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

Extreme Heat and Tropical Storm Bertha Impacts

Dangerous heat will expand from the Gulf Coast into the Southern Plains and Desert Southwest through week's end. Additional extreme heat impacting the Pacific Northwest will shift to the northern Plains by the weekend. Tropical Storm Bertha is expected to continue to impact portions of the northern Gulf Coast from the western Florida Panhandle to southeastern Louisiana through tonight. Read More >

Current conditions at

POR31-Iron Horse (LIB09)

Lat: 39.77898°NLon: 120.50284°WElev: 5001.0ft.

NA

51°F

11°C

Humidity 83%
Wind Speed N 0 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Last update 23 Jul 03:10 AM PDT
Extended Forecast for

4 Miles N Sierraville CA

  • Overnight

    Overnight: Clear, with a low around 51. Calm wind.

    Low: 51 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 88. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 88 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 51. Southwest wind 5 to 10 mph becoming northeast in the evening.

    Low: 51 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 89. Light and variable wind becoming southwest 10 to 15 mph in the afternoon.

    High: 89 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 52. Southwest wind 5 to 15 mph.

    Low: 52 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 87. Southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 87 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 51. Calm wind.
Thursday
Sunny, with a high near 88. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Thursday Night
Clear, with a low around 51. Southwest wind 5 to 10 mph becoming northeast in the evening.
Friday
Sunny, with a high near 89. Light and variable wind becoming southwest 10 to 15 mph in the afternoon.
Friday Night
Mostly clear, with a low around 52. Southwest wind 5 to 15 mph.
Saturday
Sunny, with a high near 87. Southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Sunny, with a high near 85.
Sunday Night
Mostly clear, with a low around 50.
Monday
Sunny, with a high near 85.
Monday Night
Clear, with a low around 49.
Tuesday
Sunny, with a high near 86.
Tuesday Night
Clear, with a low around 50.
Wednesday
Sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Sierraville CA
 39.65°N 120.36°W (Elev. 5190 ft)
Last Update:
12:10 am PDT Jul 23, 2026
Forecast Valid:
3am PDT Jul 23, 2026-6pm PDT Jul 29, 2026
 
Forecast Discussion
 
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Additional Resources

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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