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

47°F

8°C

Humidity 96%
Wind Speed NNE 3 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility 1.24 mi
Last update 12 Apr 04:45 PM PDT
Extended Forecast for

10 Miles SSW Winchester ID

  • This Afternoon

    This Afternoon: Showers and possibly a thunderstorm. Snow level 7100 feet. Steady temperature around 48. Southwest wind around 6 mph. Chance of precipitation is 100%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 48 °F

    Showers

  • Tonight

    Tonight: Rain showers before 11pm, then rain and snow showers. Some thunder is also possible. Snow level 7000 feet lowering to 5100 feet after midnight . Low around 35. South wind around 6 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 35 °F

    Rain/Snow

  • Monday

    Monday: Rain and snow showers, becoming all rain after 10am. Snow level 5400 feet rising to 6000 feet in the afternoon. High near 45. West wind 7 to 10 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 45 °F

    Rain/Snow
    then Showers
    Likely

  • Monday Night

    Monday Night: A 20 percent chance of showers before 11pm. Snow level 5900 feet lowering to 4600 feet after midnight . Partly cloudy, with a low around 30. Southwest wind 7 to 10 mph, with gusts as high as 23 mph.

    Low: 30 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 48. Southwest wind 5 to 10 mph, with gusts as high as 24 mph.

    High: 48 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Rain showers likely before 8pm, then rain and snow showers between 8pm and 2am, then snow showers after 2am. Snow level 5600 feet lowering to 4600 feet after midnight . Low around 35. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 35 °F

    Rain/Snow

  • Wednesday

    Wednesday: Snow showers. High near 40. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Snow Showers

  • Wednesday Night

    Wednesday Night: Snow. Low around 25. Chance of precipitation is 80%.

    Low: 25 °F

    Snow

  • Thursday

    Thursday: Snow likely. Mostly cloudy, with a high near 37. Chance of precipitation is 70%.

    High: 37 °F

    Snow Likely

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. Snow level 7100 feet. Steady temperature around 48. Southwest wind around 6 mph. Chance of precipitation is 100%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Rain showers before 11pm, then rain and snow showers. Some thunder is also possible. Snow level 7000 feet lowering to 5100 feet after midnight . Low around 35. South wind around 6 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Monday
Rain and snow showers, becoming all rain after 10am. Snow level 5400 feet rising to 6000 feet in the afternoon. High near 45. West wind 7 to 10 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Monday Night
A 20 percent chance of showers before 11pm. Snow level 5900 feet lowering to 4600 feet after midnight . Partly cloudy, with a low around 30. Southwest wind 7 to 10 mph, with gusts as high as 23 mph.
Tuesday
Partly sunny, with a high near 48. Southwest wind 5 to 10 mph, with gusts as high as 24 mph.
Tuesday Night
Rain showers likely before 8pm, then rain and snow showers between 8pm and 2am, then snow showers after 2am. Snow level 5600 feet lowering to 4600 feet after midnight . Low around 35. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday
Snow showers. High near 40. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow. Low around 25. Chance of precipitation is 80%.
Thursday
Snow likely. Mostly cloudy, with a high near 37. Chance of precipitation is 70%.
Thursday Night
A 30 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 24.
Friday
A 20 percent chance of snow. Mostly sunny, with a high near 44.
Friday Night
Mostly clear, with a low around 27.
Saturday
Mostly sunny, with a high near 52.
Saturday Night
A 10 percent chance of snow. Snow level 5500 feet. Partly cloudy, with a low around 33.
Sunday
A chance of rain and snow. Snow level 5200 feet rising to 6100 feet in the afternoon. Partly sunny, with a high near 54. 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:
2:06 pm PDT Apr 12, 2026
Forecast Valid:
5pm PDT Apr 12, 2026-6pm PDT Apr 19, 2026
 
Forecast Discussion
 
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Additional Resources

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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