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

28°F

-2°C

Humidity 82%
Wind Speed E 2 MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility 1.24 mi
Last update 16 Apr 03:30 AM PDT
Extended Forecast for

Winchester ID

  • Overnight

    Overnight: Snow likely. Mostly cloudy, with a steady temperature around 28. West wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of 1 to 3 inches possible.

    Low: 28 °F

    Snow Likely

  • Thursday

    Thursday: Snow likely, mainly after 11am. Mostly cloudy, with a high near 40. West wind 10 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 40 °F

    Snow Likely

  • Thursday Night

    Thursday Night: A 20 percent chance of snow before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 25. Southwest wind 6 to 10 mph, with gusts as high as 21 mph.

    Low: 25 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 47. Southwest wind 6 to 8 mph becoming northwest in the afternoon.

    High: 47 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 28. Northwest wind around 7 mph becoming southeast in the evening.

    Low: 28 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 65.

    High: 65 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Snow likely. Mostly cloudy, with a steady temperature around 28. West wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of 1 to 3 inches possible.
Thursday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 40. West wind 10 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Thursday Night
A 20 percent chance of snow before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 25. Southwest wind 6 to 10 mph, with gusts as high as 21 mph.
Friday
Mostly sunny, with a high near 47. Southwest wind 6 to 8 mph becoming northwest in the afternoon.
Friday Night
Mostly clear, with a low around 28. Northwest wind around 7 mph becoming southeast in the evening.
Saturday
Mostly sunny, with a high near 58.
Saturday Night
Partly cloudy, with a low around 35.
Sunday
Partly sunny, with a high near 65.
Sunday Night
Mostly cloudy, with a low around 41.
Monday
A 20 percent chance of rain after 11am. Partly sunny, with a high near 67.
Monday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 44.
Tuesday
A 40 percent chance of rain. Partly sunny, with a high near 63.
Tuesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 42.
Wednesday
Rain likely. Snow level 6200 feet. Mostly cloudy, with a high near 51. Chance of precipitation is 60%.
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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:
3:01 am PDT Apr 16, 2026
Forecast Valid:
3am PDT Apr 16, 2026-6pm PDT Apr 22, 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