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Diamond City, Montana Weather Forecast
Diamond City, Montana Weather
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Click for High Wind Warning for Diamond City, Montana
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Weather Forecast for Diamond City, Montana : Broadwater County
Issued: 9:27 pm MST Dec 16, 2025 Latitude: 46.5971602 Longitude: -111.4238527 View on Google Maps

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Tonight Wednesday Thursday Friday Saturday Sunday Monday Tuesday
30% chance of rain on Tonight 90% chance of rain & snow on Wednesday 60% chance of snow on Thursday 80% chance of rain & snow on Friday 20% chance of snow on Saturday 10% chance of snow on Sunday 20% chance of rain & snow on Monday 10% chance of rain & snow on Tuesday
Low: 42°F High: 28 °F High: 38°F High: 41°F High: 33°F High: 35°F High: 40°F High: 40°F
Low: 25°F Low: 34°F Low: 26°F Low: 23°F Low: 30°F Low: 30°F  
Rain Rain & Snow Snow Rain & Snow Snow Snow Rain & Snow Rain & Snow
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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
Current Conditions at
BOZEMAN - (KBZN)
50°
Feels like 45°F
Clear
as of 9:56 PM MST
Rel. Humidity: 29%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 29.84 in.
Flight Rule: VFR
Wind Data
10 MPH
250° West
Cloud Level(s): Clear
Current Conditions at
GREAT FALLS - (KGTF)
45°
Feels like 36°F
Clear
as of 9:53 PM MST
Rel. Humidity: 56%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 29.67 in.
Flight Rule: VFR
Wind Data
18 MPH
230° Southwest
Cloud Level(s): Clear
Current Conditions at
DILLON - (KDLN)
43°
Clear
as of 9:53 PM MST
Rel. Humidity: 35%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 29.89 in.
Flight Rule: VFR
Wind Data
8 MPH
120° Southeast
Cloud Level(s): Clear
30% chance of rain Tonight Tonight... A 30 percent chance of rain, mainly after 4am. Increasing clouds, with a steady temperature around 42. Breezy, with a south wind 17 to 22 mph, with gusts as high as 41 mph.
90% chance of rain & snow Wednesday Wednesday... Rain and snow before noon, then a chance of snow between noon and 1pm. Patchy blowing dust after 9am. Temperature falling to around 28 by 5pm. Windy, with a west wind 25 to 30 mph increasing to 31 to 36 mph in the morning. Winds could gust as high as 65 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Dust on Wednesday Night Wednesday Night... Patchy blowing dust before 10pm. Mostly cloudy, with a low around 25. Breezy, with a west wind 24 to 29 mph decreasing to 16 to 21 mph after midnight. Winds could gust as high as 55 mph.
60% chance of snow Thursday Thursday... Snow likely, mainly after 5pm. Mostly cloudy, with a high near 38. South wind 9 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
80% chance of rain & snow Thursday Night Thursday Night... Snow likely before 8pm, then rain, possibly mixed with snow. Low around 34. South southwest wind 15 to 17 mph, with gusts as high as 34 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
80% chance of rain & snow Friday Friday... Rain, possibly mixed with snow, becoming all snow after 8am. High near 41. West wind around 15 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
60% chance of snow Friday Night Friday Night... Snow likely, mainly before 11pm. Mostly cloudy, with a low around 26. West wind 10 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
20% chance of snow Saturday Saturday... A chance of snow, mainly before 11am. Mostly sunny, with a high near 33. West wind around 10 mph, with gusts as high as 22 mph.
10% chance of snow Saturday Night Saturday Night... A slight chance of snow. Partly cloudy, with a low around 23.
10% chance of snow Sunday Sunday... A slight chance of snow. Partly sunny, with a high near 35.
20% chance of rain & snow Sunday Night Sunday Night... A chance of rain and snow. Mostly cloudy, with a low around 30.
20% chance of rain & snow Monday Monday... A chance of rain and snow. Mostly cloudy, with a high near 40.
10% chance of rain & snow Monday Night Monday Night... A slight chance of rain and snow. Mostly cloudy, with a low around 30.
10% chance of rain & snow Tuesday Tuesday... A slight chance of rain and snow. Partly sunny, with a high near 40.
Current Radar Image


Sun Almanac for Diamond City, Montana
Sunrise: 08:05 AM
Sunset: 4:39 PM
Civil Sunrise:07:30 AM
Civil Sunset: 5:14 PM
Nautical Sunrise: 06:51 AM
Nautical Sunset: 5:53 PM
Astro Sunrise: 06:15 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.