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

53°F

12°C

Humidity 64%
Wind Speed S 4 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility 1.24 mi
Last update 18 Aug 11:30 PM PDT
Extended Forecast for

7 Miles SSW Winchester ID

  • Tonight

    Tonight: Widespread haze after 5am. Mostly clear, with a low around 55. Southwest wind 3 to 5 mph.

    Low: 55 °F

    Haze

  • Wednesday

    Wednesday: Widespread haze before 9am. Sunny, with a high near 82. Calm wind becoming west around 5 mph in the afternoon.

    High: 82 °F

    Haze then
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57. Calm wind.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Widespread haze between 8am and 9am. Sunny, with a high near 86. Calm wind becoming north around 6 mph in the afternoon.

    High: 86 °F

    Haze then
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 60. North wind 5 to 7 mph becoming calm in the evening.

    Low: 60 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 88.

    High: 88 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 63.

    Low: 63 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers after 11am. Mostly sunny, with a high near 82.

    High: 82 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: A 40 percent chance of showers, mainly before 11pm. Partly cloudy, with a low around 53.

    Low: 53 °F

    Chance
    Showers

Detailed Forecast

Tonight
Widespread haze after 5am. Mostly clear, with a low around 55. Southwest wind 3 to 5 mph.
Wednesday
Widespread haze before 9am. Sunny, with a high near 82. Calm wind becoming west around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 57. Calm wind.
Thursday
Widespread haze between 8am and 9am. Sunny, with a high near 86. Calm wind becoming north around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 60. North wind 5 to 7 mph becoming calm in the evening.
Friday
Partly sunny, with a high near 88.
Friday Night
Mostly cloudy, with a low around 63.
Saturday
A 20 percent chance of showers after 11am. Mostly sunny, with a high near 82.
Saturday Night
A 40 percent chance of showers, mainly before 11pm. Partly cloudy, with a low around 53.
Sunday
Sunny, with a high near 73.
Sunday Night
Mostly clear, with a low around 51.
Monday
Sunny, with a high near 79.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
A 20 percent chance of showers. Mostly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SSW Winchester ID
 46.15°N 116.66°W (Elev. 4508 ft)
Last Update:
11:31 pm PDT Aug 18, 2026
Forecast Valid:
11pm PDT Aug 18, 2026-6pm PDT Aug 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation