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.

unknown precip

45°F

7°C

Humidity 91%
Wind Speed N 5 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility 1.24 mi
Wind Chill42°F (6°C)
Last update 26 May 11:15 AM PDT
Extended Forecast for

Winchester ID

  • Today

    Today: A 50 percent chance of showers. Mostly cloudy, with a high near 54. Northwest wind around 9 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 54 °F

    Chance
    Showers

  • Tonight

    Tonight: A 40 percent chance of showers before 11pm. Mostly cloudy, with a low around 43. Northwest wind 5 to 7 mph becoming calm after midnight.

    Low: 43 °F

    Chance
    Showers then
    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 71. Light and variable wind becoming north 5 to 7 mph in the morning.

    High: 71 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers before 11pm. Partly cloudy, with a low around 50. West wind around 5 mph becoming calm in the evening.

    Low: 50 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Thursday

    Thursday: A chance of showers between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 80. Light and variable wind becoming north around 6 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 11pm, then a slight chance of showers. Mostly cloudy, with a low around 51. Chance of precipitation is 70%.

    Low: 51 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Friday

    Friday: A slight chance of showers, then showers likely and possibly a thunderstorm after 11am. Partly sunny, with a high near 68. Chance of precipitation is 70%.

    High: 68 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 11pm, then a chance of showers. Mostly cloudy, with a low around 45. Chance of precipitation is 70%.

    Low: 45 °F

    Showers
    Likely then
    Chance
    Showers

  • Saturday

    Saturday: A 50 percent chance of showers. Mostly cloudy, with a high near 55.

    High: 55 °F

    Chance
    Showers

Detailed Forecast

Today
A 50 percent chance of showers. Mostly cloudy, with a high near 54. Northwest wind around 9 mph. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A 40 percent chance of showers before 11pm. Mostly cloudy, with a low around 43. Northwest wind 5 to 7 mph becoming calm after midnight.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 71. Light and variable wind becoming north 5 to 7 mph in the morning.
Wednesday Night
A 20 percent chance of showers before 11pm. Partly cloudy, with a low around 50. West wind around 5 mph becoming calm in the evening.
Thursday
A chance of showers between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 80. Light and variable wind becoming north around 6 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely and possibly a thunderstorm before 11pm, then a slight chance of showers. Mostly cloudy, with a low around 51. Chance of precipitation is 70%.
Friday
A slight chance of showers, then showers likely and possibly a thunderstorm after 11am. Partly sunny, with a high near 68. Chance of precipitation is 70%.
Friday Night
Showers likely and possibly a thunderstorm before 11pm, then a chance of showers. Mostly cloudy, with a low around 45. Chance of precipitation is 70%.
Saturday
A 50 percent chance of showers. Mostly cloudy, with a high near 55.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 40.
Sunday
A 20 percent chance of showers. Snow level 6400 feet rising to 7400 feet in the afternoon. Mostly sunny, with a high near 59.
Sunday Night
Partly cloudy, with a low around 40.
Monday
Sunny, with a high near 67.
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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:
10:26 am PDT May 26, 2026
Forecast Valid:
11am PDT May 26, 2026-6pm PDT Jun 1, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation