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

Winchester (ITD41)

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

NA

39°F

4°C

Humidity 62%
Wind Speed ENE 3 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility 1.24 mi
Last update 02 Apr 01:15 PM PDT
Extended Forecast for

Winchester ID

  • This Afternoon

    This Afternoon: A 50 percent chance of snow. Mostly cloudy, with a high near 41. West wind around 16 mph, with gusts as high as 31 mph. Total daytime snow accumulation of less than a half inch possible.

    High: 41 °F

    Chance Snow

  • Tonight

    Tonight: A chance of rain and snow before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 28. West wind 6 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Chance
    Rain/Snow
    then Partly
    Cloudy

  • Friday

    Friday: Sunny, with a high near 51. Southwest wind around 6 mph.

    High: 51 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 32. West wind around 6 mph becoming light and variable.

    Low: 32 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 59. South wind around 6 mph becoming northwest in the afternoon.

    High: 59 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A 50 percent chance of snow. Mostly cloudy, with a high near 41. West wind around 16 mph, with gusts as high as 31 mph. Total daytime snow accumulation of less than a half inch possible.
Tonight
A chance of rain and snow before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 28. West wind 6 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Friday
Sunny, with a high near 51. Southwest wind around 6 mph.
Friday Night
Mostly clear, with a low around 32. West wind around 6 mph becoming light and variable.
Saturday
Sunny, with a high near 59. South wind around 6 mph becoming northwest in the afternoon.
Saturday Night
Mostly clear, with a low around 38.
Sunday
Mostly sunny, with a high near 63.
Sunday Night
Mostly cloudy, with a low around 40.
Monday
Partly sunny, with a high near 66.
Monday Night
Mostly cloudy, with a low around 43.
Tuesday
Mostly sunny, with a high near 60.
Tuesday Night
Partly cloudy, with a low around 34.
Wednesday
A 20 percent chance of rain. Snow level 5100 feet. Mostly sunny, with a high near 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Winchester ID
 46.24°N 116.62°W (Elev. 3950 ft)
Last Update:
11:47 am PDT Apr 2, 2026
Forecast Valid:
1pm PDT Apr 2, 2026-6pm PDT Apr 8, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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