Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Current conditions at

Glasgow, Glasgow International Airport (KGGW)

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

Clear

17°F

-8°C

Humidity 80%
Wind Speed ESE 12 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill4°F (-16°C)
Last update 10 Dec 04:53 AM MST
Extended Forecast for

Glasgow MT

Winter Storm Watch December 11, 08:00pm until December 13, 11:00am
Winter Weather Advisory until December 11, 08:00pm
Click here for hazard details and duration
Winter Storm Watch
Winter Weather Advisory
  •  
    Winter Weather Advisory until December 11, 08:00pm

    NOW until 8:00pm Thu

    Winter Weather Advisory

  • Overnight

    Low: 13 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Rain, snow, and freezing rain before 4pm, then a slight chance of freezing rain between 4pm and 5pm.  High near 34. East southeast wind 8 to 15 mph, with gusts as high as 24 mph.  Chance of precipitation is 90%. Little or no ice accumulation expected.  New snow accumulation of 1 to 2 inches possible.

    High: 34 °F

    Snow Likely
    then Wintry
    Mix

  • Wednesday Night

    Wednesday Night: Freezing rain likely before 4am, then freezing rain, possibly mixed with snow.  Steady temperature around 29. East southeast wind 6 to 9 mph becoming northwest after midnight.  Chance of precipitation is 80%. New ice accumulation of less than a 0.1 of an inch possible.  New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Chance
    Freezing Rain
    then Wintry
    Mix

  • Thursday

    Thursday: Snow, possibly mixed with freezing rain before 9am, then rain and snow between 9am and 11am, then a chance of snow after 11am.  Patchy blowing snow between 2pm and 3pm. High near 35. Wind chill values between zero and 10. North northwest wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 30 mph.  Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 35 °F

    Wintry Mix
    then Chance
    Snow and
    Patchy
    Blowing Snow

  • Thursday Night

    Thursday Night: A 20 percent chance of snow.  Mostly cloudy, with a low around -6. North northwest wind 11 to 18 mph, with gusts as high as 28 mph.

    Low: -6 °F

    Slight Chance
    Snow

  • Friday

    Friday: A 50 percent chance of snow.  Cloudy, with a high near 3. North northwest wind 6 to 10 mph.  New snow accumulation of 1 to 2 inches possible.

    High: 3 °F

    Chance Snow

  • Friday Night

    Friday Night: Snow. The snow could be heavy at times.  Low around -13. East northeast wind 7 to 10 mph.  Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    Low: -13 °F

    Heavy Snow

  • Saturday

    Saturday: A 30 percent chance of snow before 11am.  Mostly cloudy, with a high near 4. East wind 6 to 8 mph.

    High: 4 °F

    Chance Snow
    then Mostly
    Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 13. Southeast wind around 5 mph.
Wednesday
Rain, snow, and freezing rain before 4pm, then a slight chance of freezing rain between 4pm and 5pm. High near 34. East southeast wind 8 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. Little or no ice accumulation expected. New snow accumulation of 1 to 2 inches possible.
Wednesday Night
Freezing rain likely before 4am, then freezing rain, possibly mixed with snow. Steady temperature around 29. East southeast wind 6 to 9 mph becoming northwest after midnight. Chance of precipitation is 80%. New ice accumulation of less than a 0.1 of an inch possible. New snow accumulation of less than a half inch possible.
Thursday
Snow, possibly mixed with freezing rain before 9am, then rain and snow between 9am and 11am, then a chance of snow after 11am. Patchy blowing snow between 2pm and 3pm. High near 35. Wind chill values between zero and 10. North northwest wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Thursday Night
A 20 percent chance of snow. Mostly cloudy, with a low around -6. North northwest wind 11 to 18 mph, with gusts as high as 28 mph.
Friday
A 50 percent chance of snow. Cloudy, with a high near 3. North northwest wind 6 to 10 mph. New snow accumulation of 1 to 2 inches possible.
Friday Night
Snow. The snow could be heavy at times. Low around -13. East northeast wind 7 to 10 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Saturday
A 30 percent chance of snow before 11am. Mostly cloudy, with a high near 4. East wind 6 to 8 mph.
Saturday Night
Mostly cloudy, with a low around -8. East southeast wind around 10 mph.
Sunday
Partly sunny, with a high near 31. East southeast wind around 8 mph becoming south in the afternoon.
Sunday Night
Mostly cloudy, with a low around 14. West wind around 9 mph.
Monday
Partly sunny, with a high near 35.
Monday Night
Mostly cloudy, with a low around 22.
Tuesday
Partly sunny, with a high near 41.
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ABOUT THIS FORECAST

 
Point Forecast:
Glasgow MT
 48.19°N 106.65°W (Elev. 2070 ft)
2:34 am MST Dec 10, 2025
5am MST Dec 10, 2025-6pm MST Dec 16, 2025
 
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Additional Resources

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