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Saint Peter, Montana Weather Forecast
Saint Peter, Montana Weather
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Weather Forecast for Saint Peter, Montana : Cascade County
Issued: 4:03 am MST Dec 17, 2025 Latitude: 47.3024481 Longitude: -111.91805 View on Google Maps

MouseOver for Detail Forecast
Overnight Wednesday Thursday Friday Saturday Sunday Monday Tuesday
50% chance of rain on Overnight 70% chance of rain on Wednesday 10% 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 snow on Monday 10% chance of rain & snow on Tuesday
Low: 47°F High: 32 °F High: 43°F High: 44°F High: 37°F High: 39°F High: 40°F High: 39°F
Low: 28°F Low: 37°F Low: 25°F Low: 27°F Low: 29°F Low: 26°F  
Rain Rain Snow Rain & Snow Snow Mostly Sunny Snow Rain & Snow
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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
HELENA - (KHLN)
54°
Mostly Cloudy
as of 4:53 AM MST
Rel. Humidity: 37%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 29.38 in.
Flight Rule: VFR
Wind Data
24 MPH
Gust: 36 MPH
210° Southwest
Cloud Level(s): Scattered at 8500ft, Broken at 11000ft
Current Conditions at
CUTBANK - (KCTB)
41°
Feels like 31°F
Clear
as of 4:56 AM MST
Rel. Humidity: 75%
Dew Point: 34°F
Visibility: 10 Miles
Pressure: 29.15 in.
Flight Rule: VFR
Wind Data
21 MPH
Gust: 29 MPH
230° Southwest
Cloud Level(s): Clear
50% chance of rain Overnight Overnight... A 50 percent chance of rain. Patchy blowing dust. Mostly cloudy, with a steady temperature around 47. Windy, with a south southwest wind around 43 mph, with gusts as high as 55 mph.
70% chance of rain Wednesday Wednesday... Rain likely, mainly before 9am. Patchy blowing dust. Cloudy through mid morning, then gradual clearing, with a temperature falling to around 32 by 5pm. Very windy, with a west wind 45 to 55 mph, with gusts as high as 70 mph. Chance of precipitation is 70%.
Dust on Wednesday Night Wednesday Night... Patchy blowing dust before 10pm. Partly cloudy, with a low around 28. Windy, with a west wind 35 to 40 mph decreasing to 22 to 27 mph after midnight. Winds could gust as high as 50 mph.
10% chance of snow Thursday Thursday... A 10 percent chance of snow after 11am. Mostly cloudy, with a high near 43. Breezy, with a south southwest wind around 24 mph, with gusts as high as 32 mph.
60% chance of rain & snow Thursday Night Thursday Night... Rain likely, possibly mixed with snow, mainly before 5am. Mostly cloudy, with a low around 37. Windy, with a south southwest wind 25 to 30 mph increasing to 34 to 39 mph in the evening. Winds could gust as high as 50 mph. Chance of precipitation is 60%. 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 44. Windy, with a west wind 33 to 38 mph decreasing to 23 to 28 mph in the afternoon. Winds could gust as high as 49 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
40% chance of snow Friday Night Friday Night... A 40 percent chance of snow, mainly before 11pm. Partly cloudy, with a low around 25. West wind 16 to 18 mph, with gusts as high as 25 mph. Little or no snow accumulation expected.
10% chance of snow Saturday Saturday... A slight chance of snow before 11am. Sunny, with a high near 37. Breezy, with a west southwest wind 21 to 28 mph, with gusts as high as 37 mph.
Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 27. Breezy.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 39.
20% chance of snow Sunday Night Sunday Night... A chance of snow. Mostly cloudy, with a low around 29.
20% chance of snow Monday Monday... A chance of snow. Partly sunny, with a high near 40.
10% chance of snow Monday Night Monday Night... A slight chance of snow. Partly cloudy, with a low around 26.
10% chance of rain & snow Tuesday Tuesday... A slight chance of rain and snow. Mostly sunny, with a high near 39.
Current Radar Image


Sun Almanac for Saint Peter, Montana
Sunrise: 08:10 AM
Sunset: 4:38 PM
Civil Sunrise:07:34 AM
Civil Sunset: 5:14 PM
Nautical Sunrise: 06:55 AM
Nautical Sunset: 5:53 PM
Astro Sunrise: 06:18 AM
Astro Sunset: 6:30 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.