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Wormser, Montana Weather Forecast
Wormser, Montana Weather
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Weather Forecast for Wormser, Montana : Sweet Grass County
Issued: 2:54 am MST Dec 17, 2025 Latitude: 45.9771663 Longitude: -110.000466 View on Google Maps

MouseOver for Detail Forecast
Overnight Wednesday Thursday Friday Saturday Sunday Monday Tuesday
30% chance of rain on Overnight 80% chance of rain & snow on Wednesday 20% chance of snow on Thursday 70% chance of rain & snow on Friday 20% chance of snow on Saturday Partly Sunny on Sunday 40% chance of rain & snow on Monday 20% chance of snow on Tuesday
Low: 49°F High: 49 °F High: 42°F High: 49 °F High: 36°F High: 39°F High: 46°F High: 42°F
Low: 26°F Low: 36 °F Low: 25°F Low: 22°F Low: 38 °F Low: 28°F  
Rain Rain & Snow Snow Rain & Snow Snow Partly Sunny Rain & Snow Snow
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Current Conditions at
LIVINGSTON - (KLVM)
48°
Feels like 38°F
Clear
as of 2:53 AM MST
Rel. Humidity: 39%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 29.54 in.
Flight Rule: VFR
Wind Data
43 MPH
Gust: 59 MPH
220° Southwest
Cloud Level(s): Clear
Current Conditions at
BOZEMAN - (KBZN)
46°
Mostly Cloudy
as of 2:56 AM MST
Rel. Humidity: 36%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 29.62 in.
Flight Rule: VFR
Wind Data
5 MPH
Cloud Level(s): Scattered at 8500ft, Broken at 11000ft
Current Conditions at
BILLINGS - (KBIL)
46°
Feels like 41°F
Mostly Clear
as of 2:53 AM MST
Rel. Humidity: 45%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 29.61 in.
Flight Rule: VFR
Wind Data
10 MPH
240° Southwest
Cloud Level(s): Few at 24000ft
Current Conditions at
LEWISTOWN - (KLWT)
48°
Feels like 40°F
Clear
as of 2:54 AM MST
Rel. Humidity: 34%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 29.51 in.
Flight Rule: VFR
Wind Data
23 MPH
220° Southwest
Cloud Level(s): Clear
30% chance of rain Overnight Overnight... A 30 percent chance of showers, mainly after 5am. Mostly cloudy, with a steady temperature around 49. West southwest wind 33 to 36 mph, with gusts as high as 50 mph.

80% chance of rain & snow Wednesday Wednesday... Rain showers before 11am, then a chance of snow showers between 11am and noon. Temperature rising to near 49 by 10am, then falling to around 33 during the remainder of the day. West wind 44 to 55 mph, with gusts as high as 75 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 26. West wind 34 to 44 mph decreasing to 20 to 30 mph. Winds could gust as high as 60 mph.

20% chance of snow Thursday Thursday... A 20 percent chance of snow after 11am. Mostly cloudy, with a high near 42. Southwest wind 13 to 17 mph.

30% chance of rain & snow Thursday Night Thursday Night... A chance of snow before 8pm, then a chance of rain and snow between 8pm and 11pm, then a slight chance of rain after 11pm. Mostly cloudy, with a temperature falling to near 36 by 10pm, then rising to around 45 during the remainder of the night. West southwest wind 21 to 26 mph increasing to 31 to 36 mph in the evening. Winds could gust as high as 49 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

70% chance of rain & snow Friday Friday... Rain and snow likely, mainly after 11am. Mostly cloudy, with a temperature rising to near 49 by 11am, then falling to around 40 during the remainder of the day. West southwest wind 29 to 34 mph decreasing to 20 to 25 mph in the afternoon. Winds could gust as high as 48 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

70% chance of snow Friday Night Friday Night... Snow likely, mainly before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 25. West wind around 14 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

20% chance of snow Saturday Saturday... A 20 percent chance of snow before 11am. Mostly sunny, with a high near 36. West wind 11 to 15 mph.

Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 22. West southwest wind 10 to 13 mph.

Partly Sunny on Sunday Sunday... Partly sunny, with a high near 39. Southwest wind 6 to 9 mph.

20% chance of rain & snow Sunday Night Sunday Night... A slight chance of rain and snow. Mostly cloudy, with a temperature rising to around 38 by 5am. Southwest wind 6 to 10 mph. Chance of precipitation is 20%.

40% chance of rain & snow Monday Monday... A chance of rain and snow. Mostly cloudy, with a high near 46. Southwest wind 11 to 14 mph. Chance of precipitation is 40%.

20% chance of rain & snow Monday Night Monday Night... A slight chance of rain and snow. Mostly cloudy, with a low around 28. West wind around 10 mph. Chance of precipitation is 20%.

20% chance of snow Tuesday Tuesday... A 20 percent chance of snow. Partly sunny, with a high near 42. Southwest wind around 9 mph.

Current Radar Image


Sun Almanac for Wormser, Montana
Sunrise: 07:57 AM
Sunset: 4:36 PM
Civil Sunrise:07:22 AM
Civil Sunset: 5:11 PM
Nautical Sunrise: 06:44 AM
Nautical Sunset: 5:48 PM
Astro Sunrise: 06:08 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.