesday
    Night

    Wednesday Night: Patchy blowing snow before 4am. Partly cloudy, with a low around 6. Breezy.

    Patchy
    Blowing Snow
    and Breezy

    Low: 6 °F

  • Thursday

    Thursday: Patchy blowing snow. Sunny, with a high near 21. Breezy.

    Patchy
    Blowing Snow
    and Breezy

    High: 21 °F

  • Thursday
    Night

    Thursday Night: Patchy blowing snow. Mostly clear, with a low around 12. Breezy.

    Patchy
    Blowing Snow
    and Breezy

    Low: 12 °F

Detailed Forecast

This Afternoon
Snow likely. Areas of blowing snow before 4pm. Mostly cloudy, with a high near 12. Wind chill values as low as -16. Windy, with a west wind 20 to 25 mph, with gusts as high as 38 mph. Chance of precipitation is 70%. Total daytime snow accumulation of 2 to 4 inches possible.
Tonight
Snow likely, mainly before 11pm. Widespread blowing snow, mainly after 4am. Mostly cloudy, with a low around -4. Wind chill values as low as -28. Windy, with a west wind 20 to 25 mph, with gusts as high as 38 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday
Patchy blowing snow before 10am. Sunny, with a high near 14. Wind chill values as low as -30. Windy, with a west wind 21 to 26 mph decreasing to 14 to 19 mph in the morning. Winds could gust as high as 32 mph.
Tuesday Night
Widespread blowing snow, mainly after 3am. Mostly clear, with a low around 2. Wind chill values as low as -23. Windy, with a west wind 26 to 32 mph, with gusts as high as 41 mph.
Wednesday
Areas of blowing snow. Mostly sunny, with a high near 16. Windy, with a west wind 24 to 29 mph, with gusts as high as 39 mph.
Wednesday Night
Patchy blowing snow before 4am. Partly cloudy, with a low around 6. Breezy.
Thursday
Patchy blowing snow. Sunny, with a high near 21. Breezy.
Thursday Night
Patchy blowing snow. Mostly clear, with a low around 12. Breezy.
Friday
Patchy blowing snow. Mostly sunny, with a high near 27. Breezy.
Friday Night
Patchy blowing snow. Mostly cloudy, with a low around 12. Breezy.
Saturday
A slight chance of snow. Patchy blowing snow. Partly sunny, with a high near 19. Windy.
Saturday Night
Patchy blowing snow. Mostly cloudy, with a low around 12. Windy.
Sunday
Patchy blowing snow. Mostly sunny, with a high near 28. Breezy.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Saint Marys Glacier CO
 39.85°N 105.63°W (Elev. 11368 ft)
Last Update:
12:09 pm MST Jan 30, 2023
Forecast Valid:
1pm MST Jan 30, 2023-6pm MST Feb 5, 2023
 
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