Dangerous Heat in the Southwest; Severe Thunderstorms and Heavy Rain in the Northeast and Mid-Atlantic

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week. Strong to severe thunderstorms may produce damaging wind, hail, a tornado or two, heavy rain and flash flooding across parts of the Mid-Atlantic and Northeast. Heavy rainfall threat continues across the Gulf Coast. Read More >

Current conditions at

South Lake Tahoe, Lake Tahoe Airport (KTVL)

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

Clear

77°F

25°C

Humidity 22%
Wind Speed SSW 9 MPH
Barometer 30.28 in (1025.4 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 27 Aug 03:00 PM PDT
Extended Forecast for

South Lake Tahoe CA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 75. Southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 75 °F

    Partly Sunny

  • Tonight

    Tonight: A slight chance of showers between 11pm and 2am.  Mostly cloudy, with a low around 54. Southwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 20%.

    Low: 54 °F

    Slight Chance
    Showers

  • Friday

    Friday: Showers likely before 2pm, then showers and possibly a thunderstorm between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm.  High near 64. Calm wind becoming southwest around 5 mph in the afternoon.  Chance of precipitation is 80%.

    High: 64 °F

    Showers

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms before 8pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 49. Southwest wind around 5 mph becoming calm.

    Low: 49 °F

    Chance
    Showers then
    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 69. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 69 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 47. Southwest wind 5 to 10 mph becoming light  after midnight. Winds could gust as high as 20 mph.

    Low: 47 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 48.

    Low: 48 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 75. Southwest wind around 10 mph, with gusts as high as 20 mph.
Tonight
A slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 54. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Friday
Showers likely before 2pm, then showers and possibly a thunderstorm between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. High near 64. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 80%.
Friday Night
A 50 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 49. Southwest wind around 5 mph becoming calm.
Saturday
Sunny, with a high near 69. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Clear, with a low around 47. Southwest wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 20 mph.
Sunday
Sunny, with a high near 71.
Sunday Night
Clear, with a low around 48.
Monday
Sunny, with a high near 70.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Sunny, with a high near 65.
Tuesday Night
Mostly clear, with a low around 45.
Wednesday
A slight chance of showers. 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)
11:30 am PDT Aug 27, 2026
3pm PDT Aug 27, 2026-6pm PDT Sep 2, 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