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

49°F

9°C

Humidity 46%
Wind Speed NNE 4 MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility 1.24 mi
Wind Chill48°F (9°C)
Last update 28 Mar 01:30 PM PDT
Extended Forecast for

Winchester ID

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 55. Northwest wind around 6 mph.

    High: 55 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 35. Southwest wind around 6 mph.

    Low: 35 °F

    Partly Cloudy

  • Sunday

    Sunday: Rain likely, possibly mixed with snow, becoming all rain after 1pm. Snow level 4500 feet rising to 5700 feet in the afternoon. Cloudy, with a high near 47. Southwest wind 5 to 8 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 47 °F

    Rain/Snow
    Likely

  • Sunday Night

    Sunday Night: Rain, possibly mixed with snow, becoming all snow after 2am. Snow level 5600 feet lowering to 4000 feet after midnight . Low around 28. West wind 8 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Rain/Snow

  • Monday

    Monday: A 20 percent chance of snow before 11am. Mostly sunny, with a high near 40. West wind 10 to 14 mph, with gusts as high as 25 mph.

    High: 40 °F

    Slight Chance
    Snow then
    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 23.

    Low: 23 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow after 5am. Snow level 4400 feet. Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy
    then Chance
    Snow

  • Wednesday

    Wednesday: A chance of rain and snow before 11am, then rain likely. Snow level 4600 feet rising to 5800 feet in the afternoon. Mostly cloudy, with a high near 51. Chance of precipitation is 60%.

    High: 51 °F

    Rain/Snow
    Likely then
    Rain Likely

Detailed Forecast

This Afternoon
Partly sunny, with a high near 55. Northwest wind around 6 mph.
Tonight
Partly cloudy, with a low around 35. Southwest wind around 6 mph.
Sunday
Rain likely, possibly mixed with snow, becoming all rain after 1pm. Snow level 4500 feet rising to 5700 feet in the afternoon. Cloudy, with a high near 47. Southwest wind 5 to 8 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Sunday Night
Rain, possibly mixed with snow, becoming all snow after 2am. Snow level 5600 feet lowering to 4000 feet after midnight . Low around 28. West wind 8 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Monday
A 20 percent chance of snow before 11am. Mostly sunny, with a high near 40. West wind 10 to 14 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 23.
Tuesday
Mostly sunny, with a high near 50.
Tuesday Night
A 30 percent chance of snow after 5am. Snow level 4400 feet. Mostly cloudy, with a low around 32.
Wednesday
A chance of rain and snow before 11am, then rain likely. Snow level 4600 feet rising to 5800 feet in the afternoon. Mostly cloudy, with a high near 51. Chance of precipitation is 60%.
Wednesday Night
Rain and snow, becoming all snow after 2am. Snow level 5900 feet lowering to 4000 feet after midnight . Low around 31. Chance of precipitation is 90%.
Thursday
Snow. High near 43. Chance of precipitation is 80%.
Thursday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 29.
Friday
A 30 percent chance of snow. Partly sunny, with a high near 48.
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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:
12:01 pm PDT Mar 28, 2026
Forecast Valid:
1pm PDT Mar 28, 2026-6pm PDT Apr 3, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation