Thunderstorms and Heavy Rains in the Appalachians

Multiple rounds of moderate to locally heavy rain will impact portions of the Appalachians and Mid-Atlantic, which may lead to flash flooding concerns. Thunderstorms with isolated severe wind gusts will be possible this afternoon from parts of the Southeast into the southern and central Appalachians. A multi-day heavy rain will pose a flash flood threat in New Mexico beginning Tuesday. Read More >

Current conditions at

South Lake Tahoe, Lake Tahoe Airport (KTVL)

Lat: 38.89836°NLon: 119.99615°WElev: 6257.0ft.

Clear

53°F

12°C

Humidity 48%
Wind Speed S 3 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 21 Sep 08:53 AM PDT
Extended Forecast for

South Lake Tahoe CA

  • Today

    Today: A 20 percent chance of showers after 2pm.  Partly sunny, with a high near 70. North wind around 5 mph.

    High: 70 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Tonight

    Tonight: A 20 percent chance of showers before 8pm.  Mostly clear, with a low around 50. West wind around 5 mph becoming calm  in the evening.

    Low: 50 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 71. Calm wind becoming north around 5 mph.

    High: 71 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 52. West wind around 5 mph becoming calm.

    Low: 52 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 73. Calm wind becoming south around 5 mph.

    High: 73 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 53. West wind around 5 mph becoming calm.

    Low: 53 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

Detailed Forecast

Today
A 20 percent chance of showers after 2pm. Partly sunny, with a high near 70. North wind around 5 mph.
Tonight
A 20 percent chance of showers before 8pm. Mostly clear, with a low around 50. West wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 71. Calm wind becoming north around 5 mph.
Tuesday Night
Mostly clear, with a low around 52. West wind around 5 mph becoming calm.
Wednesday
Sunny, with a high near 73. Calm wind becoming south around 5 mph.
Wednesday Night
Mostly clear, with a low around 53. West wind around 5 mph becoming calm.
Thursday
Sunny, with a high near 70.
Thursday Night
Partly cloudy, with a low around 52.
Friday
Mostly sunny, with a high near 65.
Friday Night
Mostly clear, with a low around 46.
Saturday
Sunny, with a high near 65.
Saturday Night
Partly cloudy, with a low around 45.
Sunday
Mostly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
South Lake Tahoe CA
 38.94°N 119.99°W (Elev. 6293 ft)
4:30 am PDT Sep 21, 2026
9am PDT Sep 21, 2026-6pm PDT Sep 27, 2026
 
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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