Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains tonight, crossing the Midwest and reaching the Gulf Coast Friday night. Dangerously cold temperatures will persist across the eastern U.S. into early February. There is increasing confidence 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

35°F

2°C

Humidity 79%
Wind Speed N 5 MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility 1.24 mi
Wind Chill31°F (-1°C)
Last update 29 Jan 09:15 AM PST
Extended Forecast for

10 Miles SSW Winchester ID

  • Today

    Today: A chance of snow before 1pm, then a slight chance of rain and snow.  Mostly cloudy, with a high near 38. Southwest wind around 6 mph.  Chance of precipitation is 40%. Total daytime snow accumulation of less than a half inch possible.

    High: 38 °F

    Chance Snow
    then Slight
    Chance
    Rain/Snow

  • Tonight

    Tonight: 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: Cloudy, then gradually becoming partly cloudy, with a low around 30. South wind around 6 mph.

    Low: 30 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Mostly cloudy, with a high near 45. South wind around 6 mph.

    High: 45 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 45.

    High: 45 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A slight chance of rain after 10pm, mixing with snow after 4am.  Snow level 5500 feet. Mostly cloudy, with a low around 31. Chance of precipitation is 20%.

    Low: 31 °F

    Slight Chance
    Rain then
    Slight Chance
    Rain/Snow

  • Monday

    Monday: A slight chance of rain and snow before 10am.  Snow level 4700 feet. Partly sunny, with a high near 41. Chance of precipitation is 20%.

    High: 41 °F

    Slight Chance
    Rain/Snow
    then Partly
    Sunny

Detailed Forecast

Today
A chance of snow before 1pm, then a slight chance of rain and snow. Mostly cloudy, with a high near 38. Southwest wind around 6 mph. Chance of precipitation is 40%. Total daytime snow accumulation of less than a half inch possible.
Tonight
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
Cloudy, then gradually becoming partly cloudy, with a low around 30. South wind around 6 mph.
Saturday
Mostly cloudy, with a high near 45. South wind around 6 mph.
Saturday Night
Mostly cloudy, with a low around 31.
Sunday
Mostly cloudy, with a high near 45.
Sunday Night
A slight chance of rain after 10pm, mixing with snow after 4am. Snow level 5500 feet. Mostly cloudy, with a low around 31. Chance of precipitation is 20%.
Monday
A slight chance of rain and snow before 10am. Snow level 4700 feet. Partly sunny, with a high near 41. Chance of precipitation is 20%.
Monday Night
Mostly cloudy, with a low around 29.
Tuesday
Partly sunny, with a high near 41.
Tuesday Night
Partly cloudy, with a low around 27.
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)
9:02 am PST Jan 29, 2026
9am PST Jan 29, 2026-6pm PST Feb 4, 2026
 
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Additional Resources

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