Fort Union, Montana Weather
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Weather Forecast for Fort Union, Montana : Roosevelt County
Issued: 10:04 am MDT May 11, 2025 Latitude: 48.0097425 Longitude: -104.048823 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Monday Tuesday Wednesday Thursday Friday Saturday
Mostly Sunny on Today 30% chance of thunderstorms on Tonight Sunny on Monday Sunny on Tuesday 80% chance of rain on Wednesday 70% chance of rain on Thursday 20% chance of rain on Friday 20% chance of on Saturday
High: 94°F Low: 56°F High: 95°F High: 78°F High: 61°F High: 56°F High: 61°F High: 63°F
Low: 57°F Low: 52°F Low: 43°F Low: 39°F Low: 38°F  
Mostly Sunny Thunderstorms Sunny Sunny Rain Rain Rain Partly Sunny
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Current Conditions at
SIDNEY - (KSDY)
73°
Clear
as of 9:56 AM MDST
Rel. Humidity: 38%
Dew Point: 46°F
Visibility: 10 Miles
Pressure: 29.72 in.
Flight Rule: VFR
Wind Data
7 MPH
220° Southwest
Cloud Level(s): Clear
Current Conditions at
GLENDIVE - (KGDV)
79°
Clear
as of 9:56 AM MDST
Rel. Humidity: 31%
Dew Point: 46°F
Visibility: 10 Miles
Pressure: 29.74 in.
Flight Rule: VFR
Wind Data
9 MPH
200° South
Cloud Level(s): Clear
Current Conditions at
WOLF POINT - (KOLF)
81°
Clear
as of 9:53 AM MDST
Rel. Humidity: 30%
Dew Point: 46°F
Visibility: 10 Miles
Pressure: 29.70 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Mostly Sunny on Today Today... Mostly sunny, with a high near 94. Light south southwest wind becoming southwest 8 to 13 mph in the afternoon. Winds could gust as high as 18 mph.
30% chance of thunderstorms Tonight Tonight... A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 56. Southwest wind 11 to 16 mph becoming light and variable. Winds could gust as high as 25 mph. Chance of precipitation is 30%.
Sunny on Monday Monday... Sunny, with a high near 95. South southwest wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 25 mph.
Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 57. Southwest wind 11 to 15 mph becoming north after midnight. Winds could gust as high as 25 mph.
Sunny on Tuesday Tuesday... Sunny, with a high near 78. North northwest wind 14 to 18 mph, with gusts as high as 25 mph.
40% chance of rain Tuesday Night Tuesday Night... A 40 percent chance of showers after midnight. Mostly cloudy, with a low around 52. North wind 11 to 14 mph, with gusts as high as 21 mph.
80% chance of rain Wednesday Wednesday... Showers. High near 61. North wind 11 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 80%.
70% chance of thunderstorms Wednesday Night Wednesday Night... Showers likely and possibly a thunderstorm. Cloudy, with a low around 43. Northwest wind 18 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 70%.
70% chance of rain Thursday Thursday... Showers likely. Mostly cloudy, with a high near 56. Breezy, with a northwest wind 20 to 26 mph, with gusts as high as 36 mph. Chance of precipitation is 70%.
30% chance of rain Thursday Night Thursday Night... A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 39. Breezy, with a northwest wind 17 to 22 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 31 mph.
20% chance of rain Friday Friday... A 20 percent chance of showers. Mostly sunny, with a high near 61. Northwest wind 10 to 15 mph, with gusts as high as 22 mph.
Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 38.
20% chance of Saturday Saturday... A chance of showers. Partly sunny, with a high near 63.
Current Radar Image


Sun Almanac for Fort Union, Montana
Sunrise: 05:22 AM
Sunset: 8:23 PM
Civil Sunrise:04:45 AM
Civil Sunset: 9:00 PM
Nautical Sunrise: 03:58 AM
Nautical Sunset: 9:47 PM
Astro Sunrise: 03:00 AM
Astro Sunset: 10:45 PM
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