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Rocky Boy's Agency, Montana Weather Forecast
Rocky Boy's Agency, Montana Weather
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Weather Forecast for Rocky Boy's Agency, Montana : Hill County
Issued: 9:38 pm MST Dec 14, 2025 Latitude: 48.2560992 Longitude: -109.7882573 View on Google Maps

MouseOver for Detail Forecast
Overnight Monday Tuesday Wednesday Thursday Friday Saturday Sunday
Cloudy on Overnight Increasing Clouds on Monday 20% chance of snow on Tuesday 70% chance of blowing snow on Wednesday Mostly Sunny on Thursday 10% chance of rain & snow on Friday Mostly Sunny on Saturday 10% chance of snow on Sunday
Low: 40°F High: 51°F High: 44°F High: 46°F High: 34°F High: 41°F High: 32°F High: 34°F
Low: 34°F Low: 34°F Low: 8 °F Low: 25°F Low: 15°F Low: 18°F  
Cloudy Increasing Clouds Snow Blowing Snow Mostly Sunny Rain & Snow Mostly Sunny Snow
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Current Conditions at
HAVRE - (KHVR)
37°
Feels like 28°F
Clear
as of 12:53 AM MST
Rel. Humidity: 74%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 29.94 in.
Flight Rule: VFR
Wind Data
14 MPH
210° Southwest
Cloud Level(s): Clear
Current Conditions at
LEWISTOWN - (KLWT)
43°
Feels like 34°F
Clear
as of 12:54 AM MST
Rel. Humidity: 52%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 30.01 in.
Flight Rule: VFR
Wind Data
17 MPH
240° Southwest
Cloud Level(s): Clear
Current Conditions at
GREAT FALLS - (KGTF)
54°
Clear
as of 12:53 AM MST
Rel. Humidity: 25%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 30.00 in.
Flight Rule: VFR
Wind Data
23 MPH
Gust: 30 MPH
220° Southwest
Cloud Level(s): Clear
Cloudy on Overnight Overnight... Partly cloudy, with a steady temperature around 40. Southwest wind around 14 mph, with gusts as high as 26 mph.

Increasing Clouds on Monday Monday... Increasing clouds, with a high near 51. Breezy, with a southwest wind 14 to 22 mph, with gusts as high as 41 mph.

Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 34. Windy, with a southwest wind 24 to 30 mph, with gusts as high as 50 mph.

20% chance of snow Tuesday Tuesday... A slight chance of snow after 11am, mixing with rain after 2pm. Mostly sunny, with a high near 44. Breezy, with a west wind 20 to 25 mph decreasing to 13 to 18 mph in the morning. Winds could gust as high as 44 mph. Chance of precipitation is 20%.

30% chance of rain & snow Tuesday Night Tuesday Night... A chance of rain and snow, mainly after 11pm. Mostly cloudy, with a low around 34. Southwest wind 11 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

70% chance of blowing snow Wednesday Wednesday... Rain likely before 11am, then snow likely. Patchy blowing snow after 3pm. Mostly cloudy, with a high near 46. Breezy, with a south southwest wind 18 to 23 mph becoming west southwest 24 to 29 mph in the afternoon. Winds could gust as high as 49 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

40% chance of snow Wednesday Night Wednesday Night... A 40 percent chance of snow before 11pm. Mostly cloudy, with a low around 8. Blustery, with a northwest wind 18 to 23 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 39 mph. New snow accumulation of less than a half inch possible.

Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 34. South wind 6 to 8 mph.

20% chance of rain & snow Thursday Night Thursday Night... A chance of snow before 5am, then a chance of rain and snow. Mostly cloudy, with a low around 25.

10% chance of rain & snow Friday Friday... A slight chance of rain and snow before 8am, then a slight chance of snow. Partly sunny, with a high near 41.

10% chance of snow Friday Night Friday Night... A slight chance of snow. Partly cloudy, with a low around 15.

Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 32.

Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 18.

10% chance of snow Sunday Sunday... A slight chance of snow. Partly sunny, with a high near 34.

Current Radar Image


Sun Almanac for Rocky Boy's Agency, Montana
Sunrise: 08:04 AM
Sunset: 4:25 PM
Civil Sunrise:07:27 AM
Civil Sunset: 5:02 PM
Nautical Sunrise: 06:47 AM
Nautical Sunset: 5:42 PM
Astro Sunrise: 06:09 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.