Autumn Temperatures for Eastern Third of the Country; Developing Offshore Coastal Storm

Cooler and less humid conditions for most of the eastern third of the nation as high pressure dominates the weather pattern. Otherwise, rather tranquil weather for most of the nation for the end of the weekend into the start of this week. We continue to monitor a developing coastal storm offshore of the Carolinas; Coastal flooding and beach erosion possible along portions of the Mid-Atlantic. Read More >

Current conditions at

AJ7E Sun Valley (AS399)

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

NA

73°F

23°C

Humidity 5%
Wind Speed SSW 5 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint -2°F (-19°C)
Visibility NA
Last update 18 Oct 12:45 PM PDT
Extended Forecast for

Sun Valley NV

  • This Afternoon

    This Afternoon: Sunny, with a high near 76. Southwest wind 5 to 10 mph.

    High: 76 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 40. Southwest wind 5 to 15 mph.

    Low: 40 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 73. Light and variable wind becoming southwest 10 to 15 mph in the morning. Winds could gust as high as 25 mph.

    High: 73 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 42. Southwest wind 10 to 15 mph becoming light and variable  in the evening. Winds could gust as high as 25 mph.

    Low: 42 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 67. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 67 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain, mainly before 11pm.  Mostly cloudy, with a low around 42. Southeast wind around 5 mph becoming northwest in the evening.

    Low: 42 °F

    Chance Rain

  • Wednesday

    Wednesday: A slight chance of rain, then showers likely and possibly a thunderstorm after 11am.  Mostly cloudy, with a high near 62. Chance of precipitation is 70%.

    High: 62 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Rain.  Mostly cloudy, with a low around 40.

    Low: 40 °F

    Rain

  • Thursday

    Thursday: A chance of rain.  Mostly cloudy, with a high near 57.

    High: 57 °F

    Chance Rain

Detailed Forecast

This Afternoon
Sunny, with a high near 76. Southwest wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 40. Southwest wind 5 to 15 mph.
Monday
Sunny, with a high near 73. Light and variable wind becoming southwest 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Monday Night
Partly cloudy, with a low around 42. Southwest wind 10 to 15 mph becoming light and variable in the evening. Winds could gust as high as 25 mph.
Tuesday
Mostly sunny, with a high near 67. Calm wind becoming southeast around 5 mph in the afternoon.
Tuesday Night
A 30 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 42. Southeast wind around 5 mph becoming northwest in the evening.
Wednesday
A slight chance of rain, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 62. Chance of precipitation is 70%.
Wednesday Night
Rain. Mostly cloudy, with a low around 40.
Thursday
A chance of rain. Mostly cloudy, with a high near 57.
Thursday Night
A chance of rain, mainly before 11pm. Mostly cloudy, with a low around 36.
Friday
Mostly sunny, with a high near 57.
Friday Night
Mostly clear, with a low around 33.
Saturday
Sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
Sun Valley NV
 39.6°N 119.77°W (Elev. 4797 ft)
11:30 am PDT Oct 18, 2026
1pm PDT Oct 18, 2026-6pm PDT Oct 24, 2026
 
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Additional Resources

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Hourly Weather Forecast

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