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

57°F

14°C

Humidity 32%
Wind Speed NNW 4 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility 1.24 mi
Last update 09 Apr 04:45 PM PDT
Extended Forecast for

Winchester ID

  • Tonight

    Tonight: Mostly clear, with a low around 39. Northeast wind around 6 mph becoming south after midnight.

    Low: 39 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 65. South wind around 6 mph becoming north in the afternoon.

    High: 65 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers, mainly after 11pm. Mostly cloudy, with a low around 44. Northwest wind around 6 mph becoming light and variable. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers likely, then showers and possibly a thunderstorm after 11am. High near 57. West wind around 6 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 57 °F

    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 40. Northwest wind around 6 mph becoming southeast in the evening. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 40 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 57. Chance of precipitation is 70%.

    High: 57 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Rain likely. Snow level 7100 feet lowering to 6200 feet after midnight . Mostly cloudy, with a low around 40. Chance of precipitation is 70%.

    Low: 40 °F

    Rain Likely

  • Monday

    Monday: Rain likely, mainly before 11am. Snow level 5500 feet. Mostly cloudy, with a high near 49. Chance of precipitation is 60%.

    High: 49 °F

    Rain Likely

  • Monday Night

    Monday Night: A 30 percent chance of rain before 11pm. Snow level 5700 feet lowering to 4400 feet after midnight . Mostly cloudy, with a low around 34.

    Low: 34 °F

    Chance Rain
    then Mostly
    Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 39. Northeast wind around 6 mph becoming south after midnight.
Friday
Partly sunny, with a high near 65. South wind around 6 mph becoming north in the afternoon.
Friday Night
A 30 percent chance of showers, mainly after 11pm. Mostly cloudy, with a low around 44. Northwest wind around 6 mph becoming light and variable. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Showers likely, then showers and possibly a thunderstorm after 11am. High near 57. West wind around 6 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 40. Northwest wind around 6 mph becoming southeast in the evening. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A slight chance of showers, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 57. Chance of precipitation is 70%.
Sunday Night
Rain likely. Snow level 7100 feet lowering to 6200 feet after midnight . Mostly cloudy, with a low around 40. Chance of precipitation is 70%.
Monday
Rain likely, mainly before 11am. Snow level 5500 feet. Mostly cloudy, with a high near 49. Chance of precipitation is 60%.
Monday Night
A 30 percent chance of rain before 11pm. Snow level 5700 feet lowering to 4400 feet after midnight . Mostly cloudy, with a low around 34.
Tuesday
Partly sunny, with a high near 49.
Tuesday Night
A chance of rain and snow. Snow level 5000 feet lowering to 4300 feet after midnight . Mostly cloudy, with a low around 36. Chance of precipitation is 50%.
Wednesday
Rain and snow. Snow level 4100 feet. High near 46. Chance of precipitation is 80%.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 30. Chance of precipitation is 50%.
Thursday
A 30 percent chance of snow. Mostly 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:
3:46 pm PDT Apr 9, 2026
Forecast Valid:
5pm PDT Apr 9, 2026-6pm PDT Apr 16, 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