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Riverside, Montana Weather Forecast
Riverside, Montana Weather
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Weather Forecast for Riverside, Montana : Ravalli County
Issued: 1:01 am MST Dec 17, 2025 Latitude: 46.2746439 Longitude: -114.1581505 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Thursday Friday Saturday Sunday Monday Tuesday
60% chance of snow on Today 30% chance of snow on Tonight 80% chance of rain & snow on Thursday 100% chance of rain & snow on Friday 50% chance of snow on Saturday 10% chance of rain & snow on Sunday 70% chance of rain on Monday 10% chance of rain & snow on Tuesday
High: 46°F Low: 26°F High: 41°F High: 43°F High: 35°F High: 39°F High: 42°F High: 41°F
Low: 35°F Low: 24°F Low: 21°F Low: 27°F Low: 24°F  
Snow Snow Rain & Snow Rain & Snow Snow Rain & Snow Rain Rain & Snow
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60% chance of snow Today Today... Snow likely. Partly sunny, with a high near 46. Breezy, with a west southwest wind around 24 mph, with gusts as high as 43 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.

30% chance of snow Tonight Tonight... A 30 percent chance of snow, mainly before 9pm. Mostly cloudy, with a low around 26. Breezy, with a west southwest wind 17 to 22 mph becoming south 6 to 11 mph in the evening. Winds could gust as high as 32 mph. New snow accumulation of less than a half inch possible.

80% chance of rain & snow Thursday Thursday... Snow before 2pm, then rain and snow. High near 41. South wind 6 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

100% chance of rain Thursday Night Thursday Night... Rain. Low around 35. South southwest wind 14 to 16 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

100% chance of rain & snow Friday Friday... Rain before 8am, then rain and snow. High near 43. West wind 9 to 11 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

70% chance of snow Friday Night Friday Night... Snow likely, mainly before 11pm. Mostly cloudy, with a low around 24. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

50% chance of snow Saturday Saturday... A 50 percent chance of snow. Partly sunny, with a high near 35. New snow accumulation of less than a half inch possible.

10% chance of snow Saturday Night Saturday Night... A slight chance of snow before 11pm. Mostly cloudy, with a low around 21.

10% chance of rain & snow Sunday Sunday... A slight chance of snow before 11am, then a slight chance of rain and snow. Partly sunny, with a high near 39.

20% chance of rain Sunday Night Sunday Night... A chance of rain. Mostly cloudy, with a low around 27.

70% chance of rain Monday Monday... Rain likely. Mostly cloudy, with a high near 42.

20% chance of rain & snow Monday Night Monday Night... A chance of rain and snow. Mostly cloudy, with a low around 24.

10% chance of rain & snow Tuesday Tuesday... A slight chance of rain and snow. Partly sunny, with a high near 41.

Sun Almanac for Riverside, Montana
Sunrise: 08:15 AM
Sunset: 4:51 PM
Civil Sunrise:07:40 AM
Civil Sunset: 5:26 PM
Nautical Sunrise: 07:02 AM
Nautical Sunset: 6:04 PM
Astro Sunrise: 06:25 AM
Astro Sunset: 6:41 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.