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Heath, Montana Weather Forecast
Heath, Montana Weather
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Weather Forecast for Heath, Montana : Fergus County
Issued: 4:03 am MST Dec 17, 2025 Latitude: 46.9958049 Longitude: -109.2671192 View on Google Maps

MouseOver for Detail Forecast
Overnight Wednesday Thursday Friday Saturday Sunday Monday Tuesday
Mostly Cloudy on Overnight 60% chance of rain & snow on Wednesday Increasing Clouds on Thursday 50% chance of rain & snow on Friday 10% chance of snow on Saturday Mostly Sunny on Sunday 20% chance of rain & snow on Monday Partly Sunny on Tuesday
Low: 43°F High: 31 °F High: 40°F High: 45°F High: 34°F High: 38°F High: 40°F High: 39°F
Low: 17°F Low: 29°F Low: 19°F Low: 21°F Low: 25°F Low: 22°F  
Mostly Cloudy Rain & Snow Increasing Clouds Rain & Snow Snow Mostly Sunny Rain & Snow Partly Sunny
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Current Conditions at
LEWISTOWN - (KLWT)
50°
Feels like 42°F
Clear
as of 4:54 AM MST
Rel. Humidity: 31%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 29.37 in.
Flight Rule: VFR
Wind Data
24 MPH
Gust: 33 MPH
210° Southwest
Cloud Level(s): Clear
Current Conditions at
BILLINGS - (KBIL)
46°
Partly Cloudy
as of 4:53 AM MST
Rel. Humidity: 42%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 29.46 in.
Flight Rule: VFR
Wind Data
8 MPH
250° West
Cloud Level(s): Scattered at 21000ft
Current Conditions at
GREAT FALLS - (KGTF)
52°
Clear
as of 4:53 AM MST
Rel. Humidity: 40%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 29.22 in.
Flight Rule: VFR
Wind Data
32 MPH
Gust: 44 MPH
220° Southwest
Cloud Level(s): Clear
Mostly Cloudy on Overnight Overnight... Mostly cloudy, with a steady temperature around 43. Southwest wind around 20 mph, with gusts as high as 34 mph.

60% chance of rain & snow Wednesday Wednesday... Rain likely, possibly mixing with snow after 11am, then gradually ending. Patchy blowing dust after 9am. Cloudy, then gradually becoming mostly sunny, with a temperature falling to around 31 by 5pm. Windy, with a west wind 24 to 29 mph increasing to 38 to 43 mph in the afternoon. Winds could gust as high as 60 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Dust on Wednesday Night Wednesday Night... Areas of blowing dust before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 17. Windy, with a west northwest wind 30 to 40 mph decreasing to 16 to 26 mph. Winds could gust as high as 60 mph.

Increasing Clouds on Thursday Thursday... Increasing clouds, with a high near 40. Southwest wind 10 to 13 mph, with gusts as high as 22 mph.

30% chance of rain & snow Thursday Night Thursday Night... A slight chance of snow before 11pm, then a chance of rain after 5am. Mostly cloudy, with a low around 29. Breezy, with a south southwest wind 13 to 18 mph increasing to 19 to 24 mph after midnight. Winds could gust as high as 43 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

50% chance of rain & snow Friday Friday... A chance of rain and snow before 8am, then a chance of snow. Mostly cloudy, with a high near 45. Breezy, with a west northwest wind 17 to 23 mph, with gusts as high as 43 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. Mostly cloudy, with a low around 19. West northwest wind 9 to 13 mph, with gusts as high as 22 mph. New snow accumulation of less than a half inch possible.

10% chance of snow Saturday Saturday... A slight chance of snow before 11am. Mostly sunny, with a high near 34. West wind 9 to 15 mph, with gusts as high as 24 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 38.

10% chance of snow Sunday Night Sunday Night... A slight chance of snow. Mostly cloudy, with a low around 25.

20% chance of rain & snow Monday Monday... A chance of rain and snow. Mostly cloudy, with a high near 40.

10% chance of snow Monday Night Monday Night... A slight chance of snow. Mostly cloudy, with a low around 22.

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 39.

Current Radar Image


Sun Almanac for Heath, Montana
Sunrise: 07:58 AM
Sunset: 4:29 PM
Civil Sunrise:07:22 AM
Civil Sunset: 5:04 PM
Nautical Sunrise: 06:44 AM
Nautical Sunset: 5:43 PM
Astro Sunrise: 06:07 AM
Astro Sunset: 6:20 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.