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

Areas of Dangerous Heat and Heavy Rain with Possible Flooding into this Weekend

Hot temperatures and high humidity are forecast to continue across much of northeast Texas into the mid-Mississippi Valley into this weekend with heat advisories in effect. Heavy to excessive rainfall occurring at times through Saturday could bring areas of flooding across parts of the central Plains into the upper Midwest/Great Lakes, and Four Corners states. Read More >

Current conditions at

POR31-Iron Horse (LIB09)

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

NA

39°F

4°C

Humidity 70%
Wind Speed SW 0 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility NA
Last update 17 Sep 01:10 AM PDT
Extended Forecast for

4 Miles NW Sierraville CA

  • Overnight

    Overnight: A 10 percent chance of showers after 5am. Mostly clear, with a low around 38. Calm wind.

    Low: 38 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers before 8am. Sunny, with a high near 65. Calm wind becoming southwest around 5 mph in the morning.

    High: 65 °F

    Slight Chance
    Showers then
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 37. Southwest wind around 5 mph becoming calm in the evening.

    Low: 37 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 73. Calm wind becoming north around 5 mph.

    High: 73 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 42. North wind around 5 mph becoming calm.

    Low: 42 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 81. Calm wind.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 10 percent chance of showers after 5am. Mostly clear, with a low around 38. Calm wind.
Thursday
A 20 percent chance of showers before 8am. Sunny, with a high near 65. Calm wind becoming southwest around 5 mph in the morning.
Thursday Night
Mostly clear, with a low around 37. Southwest wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 73. Calm wind becoming north around 5 mph.
Friday Night
Clear, with a low around 42. North wind around 5 mph becoming calm.
Saturday
Sunny, with a high near 81. Calm wind.
Saturday Night
Mostly clear, with a low around 44.
Sunday
Mostly sunny, with a high near 81.
Sunday Night
Partly cloudy, with a low around 48.
Monday
Mostly sunny, with a high near 82.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Sunny, with a high near 82.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Sierraville CA
 39.62°N 120.42°W (Elev. 4997 ft)
Last Update:
11:30 pm PDT Sep 16, 2026
Forecast Valid:
1am PDT Sep 17, 2026-6pm PDT Sep 23, 2026
 
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Additional Resources

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