Lemhi, Idaho Weather
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Weather Forecast for Lemhi, Idaho : Lemhi County
Issued: 3:30 am MDT Sep 14, 2025 Latitude: 44.851592 Longitude: -113.6197746 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Monday Tuesday Wednesday Thursday Friday Saturday
40% chance of thunderstorms on Today 60% chance of thunderstorms on Tonight 50% chance of thunderstorms on Monday Sunny on Tuesday Sunny on Wednesday Sunny on Thursday 10% chance of rain on Friday 10% chance of thunderstorms on Saturday
High: 73°F Low: 42°F High: 62°F High: 71°F High: 76°F High: 78°F High: 75°F High: 71°F
Low: 39°F Low: 41°F Low: 43°F Low: 45°F Low: 45°F  
Thunderstorms Thunderstorms Thunderstorms Sunny Sunny Sunny Rain Thunderstorms
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Current Conditions at
SALMON - (KSMN)
46°
Clear
as of 3:56 AM MDST
Rel. Humidity: 81%
Dew Point: 41°F
Visibility: 10 Miles
Pressure: 29.98 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
CHALLIS - (KLLJ)
52°
Clear
as of 3:55 AM MDST
Rel. Humidity: 71%
Dew Point: 43°F
Visibility: 10 Miles
Pressure: 29.99 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
DILLON - (KDLN)
45°
Clear
as of 3:53 AM MDST
Rel. Humidity: 75%
Dew Point: 37°F
Visibility: 10 Miles
Pressure: 30.00 in.
Flight Rule: VFR
Wind Data
7 MPH
220° Southwest
Cloud Level(s): Clear
Current Conditions at
STANLEY RANGER STN - (KSNT)
37°
Clear
as of 3:51 AM MDST
Rel. Humidity: 93%
Dew Point: 36°F
Pressure: 30.08 in.
Wind Data
5 MPH
180° South
40% chance of thunderstorms Today Today... A 40 percent chance of showers and thunderstorms, mainly after 4pm. Increasing clouds, with a high near 73. Southeast wind 5 to 10 mph becoming southwest in the afternoon.
60% chance of thunderstorms Tonight Tonight... Showers and thunderstorms likely before 10pm, then a chance of rain after midnight. Mostly cloudy, with a low around 42. South southwest wind 6 to 10 mph becoming north after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
50% chance of thunderstorms Monday Monday... A chance of rain before noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 62. North northwest wind 5 to 9 mph. Chance of precipitation is 50%.
Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 39. North northwest wind 5 to 10 mph becoming light and variable after midnight.
Sunny on Tuesday Tuesday... Sunny, with a high near 71. Light and variable wind becoming northeast around 6 mph in the afternoon.
Clear on Tuesday Night Tuesday Night... Clear, with a low around 41.
Sunny on Wednesday Wednesday... Sunny, with a high near 76.
Clear on Wednesday Night Wednesday Night... Clear, with a low around 43.
Sunny on Thursday Thursday... Sunny, with a high near 78.
Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 45.
10% chance of rain Friday Friday... A slight chance of rain. Partly sunny, with a high near 75.
20% chance of rain Friday Night Friday Night... A chance of rain. Mostly cloudy, with a low around 45.
10% chance of thunderstorms Saturday Saturday... A slight chance of rain and thunderstorms. Mostly sunny, with a high near 71.
Current Radar Image


Sun Almanac for Lemhi, Idaho
Sunrise: 07:13 AM
Sunset: 7:47 PM
Civil Sunrise:06:43 AM
Civil Sunset: 8:16 PM
Nautical Sunrise: 06:09 AM
Nautical Sunset: 8:51 PM
Astro Sunrise: 05:32 AM
Astro Sunset: 9:27 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.