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

45°F

7°C

Humidity 95%
Wind Speed NE 1 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility 1.24 mi
Last update 12 Apr 06:30 PM PDT
Extended Forecast for

Winchester ID

  • Tonight

    Tonight: Showers and possibly a thunderstorm. Snow level 7200 feet lowering to 5900 feet after midnight . Low around 38. Southwest wind 6 to 8 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    Low: 38 °F

    Showers

  • Monday

    Monday: Showers. Snow level 5800 feet. High near 49. West wind 9 to 11 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 49 °F

    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: A 20 percent chance of showers before 11pm. Snow level 6000 feet lowering to 4000 feet after midnight . Partly cloudy, with a low around 32. Southwest wind 8 to 11 mph, with gusts as high as 25 mph.

    Low: 32 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 51. West wind 7 to 11 mph, with gusts as high as 23 mph.

    High: 51 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Rain showers before 2am, then rain, possibly mixed with snow showers. Snow level 5400 feet lowering to 4500 feet after midnight . Low around 36. West wind 7 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 36 °F

    Showers then
    Rain/Snow

  • Wednesday

    Wednesday: Rain and snow showers, becoming all snow after 11am. High near 43. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 43 °F

    Rain/Snow
    then Snow
    Showers

  • Wednesday Night

    Wednesday Night: Snow, mainly before 11pm. Low around 27. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 27 °F

    Snow then
    Chance Snow

  • Thursday

    Thursday: Snow likely, mainly after 11am. Mostly cloudy, with a high near 40. Chance of precipitation is 70%.

    High: 40 °F

    Snow Likely

  • Thursday Night

    Thursday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 26.

    Low: 26 °F

    Slight Chance
    Snow

Detailed Forecast

Tonight
Showers and possibly a thunderstorm. Snow level 7200 feet lowering to 5900 feet after midnight . Low around 38. Southwest wind 6 to 8 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Monday
Showers. Snow level 5800 feet. High near 49. West wind 9 to 11 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
A 20 percent chance of showers before 11pm. Snow level 6000 feet lowering to 4000 feet after midnight . Partly cloudy, with a low around 32. Southwest wind 8 to 11 mph, with gusts as high as 25 mph.
Tuesday
Partly sunny, with a high near 51. West wind 7 to 11 mph, with gusts as high as 23 mph.
Tuesday Night
Rain showers before 2am, then rain, possibly mixed with snow showers. Snow level 5400 feet lowering to 4500 feet after midnight . Low around 36. West wind 7 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday
Rain and snow showers, becoming all snow after 11am. High near 43. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow, mainly before 11pm. Low around 27. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Thursday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 40. Chance of precipitation is 70%.
Thursday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 26.
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 55.
Saturday Night
Partly cloudy, with a low around 34.
Sunday
A 30 percent chance of rain. Snow level 5200 feet rising to 6000 feet in the afternoon. Partly sunny, with a high near 56.
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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:
2:06 pm PDT Apr 12, 2026
Forecast Valid:
6pm PDT Apr 12, 2026-6pm PDT Apr 19, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation