Rapid Warm-Up Forecast Across Much of the Lower 48 Today and Tuesday

Most of the U.S. starts the week calm and unseasonably warm. The Heartland will be warmest, with highs 25–30° above average. Only the Gulf Coast stays chilly. Rain today is limited to western Washington while lake effect snow continues east of Lake Ontario. Cooler air returns after Tuesday, bringing a wintry mix to the Midwest and Northeast by Wednesday. Read More >

Current conditions at

FAIRFIELD (FAFI)

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

NA

20°F

-7°C

Humidity 93%
Wind Speed SW 0 MPH
Barometer NA
Dewpoint 18°F (-8°C)
Visibility NA
Last update 12 Jan 05:00 AM MST
Extended Forecast for

21 Miles W Fairfield ID

Air Stagnation Advisory January 12, 06:25am until January 16, 05:00am
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 12, 06:25am until January 16, 05:00am

    NOW until 5:00am Fri

    Air Stagnation Advisory

  • Today

    High: 39 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 24. Calm wind becoming north around 5 mph after midnight.

    Low: 24 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 40. Calm wind becoming west northwest 5 to 7 mph in the afternoon.

    High: 40 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 23. Northwest wind 5 to 7 mph becoming light and variable  after midnight.

    Low: 23 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 40. Calm wind becoming east around 5 mph.

    High: 40 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 22.

    Low: 22 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 38.

    High: 38 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 20.

    Low: 20 °F

    Clear

Detailed Forecast

Today
Mostly sunny, with a high near 39. Calm wind becoming west northwest around 5 mph.
Tonight
Mostly clear, with a low around 24. Calm wind becoming north around 5 mph after midnight.
Tuesday
Mostly sunny, with a high near 40. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 23. Northwest wind 5 to 7 mph becoming light and variable after midnight.
Wednesday
Sunny, with a high near 40. Calm wind becoming east around 5 mph.
Wednesday Night
Clear, with a low around 22.
Thursday
Sunny, with a high near 38.
Thursday Night
Clear, with a low around 20.
Friday
Sunny, with a high near 37.
Friday Night
Mostly clear, with a low around 22.
Saturday
Sunny, with a high near 40.
Saturday Night
Clear, with a low around 22.
Sunday
Sunny, with a high near 38.
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ABOUT THIS FORECAST

 
Point Forecast:
21 Miles W Fairfield ID
 43.31°N 115.22°W (Elev. 5420 ft)
2:04 am MST Jan 12, 2026
6am MST Jan 12, 2026-6pm MST Jan 18, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database