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

30°F

-1°C

Humidity 97%
Wind Speed N 0 MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility 1.24 mi
Last update 24 Apr 02:30 AM PDT
Extended Forecast for

10 Miles SSW Winchester ID

  • Overnight

    Overnight: A 20 percent chance of snow showers. Partly cloudy, with a low around 27. North wind around 5 mph.

    Low: 27 °F

    Slight Chance
    Snow Showers

  • Friday

    Friday: A 20 percent chance of snow showers. Mostly sunny, with a high near 43. Northwest wind 5 to 8 mph, with gusts as high as 20 mph.

    High: 43 °F

    Slight Chance
    Snow Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 25. North wind around 6 mph becoming calm in the evening.

    Low: 25 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 46. Calm wind becoming east around 6 mph in the afternoon.

    High: 46 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 29. North wind 5 to 7 mph becoming calm in the evening.

    Low: 29 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of snow showers after 11am. Mostly sunny, with a high near 47.

    High: 47 °F

    Slight Chance
    Snow Showers

  • Sunday Night

    Sunday Night: Widespread frost after 3am. Otherwise, partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy
    then Frost

  • Monday

    Monday: A chance of rain and snow showers after 11am. Some thunder is also possible. Widespread frost before 8am. Snow level rising to 5000 feet in the afternoon. Otherwise, mostly sunny, with a high near 50. Chance of precipitation is 40%.

    High: 50 °F

    Chance
    Rain/Snow

  • Monday Night

    Monday Night: A 20 percent chance of showers before 11pm. Snow level 5300 feet. Partly cloudy, with a low around 33.

    Low: 33 °F

    Slight Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of snow showers. Partly cloudy, with a low around 27. North wind around 5 mph.
Friday
A 20 percent chance of snow showers. Mostly sunny, with a high near 43. Northwest wind 5 to 8 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 25. North wind around 6 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 46. Calm wind becoming east around 6 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 29. North wind 5 to 7 mph becoming calm in the evening.
Sunday
A 20 percent chance of snow showers after 11am. Mostly sunny, with a high near 47.
Sunday Night
Widespread frost after 3am. Otherwise, partly cloudy, with a low around 30.
Monday
A chance of rain and snow showers after 11am. Some thunder is also possible. Widespread frost before 8am. Snow level rising to 5000 feet in the afternoon. Otherwise, mostly sunny, with a high near 50. Chance of precipitation is 40%.
Monday Night
A 20 percent chance of showers before 11pm. Snow level 5300 feet. Partly cloudy, with a low around 33.
Tuesday
A 30 percent chance of showers after 11am. Snow level 5000 feet rising to 5800 feet in the afternoon. Mostly sunny, with a high near 53.
Tuesday Night
Partly cloudy, with a low around 34.
Wednesday
Sunny, with a high near 56.
Wednesday Night
Partly cloudy, with a low around 37.
Thursday
Sunny, with a high near 59.
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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:
2:21 am PDT Apr 24, 2026
Forecast Valid:
2am PDT Apr 24, 2026-6pm PDT Apr 30, 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