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.

light snow

35°F

2°C

Humidity 98%
Wind Speed NNE 8 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility 1.24 mi
Wind Chill28°F (-2°C)
Last update 21 Mar 09:30 AM PDT
Extended Forecast for

Winchester ID

  • Today

    Today: Rain, possibly mixed with snow before noon, then a chance of rain. Snow level 5200 feet. High near 50. West wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 50 °F

    Rain/Snow
    then Chance
    Rain

  • Tonight

    Tonight: Mostly clear, with a low around 29. Southwest wind 5 to 8 mph.

    Low: 29 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 50. West wind around 6 mph.

    High: 50 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 32. North wind around 6 mph becoming light and variable in the evening.

    Low: 32 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 55. Light and variable wind becoming northwest around 6 mph in the afternoon.

    High: 55 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Rain likely, mainly after 11am. Snow level 6400 feet rising to 7800 feet in the afternoon. Mostly cloudy, with a high near 54. Chance of precipitation is 70%.

    High: 54 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain likely before 5am, then a chance of rain and snow. Mostly cloudy, with a low around 37. Chance of precipitation is 60%.

    Low: 37 °F

    Rain Likely
    then Chance
    Rain/Snow

  • Wednesday

    Wednesday: A chance of rain and snow. Snow level 5900 feet lowering to 5200 feet. Partly sunny, with a high near 52. Chance of precipitation is 50%.

    High: 52 °F

    Chance
    Rain/Snow

Detailed Forecast

Today
Rain, possibly mixed with snow before noon, then a chance of rain. Snow level 5200 feet. High near 50. West wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Tonight
Mostly clear, with a low around 29. Southwest wind 5 to 8 mph.
Sunday
Sunny, with a high near 50. West wind around 6 mph.
Sunday Night
Mostly cloudy, with a low around 32. North wind around 6 mph becoming light and variable in the evening.
Monday
Partly sunny, with a high near 55. Light and variable wind becoming northwest around 6 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 39.
Tuesday
Rain likely, mainly after 11am. Snow level 6400 feet rising to 7800 feet in the afternoon. Mostly cloudy, with a high near 54. Chance of precipitation is 70%.
Tuesday Night
Rain likely before 5am, then a chance of rain and snow. Mostly cloudy, with a low around 37. Chance of precipitation is 60%.
Wednesday
A chance of rain and snow. Snow level 5900 feet lowering to 5200 feet. Partly sunny, with a high near 52. Chance of precipitation is 50%.
Wednesday Night
A chance of rain and snow before 11pm. Snow level 5100 feet lowering to 4000 feet after midnight . Mostly cloudy, with a low around 30. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 47.
Thursday Night
Mostly clear, with a low around 28.
Friday
Sunny, with a high near 52.
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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:
8:47 am PDT Mar 21, 2026
Forecast Valid:
9am PDT Mar 21, 2026-6pm PDT Mar 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation