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Tunis, Montana Weather Forecast
Tunis, Montana Weather
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Weather Forecast for Tunis, Montana : Chouteau County
Issued: 9:27 pm MST Dec 16, 2025 Latitude: 47.8069121 Longitude: -110.8427211 View on Google Maps

MouseOver for Detail Forecast
Overnight Wednesday Thursday Friday Saturday Sunday Monday Tuesday
Mostly Cloudy on Overnight 30% chance of rain on Wednesday Increasing Clouds on Thursday 30% chance of rain & snow on Friday Mostly Sunny on Saturday Mostly Sunny on Sunday 10% chance of rain & snow on Monday Partly Sunny on Tuesday
Low: 41°F High: 49 °F High: 46°F High: 48°F High: 39°F High: 39°F High: 41°F High: 38°F
Low: 21°F Low: 34°F Low: 19°F Low: 21°F Low: 22°F Low: 22°F  
Mostly Cloudy Rain Increasing Clouds Rain & Snow Mostly Sunny Mostly Sunny Rain & Snow Partly Sunny
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Current Conditions at
GREAT FALLS - (KGTF)
46°
Feels like 39°F
Clear
as of 1:53 AM MST
Rel. Humidity: 42%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 29.45 in.
Flight Rule: VFR
Wind Data
17 MPH
210° Southwest
Cloud Level(s): Clear
Current Conditions at
HAVRE - (KHVR)
45°
Feels like 38°F
Mostly Clear
as of 1:53 AM MST
Rel. Humidity: 65%
Dew Point: 34°F
Visibility: 10 Miles
Pressure: 29.45 in.
Flight Rule: VFR
Wind Data
14 MPH
210° Southwest
Cloud Level(s): Few at 11000ft
Current Conditions at
LEWISTOWN - (KLWT)
45°
Feels like 37°F
Clear
as of 1:54 AM MST
Rel. Humidity: 45%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 29.57 in.
Flight Rule: VFR
Wind Data
15 MPH
210° Southwest
Cloud Level(s): Clear
Mostly Cloudy on Overnight Overnight... Mostly cloudy, with a low around 41. Breezy, with a south southwest wind 21 to 24 mph, with gusts as high as 34 mph.

30% chance of rain Wednesday Wednesday... A 30 percent chance of rain before 10am. Patchy blowing dust after 9am. Cloudy through mid morning, then gradual clearing, with a temperature rising to near 49 by 9am, then falling to around 37 during the remainder of the day. Very windy, with a west wind 32 to 37 mph increasing to 42 to 47 mph in the morning. Winds could gust as high as 65 mph.

Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 21. Windy, with a west northwest wind 28 to 33 mph decreasing to 16 to 21 mph after midnight. Winds could gust as high as 48 mph.

Increasing Clouds on Thursday Thursday... Increasing clouds, with a high near 46. Southwest wind 13 to 15 mph, with gusts as high as 22 mph.

20% chance of rain Thursday Night Thursday Night... A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 34. Breezy, with a southwest wind 10 to 15 mph increasing to 21 to 26 mph after midnight. Winds could gust as high as 37 mph.

30% chance of rain & snow Friday Friday... A slight chance of rain and snow before 11am, then a chance of snow. Partly sunny, with a high near 48. Breezy, with a west wind 20 to 25 mph, with gusts as high as 37 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

30% chance of snow Friday Night Friday Night... A 30 percent chance of snow, mainly before 11pm. Partly cloudy, with a low around 19. West wind 10 to 13 mph, with gusts as high as 20 mph. Little or no snow accumulation expected.

Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 39. West southwest wind 11 to 15 mph, with gusts as high as 23 mph.

Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 21.

Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 39.

10% chance of rain & snow Sunday Night Sunday Night... A slight chance of rain and snow. Mostly cloudy, with a low around 22.

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

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 22.

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 38.

Current Radar Image


Sun Almanac for Tunis, Montana
Sunrise: 08:08 AM
Sunset: 4:32 PM
Civil Sunrise:07:31 AM
Civil Sunset: 5:08 PM
Nautical Sunrise: 06:52 AM
Nautical Sunset: 5:48 PM
Astro Sunrise: 06:14 AM
Astro Sunset: 6:25 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.