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

Cold Temperatures for the Eastern U.S.; Lake Effect Snow in the Great Lakes; Heavy Rain in the Pacific Northwest

Cold temperatures will continue across much of the eastern U.S. into today. Heavy lake effect snow continues into today east of Lakes Erie and Ontario. Two Pacific cold fronts will cross the Pacific Northwest early this week followed by another atmospheric river. Heavy rain and gusty winds are expected through midweek, with the potential for renewed urban and river flooding. Read More >

Hazardous Weather Conditions

Current conditions at

Glasgow, Glasgow International Airport (KGGW)

Lat: 48.21389°NLon: 106.62139°WElev: 2293.0ft.

Partly Cloudy

38°F

3°C

Humidity 78%
Wind Speed S 10 MPH
Barometer 29.67 in (1004.74 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 15 Dec 04:53 PM MST
Extended Forecast for

Glasgow Intl Arpt MT

High Wind Watch December 17, 11:00am until December 18, 05:00am
Click here for hazard details and duration
High Wind Watch

  • Tonight

    Tonight: Patchy blowing snow before 10pm. Cloudy, then gradually becoming partly cloudy, with a steady temperature around 39. Breezy, with a west southwest wind 20 to 29 mph, with gusts as high as 46 mph.

    Low: 39 °F

    Breezy.
    Patchy
    Blowing Snow
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Sunny, with a temperature rising to near 39 by noon, then falling to around 31 during the remainder of the day. Breezy, with a west northwest wind 24 to 29 mph decreasing to 13 to 18 mph in the afternoon. Winds could gust as high as 46 mph.

    High: 39 °F⇓

    Sunny and
    Breezy then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of freezing rain. Mostly cloudy, with a low around 24. South southwest wind 9 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    Low: 24 °F

    Slight Chance
    Freezing Rain

  • Wednesday

    Wednesday: Rain likely before 2pm, then a chance of snow. Patchy blowing snow after 5pm. Mostly cloudy, with a high near 43. Windy, with a south wind 16 to 26 mph becoming west 28 to 38 mph in the afternoon. Winds could gust as high as 60 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 43 °F

    Rain/Snow
    Likely and
    Patchy
    Blowing Snow

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow before 11pm. Patchy blowing snow before 11pm. Mostly cloudy, with a low around 1. Very windy, with a north northwest wind 35 to 40 mph decreasing to 21 to 26 mph after midnight. Winds could gust as high as 60 mph. New snow accumulation of less than a half inch possible.

    Low: 1 °F

    Chance Snow
    and Patchy
    Blowing Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 25. North wind 8 to 11 mph becoming southeast in the morning. Winds could gust as high as 18 mph.

    High: 25 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 15. South wind around 15 mph, with gusts as high as 22 mph. New snow accumulation of less than a half inch possible.

    Low: 15 °F

    Chance Snow

  • Friday

    Friday: A chance of snow before 11am, then a slight chance of rain between 11am and 2pm, then a slight chance of snow after 2pm. Partly sunny, with a high near 36. South southwest wind 15 to 18 mph becoming west northwest in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 30%.

    High: 36 °F

    Chance
    Rain/Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 5. Northwest wind 10 to 14 mph, with gusts as high as 21 mph.

    Low: 5 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Patchy blowing snow before 10pm. Cloudy, then gradually becoming partly cloudy, with a steady temperature around 39. Breezy, with a west southwest wind 20 to 29 mph, with gusts as high as 46 mph.
Tuesday
Sunny, with a temperature rising to near 39 by noon, then falling to around 31 during the remainder of the day. Breezy, with a west northwest wind 24 to 29 mph decreasing to 13 to 18 mph in the afternoon. Winds could gust as high as 46 mph.
Tuesday Night
A slight chance of freezing rain. Mostly cloudy, with a low around 24. South southwest wind 9 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Wednesday
Rain likely before 2pm, then a chance of snow. Patchy blowing snow after 5pm. Mostly cloudy, with a high near 43. Windy, with a south wind 16 to 26 mph becoming west 28 to 38 mph in the afternoon. Winds could gust as high as 60 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday Night
A 30 percent chance of snow before 11pm. Patchy blowing snow before 11pm. Mostly cloudy, with a low around 1. Very windy, with a north northwest wind 35 to 40 mph decreasing to 21 to 26 mph after midnight. Winds could gust as high as 60 mph. New snow accumulation of less than a half inch possible.
Thursday
Mostly sunny, with a high near 25. North wind 8 to 11 mph becoming southeast in the morning. Winds could gust as high as 18 mph.
Thursday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 15. South wind around 15 mph, with gusts as high as 22 mph. New snow accumulation of less than a half inch possible.
Friday
A chance of snow before 11am, then a slight chance of rain between 11am and 2pm, then a slight chance of snow after 2pm. Partly sunny, with a high near 36. South southwest wind 15 to 18 mph becoming west northwest in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, with a low around 5. Northwest wind 10 to 14 mph, with gusts as high as 21 mph.
Saturday
Mostly sunny, with a high near 19. North northwest wind around 9 mph becoming south southwest in the afternoon.
Saturday Night
Partly cloudy, with a low around 5. Southeast wind around 10 mph becoming west in the evening.
Sunday
Mostly sunny, with a high near 22.
Sunday Night
A slight chance of snow. Mostly cloudy, with a low around 5.
Monday
A chance of snow. Mostly cloudy, with a high near 20.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Glasgow Intl Arpt MT
 48.22°N 106.62°W (Elev. 2297 ft)
Last Update:
2:05 pm MST Dec 15, 2025
Forecast Valid:
5pm MST Dec 15, 2025-6pm MST Dec 22, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation