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Blythe, Montana Weather Forecast
Blythe, Montana Weather
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Weather Forecast for Blythe, Montana : Cascade County
Issued: 8:27 pm MST Dec 16, 2025 Latitude: 47.3013531 Longitude: -110.8285584 View on Google Maps

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Tonight Wednesday Thursday Friday Saturday Sunday Monday Tuesday
10% chance of rain on Tonight 70% chance of rain & snow on Wednesday 20% chance of snow on Thursday 50% chance of rain & snow on Friday 10% chance of snow on Saturday Mostly Sunny on Sunday 20% chance of rain & snow on Monday 10% chance of rain & snow on Tuesday
Low: 42°F High: 34 °F High: 47°F High: 48°F High: 39°F High: 41°F High: 45°F High: 46°F
Low: 25°F Low: 36°F Low: 24°F Low: 25°F Low: 29°F Low: 29°F  
Rain Rain & Snow Snow Rain & Snow Snow Mostly Sunny Rain & Snow Rain & Snow
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Current Conditions at
GREAT FALLS - (KGTF)
48°
Feels like 40°F
Clear
as of 7:53 PM MST
Rel. Humidity: 49%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 29.72 in.
Flight Rule: VFR
Wind Data
24 MPH
Gust: 38 MPH
240° Southwest
Cloud Level(s): Clear
Current Conditions at
LEWISTOWN - (KLWT)
45°
Feels like 38°F
Cloudy
as of 7:54 PM MST
Rel. Humidity: 52%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 29.77 in.
Flight Rule: VFR
Wind Data
13 MPH
230° Southwest
Cloud Level(s): Solid Overcast at 8000ft
Current Conditions at
HELENA - (KHLN)
48°
Feels like 42°F
Clear
as of 7:53 PM MST
Rel. Humidity: 45%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 29.82 in.
Flight Rule: VFR
Wind Data
13 MPH
Gust: 24 MPH
270° West
Cloud Level(s): Clear
10% chance of rain Tonight Tonight... A 10 percent chance of rain after 5am. Mostly cloudy, with a low around 42. Windy, with a southwest wind 23 to 33 mph, with gusts as high as 45 mph.

70% chance of rain & snow Wednesday Wednesday... Rain and snow likely before 11am, then a slight chance of snow after 4pm. Patchy blowing dust. Mostly cloudy, then gradually becoming sunny, with a temperature falling to around 34 by 5pm. Very windy, with a west wind 38 to 43 mph increasing to 45 to 50 mph in the morning. Winds could gust as high as 65 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

Dust on Wednesday Night Wednesday Night... Patchy blowing dust before 8pm. Partly cloudy, with a low around 25. Windy, with a west wind 32 to 37 mph decreasing to 24 to 29 mph after midnight. Winds could gust as high as 55 mph.

20% chance of snow Thursday Thursday... A 20 percent chance of snow after 11am. Partly sunny, with a high near 47. Southwest wind 14 to 21 mph, with gusts as high as 28 mph.

40% chance of rain & snow Thursday Night Thursday Night... A slight chance of rain and snow before 11pm, then a chance of rain. Mostly cloudy, with a low around 36. Windy, with a southwest wind 14 to 19 mph increasing to 26 to 31 mph after midnight. Winds could gust as high as 44 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

50% chance of rain & snow Friday Friday... A chance of rain and snow before 8am, then a chance of snow. Partly sunny, with a high near 48. Windy, with a west wind 23 to 30 mph, with gusts as high as 43 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

40% chance of snow Friday Night Friday Night... A 40 percent chance of snow. Mostly cloudy, with a low around 24. West wind around 15 mph, with gusts as high as 24 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 39. West southwest wind 14 to 20 mph, with gusts as high as 29 mph.

Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 25.

Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 41.

20% chance of snow Sunday Night Sunday Night... A chance of snow. Mostly cloudy, with a low around 29.

20% chance of rain & snow Monday Monday... A chance of rain and snow. Partly sunny, with a high near 45.

10% chance of rain & snow Monday Night Monday Night... A slight chance of rain and snow. Mostly cloudy, with a low around 29.

10% chance of rain & snow Tuesday Tuesday... A slight chance of rain and snow. Partly sunny, with a high near 46.

Current Radar Image


Sun Almanac for Blythe, Montana
Sunrise: 08:05 AM
Sunset: 4:34 PM
Civil Sunrise:07:29 AM
Civil Sunset: 5:09 PM
Nautical Sunrise: 06:50 AM
Nautical Sunset: 5:48 PM
Astro Sunrise: 06:13 AM
Astro Sunset: 6:26 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.