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

46°F

8°C

Humidity 48%
Wind Speed SSW 1 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility 1.24 mi
Last update 07 Apr 08:00 PM PDT
Extended Forecast for

Winchester ID

  • Tonight

    Tonight: Mostly clear, with a low around 34. West wind 5 to 10 mph becoming light.

    Low: 34 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 58. Light and variable wind becoming northwest 5 to 8 mph in the morning.

    High: 58 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 36. Northwest wind 5 to 8 mph becoming calm in the evening.

    Low: 36 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 60. South wind around 6 mph becoming north in the afternoon.

    High: 60 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 39. North wind around 6 mph becoming light and variable.

    Low: 39 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of rain after 11pm. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance Rain

  • Saturday

    Saturday: A chance of rain, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 59. Chance of precipitation is 70%.

    High: 59 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 11pm, then a chance of rain after 11pm. Snow level 7500 feet lowering to 5800 feet after midnight . Mostly cloudy, with a low around 39. Chance of precipitation is 60%.

    Low: 39 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 34. West wind 5 to 10 mph becoming light.
Wednesday
Sunny, with a high near 58. Light and variable wind becoming northwest 5 to 8 mph in the morning.
Wednesday Night
Mostly clear, with a low around 36. Northwest wind 5 to 8 mph becoming calm in the evening.
Thursday
Sunny, with a high near 60. South wind around 6 mph becoming north in the afternoon.
Thursday Night
Mostly clear, with a low around 39. North wind around 6 mph becoming light and variable.
Friday
Mostly sunny, with a high near 65.
Friday Night
A 30 percent chance of rain after 11pm. Mostly cloudy, with a low around 43.
Saturday
A chance of rain, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 59. Chance of precipitation is 70%.
Saturday Night
Showers likely and possibly a thunderstorm before 11pm, then a chance of rain after 11pm. Snow level 7500 feet lowering to 5800 feet after midnight . Mostly cloudy, with a low around 39. Chance of precipitation is 60%.
Sunday
Rain likely, possibly mixed with snow, becoming all rain after 11am. Snow level 5100 feet. Mostly cloudy, with a high near 49. Chance of precipitation is 60%.
Sunday Night
A chance of rain and snow. Snow level 5200 feet lowering to 4500 feet after midnight . Mostly cloudy, with a low around 36. Chance of precipitation is 40%.
Monday
A chance of rain and snow. Snow level 4200 feet rising to 4800 feet in the afternoon. Partly sunny, with a high near 48. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 35.
Tuesday
A 20 percent chance of rain. Snow level 4600 feet rising to 5600 feet in the afternoon. Partly sunny, with a high near 54.
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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:
2:06 pm PDT Apr 7, 2026
Forecast Valid:
8pm PDT Apr 7, 2026-6pm PDT Apr 14, 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