National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

FAIRFIELD (FAFI)

Lat: 43.30833°NLon: 114.825°WElev: 5039.0ft.

NA

43°F

6°C

Humidity 44%
Wind Speed NW 1 MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility NA
Last update 22 Mar 09:00 PM MDT
Extended Forecast for

20 Miles WNW Ketchum ID

  • Tonight

    Tonight: Mostly cloudy, with a low around 30. Light and variable wind becoming south around 5 mph after midnight.

    Low: 30 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 45. Southwest wind 3 to 7 mph.

    High: 45 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 33. Southwest wind around 7 mph.

    Low: 33 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers after noon. Snow level rising to 9400 feet in the afternoon. Partly sunny, with a high near 45. Southwest wind 7 to 14 mph, with gusts as high as 24 mph.

    High: 45 °F

    Partly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers. Partly cloudy, with a low around 34. West southwest wind 9 to 17 mph, with gusts as high as 30 mph.

    Low: 34 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of rain showers before 9am, then a slight chance of rain and snow showers between 9am and 3pm, then a slight chance of rain showers after 3pm. Snow level 8700 feet. Mostly sunny, with a high near 46. Chance of precipitation is 20%.

    High: 46 °F

    Slight Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 37.

    High: 37 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 21.

    Low: 21 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 30. Light and variable wind becoming south around 5 mph after midnight.
Monday
Mostly sunny, with a high near 45. Southwest wind 3 to 7 mph.
Monday Night
Partly cloudy, with a low around 33. Southwest wind around 7 mph.
Tuesday
A 30 percent chance of showers after noon. Snow level rising to 9400 feet in the afternoon. Partly sunny, with a high near 45. Southwest wind 7 to 14 mph, with gusts as high as 24 mph.
Tuesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 34. West southwest wind 9 to 17 mph, with gusts as high as 30 mph.
Wednesday
A slight chance of rain showers before 9am, then a slight chance of rain and snow showers between 9am and 3pm, then a slight chance of rain showers after 3pm. Snow level 8700 feet. Mostly sunny, with a high near 46. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 25.
Thursday
Sunny, with a high near 37.
Thursday Night
Mostly clear, with a low around 21.
Friday
Mostly sunny, with a high near 43.
Friday Night
Mostly cloudy, with a low around 29.
Saturday
Partly sunny, with a high near 48.
Saturday Night
Partly cloudy, with a low around 33.
Sunday
Mostly sunny, with a high near 48.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
20 Miles WNW Ketchum ID
 43.78°N 114.74°W (Elev. 8199 ft)
Last Update:
12:29 pm MDT Mar 22, 2026
Forecast Valid:
10pm MDT Mar 22, 2026-6pm MDT Mar 29, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation