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

AJ7E Sun Valley (AS399)

Lat: 39.59983°NLon: 119.779°WElev: 4771.33ft.

NA

76°F

24°C

Humidity 11%
Wind Speed S 0 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 18°F (-8°C)
Visibility NA
Heat Index75°F (24°C)
Last update 03 Oct 10:15 AM PDT
Extended Forecast for

Sun Valley NV

  • Today

    Today: Patchy smoke before 11am. Sunny, with a high near 87. Light and variable wind becoming east 5 to 10 mph in the afternoon.

    High: 87 °F

    Patchy Smoke
    then Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 55. East wind 5 to 10 mph becoming northwest in the evening.

    Low: 55 °F

    Mostly Clear

  • Sunday

    Sunday: Patchy smoke after 2pm. Increasing clouds, with a high near 86. Calm wind becoming south around 5 mph in the afternoon.

    High: 86 °F

    Mostly Sunny
    then Patchy
    Smoke

  • Sunday Night

    Sunday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 57. West wind 5 to 10 mph.

    Low: 57 °F

    Decreasing
    Clouds

  • Monday

    Monday: Sunny, with a high near 85. Northwest wind around 5 mph.

    High: 85 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 55. Northwest wind around 5 mph becoming calm.

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

Detailed Forecast

Today
Patchy smoke before 11am. Sunny, with a high near 87. Light and variable wind becoming east 5 to 10 mph in the afternoon.
Tonight
Mostly clear, with a low around 55. East wind 5 to 10 mph becoming northwest in the evening.
Sunday
Patchy smoke after 2pm. Increasing clouds, with a high near 86. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 57. West wind 5 to 10 mph.
Monday
Sunny, with a high near 85. Northwest wind around 5 mph.
Monday Night
Mostly clear, with a low around 55. Northwest wind around 5 mph becoming calm.
Tuesday
Sunny, with a high near 84.
Tuesday Night
Mostly clear, with a low around 55.
Wednesday
Sunny, with a high near 84.
Wednesday Night
Mostly clear, with a low around 55.
Thursday
Sunny, with a high near 83.
Thursday Night
Mostly clear, with a low around 54.
Friday
Sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sun Valley NV
 39.62°N 119.77°W (Elev. 4974 ft)
Last Update:
8:55 am PDT Oct 3, 2026
Forecast Valid:
10am PDT Oct 3, 2026-6pm PDT Oct 9, 2026
 
Forecast Discussion
 
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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