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

Excessive Rainfall Possible This Weekend; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. Read More >

Current conditions at

Winchester (ITD41)

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

NA

51°F

11°C

Humidity 70%
Wind Speed S 3 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility 1.24 mi
Last update 02 Oct 07:45 PM PDT
Extended Forecast for

Winchester ID

  • Tonight

    Tonight: Mostly clear, with a low around 50. Calm wind becoming south around 6 mph in the evening.

    Low: 50 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 78. South wind around 6 mph becoming light and variable.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 52. Light and variable wind.

    Low: 52 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, then gradually becoming sunny, with a high near 75. Light and variable wind becoming northwest around 6 mph in the afternoon.

    High: 75 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 49. Northwest wind around 5 mph becoming calm.

    Low: 49 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 50. Calm wind becoming south around 6 mph in the evening.
Sunday
Sunny, with a high near 78. South wind around 6 mph becoming light and variable.
Sunday Night
Partly cloudy, with a low around 52. Light and variable wind.
Monday
Partly sunny, then gradually becoming sunny, with a high near 75. Light and variable wind becoming northwest around 6 mph in the afternoon.
Monday Night
Mostly clear, with a low around 49. Northwest wind around 5 mph becoming calm.
Tuesday
Sunny, with a high near 72.
Tuesday Night
Mostly clear, with a low around 48.
Wednesday
Sunny, with a high near 73.
Wednesday Night
Mostly clear, with a low around 48.
Thursday
Sunny, with a high near 73.
Thursday Night
Mostly clear, with a low around 49.
Friday
Sunny, with a high near 72.
Friday Night
A 30 percent chance of showers. Partly cloudy, with a low around 43.
Saturday
A 30 percent chance of showers. Mostly sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Winchester ID
 46.24°N 116.62°W (Elev. 3950 ft)
Last Update:
2:06 pm PDT Oct 3, 2026
Forecast Valid:
3pm PDT Oct 3, 2026-6pm PDT Oct 10, 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