Bonanza, Idaho Weather
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Weather Forecast for Bonanza, Idaho : Custer County
Issued: 1:53 am MDT Sep 14, 2025 Latitude: 44.3704682 Longitude: -114.7278568 View on Google Maps

MouseOver for Detail Forecast
Overnight Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Mostly Clear on Overnight 70% chance of thunderstorms on Sunday 30% chance of rain & snow on Monday Sunny on Tuesday Sunny on Wednesday Sunny on Thursday 20% chance of on Friday 30% chance of on Saturday
Low: 34°F High: 69°F High: 64°F High: 71°F High: 75°F High: 77°F High: 73°F High: 68°F
Low: 32°F Low: 29°F Low: 31°F Low: 33°F Low: 36°F Low: 36°F  
Mostly Clear Thunderstorms Rain & Snow Sunny Sunny Sunny Partly Sunny Partly Sunny
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Current Conditions at
STANLEY RANGER STN - (KSNT)
39°
Clear
as of 1:51 AM MDST
Rel. Humidity: 86%
Dew Point: 36°F
Pressure: 30.09 in.
Wind Data
3 MPH
190° South
Current Conditions at
CHALLIS - (KLLJ)
52°
Clear
as of 1:55 AM MDST
Rel. Humidity: 76%
Dew Point: 45°F
Visibility: 10 Miles
Pressure: 30.00 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
HAILEY - (KSUN)
50°
Clear
as of 2:35 AM MDST
Rel. Humidity: 76%
Dew Point: 43°F
Visibility: 10 Miles
Pressure: 30.05 in.
Flight Rule: VFR
Wind Data
8 MPH
300° Northwest
Cloud Level(s): Clear
Current Conditions at
SALMON - (KSMN)
46°
Clear
Mist
as of 2:40 AM MDST
Rel. Humidity: 93%
Dew Point: 45°F
Visibility: 2 Miles
Pressure: 29.98 in.
Flight Rule: IFR
Wind Data
3 MPH
160° South
Cloud Level(s): Clear
Mostly Clear on Overnight Overnight... Mostly clear, with a low around 34. Calm wind.
70% chance of thunderstorms Sunday Sunday... A chance of showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 69. Calm wind becoming southwest 5 to 7 mph in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 70%.
50% chance of thunderstorms Sunday Night Sunday Night... A chance of showers and thunderstorms. Snow level 11200 feet lowering to 9200 feet after midnight . Mostly cloudy, with a low around 32. West southwest wind around 6 mph becoming calm after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 50%.
30% chance of rain & snow Monday Monday... A chance of rain showers before 8am, then a chance of rain and snow showers between 8am and 9am, then a chance of rain showers after 9am. Some thunder is also possible. Snow level 9000 feet rising to 9900 feet in the afternoon. Mostly sunny, with a high near 64. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 30%. Little or no snow accumulation expected.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 29. Light and variable wind.
Sunny on Tuesday Tuesday... Sunny, with a high near 71.
Clear on Tuesday Night Tuesday Night... Clear, with a low around 31.
Sunny on Wednesday Wednesday... Sunny, with a high near 75.
Clear on Wednesday Night Wednesday Night... Clear, with a low around 33.
Sunny on Thursday Thursday... Sunny, with a high near 77.
Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 36.
20% chance of Friday Friday... A 20 percent chance of showers. Partly sunny, with a high near 73.
20% chance of rain Friday Night Friday Night... A 20 percent chance of showers. Mostly cloudy, with a low around 36.
30% chance of Saturday Saturday... A 30 percent chance of showers. Partly sunny, with a high near 68.
Current Radar Image


Sun Almanac for Bonanza, Idaho
Sunrise: 07:18 AM
Sunset: 7:51 PM
Civil Sunrise:06:48 AM
Civil Sunset: 8:20 PM
Nautical Sunrise: 06:14 AM
Nautical Sunset: 8:55 PM
Astro Sunrise: 05:38 AM
Astro Sunset: 9:30 PM
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