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

43°F

6°C

Humidity 63%
Wind Speed S 2 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility 1.24 mi
Last update 25 Apr 04:45 PM PDT
Extended Forecast for

Winchester ID

  • Tonight

    Tonight: Partly cloudy, with a low around 28. North wind around 6 mph becoming calm in the evening.

    Low: 28 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 51. Light west wind becoming northwest 5 to 9 mph in the morning. Winds could gust as high as 18 mph.

    High: 51 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Widespread frost between 11pm and 2am. Otherwise, partly cloudy, with a low around 30. Northwest wind 5 to 9 mph becoming light and variable. Winds could gust as high as 18 mph.

    Low: 30 °F

    Frost

  • Monday

    Monday: A 40 percent chance of showers after 11am. Snow level rising to 4800 feet in the afternoon. Mostly sunny, with a high near 52. South wind 5 to 8 mph becoming northwest in the afternoon.

    High: 52 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Areas of frost after 2am. Otherwise, partly cloudy, with a low around 35. Northwest wind around 7 mph becoming south in the evening.

    Low: 35 °F

    Partly Cloudy
    then Areas
    Frost

  • Tuesday

    Tuesday: A 30 percent chance of showers, mainly after 11am. Snow level 4700 feet rising to 5900 feet in the afternoon. Partly sunny, with a high near 54.

    High: 54 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 28. North wind around 6 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 51. Light west wind becoming northwest 5 to 9 mph in the morning. Winds could gust as high as 18 mph.
Sunday Night
Widespread frost between 11pm and 2am. Otherwise, partly cloudy, with a low around 30. Northwest wind 5 to 9 mph becoming light and variable. Winds could gust as high as 18 mph.
Monday
A 40 percent chance of showers after 11am. Snow level rising to 4800 feet in the afternoon. Mostly sunny, with a high near 52. South wind 5 to 8 mph becoming northwest in the afternoon.
Monday Night
Areas of frost after 2am. Otherwise, partly cloudy, with a low around 35. Northwest wind around 7 mph becoming south in the evening.
Tuesday
A 30 percent chance of showers, mainly after 11am. Snow level 4700 feet rising to 5900 feet in the afternoon. Partly sunny, with a high near 54.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
Mostly sunny, with a high near 58.
Wednesday Night
Mostly clear, with a low around 37.
Thursday
Sunny, with a high near 64.
Thursday Night
Partly cloudy, with a low around 40.
Friday
Mostly sunny, with a high near 63.
Friday Night
Partly cloudy, with a low around 41.
Saturday
Partly sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Winchester ID
 46.24°N 116.62°W (Elev. 3950 ft)
Last Update:
2:02 pm PDT Apr 25, 2026
Forecast Valid:
5pm PDT Apr 25, 2026-6pm PDT May 2, 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