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

Fire Weather in the Central and Southern Plains; Pacific Storms Impacting the West

Gusty to high winds and low relative humidity will bring elevated to critical fire weather to the central and southern Plains into Wednesday. Two Pacific storms will impact the western U.S. into Wednesday with gusty winds, low elevation rain, and heavy mountain snow. Read More >

Hazardous Weather Conditions

Current conditions at

Winchester (ITD41)

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

light snow

28°F

-2°C

Humidity 98%
Wind Speed ENE 2 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility 0.73 mi
Last update 17 Feb 02:00 AM PST
Extended Forecast for

Winchester ID

Winter Weather Advisory February 17, 02:25am until February 17, 10:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory February 17, 02:25am until February 17, 10:00am

    NOW until 10:00am Tue

    Winter Weather Advisory

  • Overnight

    Low: 27 °F

    Snow Likely

  • Tuesday

    Tuesday: A chance of snow before 7am, then a slight chance of snow after 10am. Mostly cloudy through mid morning, then becoming sunny, with a high near 37. South wind around 7 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Chance Snow

  • Tuesday Night

    Tuesday Night: Snow likely, mainly after 1am. Mostly cloudy, with a low around 23. Southwest wind around 5 mph becoming west after midnight. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 23 °F

    Slight Chance
    Snow then
    Snow Likely

  • Wednesday

    Wednesday: Snow likely, mainly before 4pm. Mostly cloudy, with a high near 32. West wind 6 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    High: 32 °F

    Snow Likely

  • Wednesday Night

    Wednesday Night: A chance of snow before 10pm, then a slight chance of snow after 4am. Mostly cloudy, with a low around 18. South wind around 6 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 18 °F

    Chance Snow

  • Thursday

    Thursday: A 30 percent chance of snow, mainly after 10am. Partly sunny, with a high near 34. New snow accumulation of less than a half inch possible.

    High: 34 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 20. New snow accumulation of less than a half inch possible.

    Low: 20 °F

    Chance Snow

  • Friday

    Friday: A 50 percent chance of snow, mainly before 10am. Mostly cloudy, with a high near 33.

    High: 33 °F

    Chance Snow
    then Slight
    Chance Snow

Detailed Forecast

Overnight
Snow likely, mainly before 4am. Cloudy, with a steady temperature around 27. West wind around 8 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 1 to 3 inches possible.
Tuesday
A chance of snow before 7am, then a slight chance of snow after 10am. Mostly cloudy through mid morning, then becoming sunny, with a high near 37. South wind around 7 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Tuesday Night
Snow likely, mainly after 1am. Mostly cloudy, with a low around 23. Southwest wind around 5 mph becoming west after midnight. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Wednesday
Snow likely, mainly before 4pm. Mostly cloudy, with a high near 32. West wind 6 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Wednesday Night
A chance of snow before 10pm, then a slight chance of snow after 4am. Mostly cloudy, with a low around 18. South wind around 6 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Thursday
A 30 percent chance of snow, mainly after 10am. Partly sunny, with a high near 34. New snow accumulation of less than a half inch possible.
Thursday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 20. New snow accumulation of less than a half inch possible.
Friday
A 50 percent chance of snow, mainly before 10am. Mostly cloudy, with a high near 33.
Friday Night
A 20 percent chance of snow before 10pm. Partly cloudy, with a low around 18.
Saturday
Mostly sunny, with a high near 37.
Saturday Night
Mostly cloudy, with a low around 24.
Sunday
A 20 percent chance of snow. Partly sunny, with a high near 44.
Sunday Night
A chance of rain and snow. Snow level 4000 feet. Mostly cloudy, with a low around 30. Chance of precipitation is 40%.
Monday
Rain and snow likely. Mostly cloudy, with a high near 46. 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:
1:26 am PST Feb 17, 2026
Forecast Valid:
2am PST Feb 17, 2026-6pm PST Feb 23, 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