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.

Rain

36°F

2°C

Humidity 98%
Wind Speed SE 2 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility 1.24 mi
Last update 13 Apr 09:00 AM PDT
Extended Forecast for

10 Miles SSW Winchester ID

  • Today

    Today: Rain and snow, becoming all rain after noon. Snow level 5100 feet rising to 5900 feet in the afternoon. High near 44. West wind 8 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than a half inch possible.

    High: 44 °F

    Rain/Snow
    then Rain
    Likely

  • Tonight

    Tonight: A slight chance of rain, mixing with snow after 10pm, then gradually ending. Snow level 5600 feet lowering to 4600 feet after midnight . Mostly cloudy, with a low around 30. Southwest wind 5 to 7 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 30 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 48. Southwest wind 5 to 10 mph, with gusts as high as 23 mph.

    High: 48 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Rain, possibly mixed with snow before 5am, then a slight chance of snow. Snow level 5600 feet lowering to 4700 feet after midnight . Low around 35. Southwest wind 6 to 9 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 35 °F

    Rain/Snow

  • Wednesday

    Wednesday: Rain, possibly mixed with snow, becoming all snow after 2pm. High near 41. Southwest wind 6 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Snow. Low around 24. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 24 °F

    Snow then
    Snow Likely

  • Thursday

    Thursday: Snow. High near 36. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 36 °F

    Snow

  • Thursday Night

    Thursday Night: A 30 percent chance of snow, mainly before 11pm. Partly cloudy, with a low around 24.

    Low: 24 °F

    Chance Snow

  • Friday

    Friday: A 20 percent chance of snow after 11am. Mostly sunny, with a high near 44.

    High: 44 °F

    Slight Chance
    Snow

Detailed Forecast

Today
Rain and snow, becoming all rain after noon. Snow level 5100 feet rising to 5900 feet in the afternoon. High near 44. West wind 8 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than a half inch possible.
Tonight
A slight chance of rain, mixing with snow after 10pm, then gradually ending. Snow level 5600 feet lowering to 4600 feet after midnight . Mostly cloudy, with a low around 30. Southwest wind 5 to 7 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Tuesday
Partly sunny, with a high near 48. Southwest wind 5 to 10 mph, with gusts as high as 23 mph.
Tuesday Night
Rain, possibly mixed with snow before 5am, then a slight chance of snow. Snow level 5600 feet lowering to 4700 feet after midnight . Low around 35. Southwest wind 6 to 9 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday
Rain, possibly mixed with snow, becoming all snow after 2pm. High near 41. Southwest wind 6 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow. Low around 24. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Thursday
Snow. High near 36. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Thursday Night
A 30 percent chance of snow, mainly before 11pm. Partly cloudy, with a low around 24.
Friday
A 20 percent chance of snow after 11am. Mostly sunny, with a high near 44.
Friday Night
Mostly clear, with a low around 26.
Saturday
Mostly sunny, with a high near 52.
Saturday Night
A slight chance of rain and snow. Snow level 5600 feet. Mostly cloudy, with a low around 34. Chance of precipitation is 20%.
Sunday
A chance of rain and snow. Snow level 5300 feet rising to 5900 feet in the afternoon. Partly sunny, with a high near 55. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles SSW Winchester ID
 46.1°N 116.68°W (Elev. 4600 ft)
Last Update:
4:22 am PDT Apr 13, 2026
Forecast Valid:
9am PDT Apr 13, 2026-6pm PDT Apr 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation