National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains Thursday night, crossing the Midwest and reaching the Gulf Coast Friday night. Confidence continues to increase for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

Winchester (ITD41)

Lat: 46.25521°NLon: 116.6051°WElev: 3761.0ft.

NA

32°F

0°C

Humidity 86%
Wind Speed S 0 MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility 1.24 mi
Last update 28 Jan 08:45 PM PST
Extended Forecast for

10 Miles SSW Winchester ID

  • Tonight

    Tonight: Mostly cloudy, with a steady temperature around 29. South wind around 5 mph.

    Low: 29 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of snow between 10am and 1pm. Cloudy, with a high near 36. South wind around 6 mph. Chance of precipitation is 20%.

    High: 36 °F

    Slight Chance
    Snow

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 29. South wind around 5 mph.

    Low: 29 °F

    Mostly Cloudy

  • Friday

    Friday: Cloudy, with a high near 42. South wind around 6 mph.

    High: 42 °F

    Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 32. South wind around 6 mph.

    Low: 32 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 44.

    High: 44 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 46.

    High: 46 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A slight chance of rain between 10pm and 4am, then a chance of rain and snow. Snow level 5500 feet. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.

    Low: 31 °F

    Slight Chance
    Rain then
    Chance
    Rain/Snow

Detailed Forecast

Tonight
Mostly cloudy, with a steady temperature around 29. South wind around 5 mph.
Thursday
A slight chance of snow between 10am and 1pm. Cloudy, with a high near 36. South wind around 6 mph. Chance of precipitation is 20%.
Thursday Night
Mostly cloudy, with a low around 29. South wind around 5 mph.
Friday
Cloudy, with a high near 42. South wind around 6 mph.
Friday Night
Mostly cloudy, with a low around 32. South wind around 6 mph.
Saturday
Mostly cloudy, with a high near 44.
Saturday Night
Mostly cloudy, with a low around 32.
Sunday
Mostly cloudy, with a high near 46.
Sunday Night
A slight chance of rain between 10pm and 4am, then a chance of rain and snow. Snow level 5500 feet. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.
Monday
A chance of rain and snow, mainly before 10am. Snow level 4800 feet. Partly sunny, with a high near 40. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 29.
Tuesday
Mostly sunny, with a high near 42.
Tuesday Night
Partly cloudy, with a low around 28.
Wednesday
Mostly sunny, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles SSW Winchester ID
 46.1°N 116.68°W (Elev. 4600 ft)
Last Update:
2:37 pm PST Jan 28, 2026
Forecast Valid:
9pm PST Jan 28, 2026-6pm PST Feb 4, 2026
 
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Additional Resources

Radar & Satellite Image

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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