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.

unknown precip

37°F

3°C

Humidity 96%
Wind Speed NNW 2 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility 1.24 mi
Last update 14 Apr 09:45 PM PDT
Extended Forecast for

Winchester ID

  • Tonight

    Tonight: Rain before midnight, then rain and snow. Snow level 4700 feet. Steady temperature around 39. Southwest wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 39 °F

    Rain then
    Rain/Snow

  • Wednesday

    Wednesday: Rain and snow, becoming all snow after noon. Some thunder is also possible. High near 44. Southwest wind 10 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 44 °F

    Rain/Snow
    then Snow

  • Wednesday Night

    Wednesday Night: Snow likely. Mostly cloudy, with a low around 26. Southwest wind 9 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 26 °F

    Snow Likely

  • Thursday

    Thursday: Snow likely, mainly after 11am. Mostly cloudy, with a high near 41. West wind 8 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Snow Likely

  • Thursday Night

    Thursday Night: A 20 percent chance of snow before 11pm. Partly cloudy, with a low around 27. West wind 6 to 10 mph becoming south in the evening. Winds could gust as high as 23 mph.

    Low: 27 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of snow after 11am. Mostly sunny, with a high near 47.

    High: 47 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

Detailed Forecast

Tonight
Rain before midnight, then rain and snow. Snow level 4700 feet. Steady temperature around 39. Southwest wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday
Rain and snow, becoming all snow after noon. Some thunder is also possible. High near 44. Southwest wind 10 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow likely. Mostly cloudy, with a low around 26. Southwest wind 9 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Thursday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 41. West wind 8 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Thursday Night
A 20 percent chance of snow before 11pm. Partly cloudy, with a low around 27. West wind 6 to 10 mph becoming south in the evening. Winds could gust as high as 23 mph.
Friday
A 20 percent chance of snow after 11am. Mostly sunny, with a high near 47.
Friday Night
Mostly clear, with a low around 28.
Saturday
Mostly sunny, with a high near 56.
Saturday Night
Partly cloudy, with a low around 36.
Sunday
A 20 percent chance of rain after 11am. Snow level 5800 feet rising to 6700 feet in the afternoon. Partly sunny, with a high near 62.
Sunday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 40.
Monday
A 40 percent chance of rain. Snow level 6300 feet. Mostly cloudy, with a high near 58.
Monday Night
A 40 percent chance of rain. Snow level 6700 feet lowering to 5900 feet after midnight . Mostly cloudy, with a low around 38.
Tuesday
A 40 percent chance of rain. Snow level 5700 feet. Partly sunny, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Winchester ID
 46.24°N 116.62°W (Elev. 3950 ft)
Last Update:
3:22 pm PDT Apr 14, 2026
Forecast Valid:
10pm PDT Apr 14, 2026-6pm PDT Apr 21, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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