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De Smet, Montana Weather Forecast
De Smet, Montana Weather
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Weather Forecast for De Smet, Montana : Missoula County
Issued: 7:33 pm MST Dec 16, 2025 Latitude: 46.9332564 Longitude: -114.1031682 View on Google Maps

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Tonight Wednesday Thursday Friday Saturday Sunday Monday Tuesday
90% chance of rain on Tonight 80% chance of rain on Wednesday 80% chance of rain on Thursday 90% chance of rain & snow on Friday 10% chance of snow on Saturday Mostly Cloudy on Sunday 20% chance of rain on Monday 20% chance of rain on Tuesday
Low: 34°F High: 34 °F High: 39°F High: 41°F High: 36°F High: 38°F High: 41°F High: 41°F
Low: 29°F Low: 33°F Low: 27°F Low: 24°F Low: 30°F Low: 29°F  
Rain Rain Rain Rain & Snow Snow Mostly Cloudy Rain Rain
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Current Conditions at
MISSOULA - (KMSO)
48°
Feels like 44°F
Mostly Clear
as of 9:53 PM MST
Rel. Humidity: 57%
Dew Point: 34°F
Visibility: 10 Miles
Pressure: 29.76 in.
Flight Rule: VFR
Wind Data
9 MPH
250° West
Cloud Level(s): Few at 7500ft
Current Conditions at
MULLAN PASS - (KMLP)
32°
Mostly Cloudy
as of 8:53 PM PST
Rel. Humidity: 92%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 29.68 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Few at 800ft, Few at 6500ft, Broken at 8000ft
Current Conditions at
ELK CITY - (KP69)
45°
Cloudy
as of 8:52 PM PST
Rel. Humidity: 100%
Dew Point: 45°F
Pressure: 29.79 in.
Wind Data
Calm
Current Conditions at
HELENA - (KHLN)
52°
Clear
as of 9:53 PM MST
Rel. Humidity: 34%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 29.74 in.
Flight Rule: VFR
Wind Data
16 MPH
Gust: 24 MPH
270° West
Cloud Level(s): Clear
90% chance of rain Tonight Tonight... Rain. Low around 34. East southeast wind 7 to 15 mph becoming north northeast after midnight. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
80% chance of rain Wednesday Wednesday... Rain. Temperature falling to around 34 by 5pm. Breezy, with an east wind 7 to 12 mph becoming west 17 to 22 mph in the morning. Winds could gust as high as 47 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
80% chance of rain Wednesday Night Wednesday Night... Rain. Low around 29. Breezy, with a southwest wind 19 to 24 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 80%.
80% chance of rain Thursday Thursday... Rain. High near 39. Calm wind becoming south southeast 5 to 9 mph in the afternoon. Chance of precipitation is 80%.
100% chance of rain Thursday Night Thursday Night... Rain. Low around 33. Southwest wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
90% chance of rain & snow Friday Friday... Rain and snow, becoming all snow after 11am. High near 41. Chance of precipitation is 90%. 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 27. New snow accumulation of less than a half inch possible.
10% chance of snow Saturday Saturday... A slight chance of snow. Mostly cloudy, with a high near 36.
Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 24.
Mostly Cloudy on Sunday Sunday... Mostly cloudy, with a high near 38.
70% chance of rain Sunday Night Sunday Night... Rain likely. Mostly cloudy, with a low around 30.
20% chance of rain Monday Monday... A chance of rain. Mostly cloudy, with a high near 41.
10% chance of rain Monday Night Monday Night... A slight chance of rain. Mostly cloudy, with a low around 29.
20% chance of rain Tuesday Tuesday... A chance of rain. Mostly cloudy, with a high near 41.
Current Radar Image


Sun Almanac for De Smet, Montana
Sunrise: 08:17 AM
Sunset: 4:49 PM
Civil Sunrise:07:42 AM
Civil Sunset: 5:24 PM
Nautical Sunrise: 07:03 AM
Nautical Sunset: 6:03 PM
Astro Sunrise: 06:26 AM
Astro Sunset: 6:40 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.