Above Average Temperatures for the West and Central Plains; Lake Effect Snow Continues

Well above average temperatures will prevail across the Plains and the West Coast this week, while a cold front will bring Arctic air to the South and East Coast Thursday and Friday. Lake effect snow is forecast downwind of the Great Lakes through Thursday along and behind the Arctic front, as well as mountain snow across the Southern Appalachians. Read More >

Current conditions at

Winchester (ITD41)

Lat: 46.25521°NLon: 116.6051°WElev: 3761.0ft.

NA

29°F

-2°C

Humidity 90%
Wind Speed SSW 2 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility 1.24 mi
Last update 14 Jan 04:00 AM PST
Extended Forecast for

10 Miles SSW Winchester ID

Air Stagnation Advisory until January 16, 10:00am
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory until January 16, 10:00am

    NOW until 10:00am Fri

    Air Stagnation Advisory

  • Overnight

    Low: 35 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 47. South wind around 5 mph becoming calm  in the morning.

    High: 47 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 28. Light and variable wind.

    Low: 28 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 42. Calm wind.

    High: 42 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 25. Calm wind.

    Low: 25 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 38.

    High: 38 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 40.

    High: 40 °F

    Sunny

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 35. Light south wind.
Wednesday
Sunny, with a high near 47. South wind around 5 mph becoming calm in the morning.
Wednesday Night
Mostly clear, with a low around 28. Light and variable wind.
Thursday
Sunny, with a high near 42. Calm wind.
Thursday Night
Mostly clear, with a low around 25. Calm wind.
Friday
Sunny, with a high near 38.
Friday Night
Mostly clear, with a low around 25.
Saturday
Sunny, with a high near 40.
Saturday Night
Mostly clear, with a low around 25.
Sunday
Sunny, with a high near 40.
Sunday Night
Mostly clear, with a low around 24.
M.L.King Day
Sunny, with a high near 40.
Monday Night
Partly cloudy, with a low around 25.
Tuesday
Mostly sunny, with a high near 40.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles SSW Winchester ID
 46.1°N 116.68°W (Elev. 4600 ft)
3:07 am PST Jan 14, 2026
4am PST Jan 14, 2026-6pm PST Jan 20, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database