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

Dangerous Cold and Gusty Winds Anticipated This Weekend

A significant arctic outbreak will bring frigid temperatures and dangerously cold wind chills to the Northeast and Mid-Atlantic this weekend. Strong winds which could produce tree damage and power outages, and periods of snow squalls are also possible. Relief from this cold and a warming trend is forecast to commence by the beginning to middle of next week. Read More >

Current conditions at

Winchester (ITD41)

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

NA

35°F

2°C

Humidity 81%
Wind Speed SSW 2 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility 1.24 mi
Last update 05 Feb 08:45 AM PST
Extended Forecast for

Winchester ID

  • Today

    Today: Mostly sunny, with a high near 57. South wind 3 to 6 mph.

    High: 57 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 36. South wind around 6 mph.

    Low: 36 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 54. South wind around 6 mph becoming northwest in the afternoon.

    High: 54 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 34. South wind 3 to 5 mph.

    Low: 34 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 54. South wind around 6 mph becoming southwest in the afternoon.

    High: 54 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of rain, mainly after 4am. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance Rain

  • Sunday

    Sunday: Rain likely, mainly after 10am. Cloudy, with a high near 49. Chance of precipitation is 60%.

    High: 49 °F

    Rain Likely

  • Sunday Night

    Sunday Night: Rain before 1am, then rain, possibly mixed with snow. Snow level 6000 feet lowering to 4900 feet after midnight . Low around 35. Chance of precipitation is 80%.

    Low: 35 °F

    Rain then
    Rain/Snow

  • Monday

    Monday: A chance of rain and snow before 7am, then a chance of snow. Partly sunny, with a high near 44. Chance of precipitation is 50%.

    High: 44 °F

    Chance
    Rain/Snow
    then Chance
    Snow

Detailed Forecast

Today
Mostly sunny, with a high near 57. South wind 3 to 6 mph.
Tonight
Mostly clear, with a low around 36. South wind around 6 mph.
Friday
Sunny, with a high near 54. South wind around 6 mph becoming northwest in the afternoon.
Friday Night
Mostly cloudy, with a low around 34. South wind 3 to 5 mph.
Saturday
Partly sunny, with a high near 54. South wind around 6 mph becoming southwest in the afternoon.
Saturday Night
A 30 percent chance of rain, mainly after 4am. Mostly cloudy, with a low around 38.
Sunday
Rain likely, mainly after 10am. Cloudy, with a high near 49. Chance of precipitation is 60%.
Sunday Night
Rain before 1am, then rain, possibly mixed with snow. Snow level 6000 feet lowering to 4900 feet after midnight . Low around 35. Chance of precipitation is 80%.
Monday
A chance of rain and snow before 7am, then a chance of snow. Partly sunny, with a high near 44. Chance of precipitation is 50%.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Mostly sunny, with a high near 41.
Tuesday Night
Mostly cloudy, with a low around 26.
Wednesday
Partly sunny, with a high near 41.
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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:
8:22 am PST Feb 5, 2026
Forecast Valid:
9am PST Feb 5, 2026-6pm PST Feb 11, 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