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Glengarry, Montana Weather Forecast
Glengarry, Montana Weather
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Click for High Wind Warning for Glengarry, Montana
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Weather Forecast for Glengarry, Montana : Fergus County
Issued: 4:03 am MST Dec 17, 2025 Latitude: 47.0269161 Longitude: -109.547964 View on Google Maps

MouseOver for Detail Forecast
Overnight Wednesday Thursday Friday Saturday Sunday Monday Tuesday
Cloudy on Overnight 60% chance of rain & snow on Wednesday Increasing Clouds on Thursday 50% chance of rain & snow on Friday 10% chance of snow on Saturday Partly Sunny on Sunday 20% chance of rain & snow on Monday Partly Sunny on Tuesday
Low: 44°F High: 48 °F High: 42°F High: 48°F High: 38°F High: 41°F High: 43°F High: 42°F
Low: 18°F Low: 31°F Low: 19°F Low: 22°F Low: 26°F Low: 23°F  
Cloudy Rain & Snow Increasing Clouds Rain & Snow Snow Partly Sunny Rain & Snow Partly Sunny
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Current Conditions at
LEWISTOWN - (KLWT)
50°
Feels like 42°F
Clear
as of 4:54 AM MST
Rel. Humidity: 31%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 29.37 in.
Flight Rule: VFR
Wind Data
24 MPH
Gust: 33 MPH
210° Southwest
Cloud Level(s): Clear
Current Conditions at
GREAT FALLS - (KGTF)
52°
Clear
as of 4:53 AM MST
Rel. Humidity: 40%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 29.22 in.
Flight Rule: VFR
Wind Data
32 MPH
Gust: 44 MPH
220° Southwest
Cloud Level(s): Clear
Current Conditions at
BILLINGS - (KBIL)
46°
Partly Cloudy
as of 4:53 AM MST
Rel. Humidity: 42%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 29.46 in.
Flight Rule: VFR
Wind Data
8 MPH
250° West
Cloud Level(s): Scattered at 21000ft
Cloudy on Overnight Overnight... Cloudy, with a steady temperature around 44. South southwest wind around 21 mph, with gusts as high as 34 mph.
60% chance of rain & snow Wednesday Wednesday... Rain and snow likely before noon, then a slight chance of snow after 4pm. Patchy blowing dust after 11am. Cloudy, then gradually becoming mostly sunny, with a temperature rising to near 48 by 10am, then falling to around 33 during the remainder of the day. Windy, with a west wind 24 to 29 mph increasing to 34 to 39 mph in the afternoon. Winds could gust as high as 55 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Dust on Wednesday Night Wednesday Night... Patchy blowing dust before 10pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 18. Windy, with a west northwest wind 27 to 37 mph decreasing to 14 to 24 mph. Winds could gust as high as 55 mph.
Increasing Clouds on Thursday Thursday... Increasing clouds, with a high near 42. Southwest wind 10 to 14 mph, with gusts as high as 23 mph.
20% chance of snow Thursday Night Thursday Night... A slight chance of snow, mixing with rain after 8pm, then gradually ending. Mostly cloudy, with a low around 31. Breezy, with a south southwest wind 14 to 22 mph, with gusts as high as 38 mph. Chance of precipitation is 20%.
50% chance of rain & snow Friday Friday... A chance of rain and snow before 11am, then a chance of snow. Mostly cloudy, with a high near 48. West southwest wind 16 to 21 mph, with gusts as high as 36 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
50% chance of snow Friday Night Friday Night... A 50 percent chance of snow. Mostly cloudy, with a low around 19. West wind around 10 mph, with gusts as high as 20 mph. New snow accumulation of less than a half inch possible.
10% chance of snow Saturday Saturday... A slight chance of snow before 11am. Mostly sunny, with a high near 38. West southwest wind 10 to 15 mph, with gusts as high as 24 mph.
Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 22.
Partly Sunny on Sunday Sunday... Partly sunny, with a high near 41.
10% chance of rain & snow Sunday Night Sunday Night... A slight chance of rain and snow. Mostly cloudy, with a low around 26.
20% chance of rain & snow Monday Monday... A chance of rain and snow. Mostly cloudy, with a high near 43.
Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 23.
Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 42.
Current Radar Image


Sun Almanac for Glengarry, Montana
Sunrise: 07:59 AM
Sunset: 4:30 PM
Civil Sunrise:07:24 AM
Civil Sunset: 5:05 PM
Nautical Sunrise: 06:45 AM
Nautical Sunset: 5:44 PM
Astro Sunrise: 06:08 AM
Astro Sunset: 6:21 PM
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