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Melville, Montana Weather Forecast
Melville, Montana Weather
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Click for High Wind Warning for Melville, Montana
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Weather Forecast for Melville, Montana : Sweet Grass County
Issued: 10:09 pm MST Dec 16, 2025 Latitude: 46.1030055 Longitude: -109.953797 View on Google Maps

MouseOver for Detail Forecast
Overnight Wednesday Thursday Friday Saturday Sunday Monday Tuesday
10% chance of rain on Overnight 60% chance of rain & snow on Wednesday Increasing Clouds on Thursday 50% chance of rain & snow on Friday 20% chance of snow on Saturday Partly Sunny on Sunday 30% chance of rain & snow on Monday Partly Sunny on Tuesday
Low: 42°F High: 45 °F High: 42°F High: 47 °F High: 36°F High: 38°F High: 45°F High: 44°F
Low: 24°F Low: 35 °F Low: 26°F Low: 21°F Low: 34 °F Low: 29°F  
Rain Rain & Snow Increasing Clouds Rain & Snow Snow Partly Sunny Rain & Snow Partly Sunny
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Current Conditions at
LIVINGSTON - (KLVM)
48°
Feels like 38°F
Clear
as of 11:53 PM MST
Rel. Humidity: 42%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 29.73 in.
Flight Rule: VFR
Wind Data
36 MPH
Gust: 47 MPH
220° Southwest
Cloud Level(s): Clear
Current Conditions at
BOZEMAN - (KBZN)
46°
Clear
as of 11:56 PM MST
Rel. Humidity: 36%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 29.76 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
LEWISTOWN - (KLWT)
46°
Feels like 41°F
Cloudy
as of 11:54 PM MST
Rel. Humidity: 45%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 29.67 in.
Flight Rule: VFR
Wind Data
12 MPH
240° Southwest
Cloud Level(s): Solid Overcast at 11000ft
Current Conditions at
HELENA - (KHLN)
48°
Feels like 43°F
Clear
as of 11:53 PM MST
Rel. Humidity: 39%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 29.64 in.
Flight Rule: VFR
Wind Data
12 MPH
150° Southeast
Cloud Level(s): Clear
10% chance of rain Overnight Overnight... A 10 percent chance of showers after 5am. Mostly cloudy, with a steady temperature around 42. South wind 24 to 33 mph, with gusts as high as 46 mph.
60% chance of rain & snow Wednesday Wednesday... Rain showers likely, possibly mixing with snow after 11am, then gradually ending. Mostly cloudy, then gradually becoming sunny, with a temperature rising to near 45 by 10am, then falling to around 29 during the remainder of the day. West wind 39 to 49 mph, with gusts as high as 70 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 24. West wind 33 to 43 mph decreasing to 17 to 27 mph. Winds could gust as high as 60 mph.
Increasing Clouds on Thursday Thursday... Increasing clouds, with a high near 42. Southwest wind 10 to 15 mph.
20% chance of snow Thursday Night Thursday Night... A 20 percent chance of snow showers before 11pm. Mostly cloudy, with a temperature falling to near 35 by 10pm, then rising to around 44 during the remainder of the night. West southwest wind 14 to 24 mph, with gusts as high as 38 mph.
50% chance of rain & snow Friday Friday... A chance of rain showers before 11am, then a chance of rain and snow showers between 11am and 2pm, then a chance of snow showers after 2pm. Partly sunny, with a temperature rising to near 47 by 11am, then falling to around 39 during the remainder of the day. West wind 21 to 23 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
50% chance of snow Friday Night Friday Night... A 50 percent chance of snow showers. Mostly cloudy, with a low around 26. West wind 14 to 18 mph. New snow accumulation of less than one inch possible.
20% chance of snow Saturday Saturday... A 20 percent chance of snow showers. Mostly sunny, with a high near 36. West wind 10 to 14 mph.
Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 21. West southwest wind 8 to 10 mph.
Partly Sunny on Sunday Sunday... Partly sunny, with a high near 38. South southwest wind around 7 mph.
20% chance of rain & snow Sunday Night Sunday Night... A slight chance of rain and snow showers. Mostly cloudy, with a temperature rising to around 34 by 5am. Southwest wind 6 to 8 mph. Chance of precipitation is 20%.
30% chance of rain & snow Monday Monday... A chance of rain and snow showers. Partly sunny, with a high near 45. West southwest wind around 11 mph. Chance of precipitation is 30%.
Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 29. West southwest wind 9 to 11 mph.
Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 44. Southwest wind 7 to 9 mph.
Current Radar Image


Sun Almanac for Melville, Montana
Sunrise: 07:57 AM
Sunset: 4:35 PM
Civil Sunrise:07:22 AM
Civil Sunset: 5:10 PM
Nautical Sunrise: 06:44 AM
Nautical Sunset: 5:48 PM
Astro Sunrise: 06:08 AM
Astro Sunset: 6:24 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.