Custer, Montana Weather
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Weather Forecast for Custer, Montana : Yellowstone County
Issued: 5:07 am MDT May 11, 2025 Latitude: 46.1291529 Longitude: -107.5550754 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Monday Tuesday Wednesday Thursday Friday Saturday
20% chance of thunderstorms on Today 20% chance of thunderstorms on Tonight Mostly Sunny on Monday 20% chance of rain on Tuesday 90% chance of thunderstorms on Wednesday 70% chance of thunderstorms on Thursday 30% chance of on Friday 50% chance of on Saturday
High: 88°F Low: 56°F High: 89°F High: 71°F High: 55°F High: 61°F High: 65°F High: 67°F
Low: 52°F Low: 48°F Low: 46°F Low: 42°F Low: 45°F  
Thunderstorms Thunderstorms Mostly Sunny Rain Thunderstorms Thunderstorms Partly Sunny Partly Sunny
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Current Conditions at
BILLINGS - (KBIL)
57°
Mostly Cloudy
as of 5:53 AM MDST
Rel. Humidity: 67%
Dew Point: 46°F
Visibility: 10 Miles
Pressure: 29.85 in.
Flight Rule: VFR
Wind Data
5 MPH
190° South
Cloud Level(s): Scattered at 14000ft, Broken at 23000ft
Current Conditions at
MILES CITY - (KMLS)
55°
Clear
as of 5:53 AM MDST
Rel. Humidity: 66%
Dew Point: 45°F
Visibility: 10 Miles
Pressure: 29.76 in.
Flight Rule: VFR
Wind Data
13 MPH
150° Southeast
Cloud Level(s): Clear
Current Conditions at
JORDAN - (KJDN)
57°
Clear
as of 5:48 AM MDST
Rel. Humidity: 67%
Dew Point: 46°F
Pressure: 29.76 in.
Wind Data
7 MPH
280° West
Current Conditions at
LEWISTOWN - (KLWT)
54°
Clear
as of 5:54 AM MDST
Rel. Humidity: 71%
Dew Point: 45°F
Visibility: 10 Miles
Pressure: 29.81 in.
Flight Rule: VFR
Wind Data
9 MPH
130° Southeast
Cloud Level(s): Clear
20% chance of thunderstorms Today Today... A 20 percent chance of showers and thunderstorms after 3pm. Some of the storms could be severe. Partly sunny, with a high near 88. Calm wind becoming west southwest 5 to 9 mph in the afternoon.
20% chance of thunderstorms Tonight Tonight... A 20 percent chance of showers and thunderstorms before 9pm. Some of the storms could be severe. Partly cloudy, with a low around 56. South wind 5 to 8 mph becoming calm in the evening.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 89. Calm wind becoming west southwest 5 to 9 mph in the morning.
40% chance of rain Monday Night Monday Night... A 40 percent chance of showers, mainly before midnight. Partly cloudy, with a low around 52. West southwest wind 7 to 9 mph becoming north northwest in the evening.
20% chance of rain Tuesday Tuesday... A 20 percent chance of showers after noon. Mostly sunny, with a high near 71. North wind 6 to 9 mph.
90% chance of rain Tuesday Night Tuesday Night... Showers. Low around 48. North northwest wind 7 to 9 mph. Chance of precipitation is 90%.
90% chance of thunderstorms Wednesday Wednesday... Showers, with thunderstorms also possible after noon. High near 55. North wind 7 to 14 mph. Chance of precipitation is 90%.
70% chance of rain Wednesday Night Wednesday Night... Showers likely, mainly before midnight. Cloudy, with a low around 46. West wind 8 to 11 mph. Chance of precipitation is 70%.
70% chance of thunderstorms Thursday Thursday... Showers likely, with thunderstorms also possible after noon. Mostly cloudy, with a high near 61. West northwest wind 9 to 15 mph. Chance of precipitation is 70%.
40% chance of rain Thursday Night Thursday Night... A 40 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 42. Northwest wind 5 to 10 mph becoming light west northwest after midnight.
30% chance of Friday Friday... A 30 percent chance of showers. Partly sunny, with a high near 65. Calm wind becoming west northwest around 5 mph in the afternoon.
40% chance of rain Friday Night Friday Night... A 40 percent chance of showers. Mostly cloudy, with a low around 45. North wind around 5 mph becoming calm in the evening.
50% chance of Saturday Saturday... A 50 percent chance of showers. Partly sunny, with a high near 67. Calm wind becoming north northeast 5 to 7 mph in the afternoon.
Current Radar Image


Sun Almanac for Custer, Montana
Sunrise: 05:42 AM
Sunset: 8:31 PM
Civil Sunrise:05:07 AM
Civil Sunset: 9:06 PM
Nautical Sunrise: 04:23 AM
Nautical Sunset: 9:50 PM
Astro Sunrise: 03:31 AM
Astro Sunset: 10:43 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.