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

33°F

1°C

Humidity 91%
Wind Speed SSE 5 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility 1.24 mi
Wind Chill28°F (-2°C)
Last update 15 Mar 10:30 PM PDT
Extended Forecast for

10 Miles SSW Winchester ID

  • Tonight

    Tonight: Snow likely before 2am, then a chance of rain and snow. Snow level rising to 5900 feet after midnight. Mostly cloudy, with a temperature rising to around 34 by 5am. South wind around 6 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 31 °F⇑

    Snow Likely
    then Chance
    Rain/Snow

  • Monday

    Monday: Rain likely, mainly before 2pm. Snow level 6100 feet rising to 9600 feet in the afternoon. Mostly cloudy, with a high near 47. Southwest wind 6 to 8 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 47 °F

    Rain Likely

  • Monday Night

    Monday Night: A slight chance of rain between 8pm and 11pm. Snow level 6800 feet. Mostly cloudy, with a low around 38. Southwest wind around 6 mph. Chance of precipitation is 20%.

    Low: 38 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain after 11am. Mostly cloudy, with a high near 55. Southwest wind around 7 mph, with gusts as high as 18 mph.

    High: 55 °F

    Slight Chance
    Rain

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain before 11pm. Mostly cloudy, with a low around 41. South wind around 7 mph.

    Low: 41 °F

    Chance Rain
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of rain before 11am. Partly sunny, with a high near 60.

    High: 60 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of rain. Partly sunny, with a high near 64.

    High: 64 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Slight Chance
    Rain then
    Mostly Cloudy

Detailed Forecast

Tonight
Snow likely before 2am, then a chance of rain and snow. Snow level rising to 5900 feet after midnight. Mostly cloudy, with a temperature rising to around 34 by 5am. South wind around 6 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of less than a half inch possible.
Monday
Rain likely, mainly before 2pm. Snow level 6100 feet rising to 9600 feet in the afternoon. Mostly cloudy, with a high near 47. Southwest wind 6 to 8 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A slight chance of rain between 8pm and 11pm. Snow level 6800 feet. Mostly cloudy, with a low around 38. Southwest wind around 6 mph. Chance of precipitation is 20%.
Tuesday
A 20 percent chance of rain after 11am. Mostly cloudy, with a high near 55. Southwest wind around 7 mph, with gusts as high as 18 mph.
Tuesday Night
A 30 percent chance of rain before 11pm. Mostly cloudy, with a low around 41. South wind around 7 mph.
Wednesday
A 20 percent chance of rain before 11am. Partly sunny, with a high near 60.
Wednesday Night
A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 42.
Thursday
A 20 percent chance of rain. Partly sunny, with a high near 64.
Thursday Night
A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 45.
Friday
A 20 percent chance of rain. Partly sunny, with a high near 62.
Friday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 41.
Saturday
A slight chance of rain and snow. Snow level 7200 feet lowering to 6000 feet in the afternoon . Partly sunny, with a high near 53. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 30.
Sunday
Mostly sunny, with a high near 51.
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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:
9:52 pm PDT Mar 15, 2026
Forecast Valid:
10pm PDT Mar 15, 2026-6pm PDT Mar 22, 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