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 28%
Wind Speed S 9 MPH
Barometer 30.29 in (1025.74 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 27 Aug 10:53 AM PDT
Extended Forecast for

South Lake Tahoe CA

  • Today

    Today: A 20 percent chance of showers after 2pm.  Increasing clouds, with a high near 75. Southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 75 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: A slight chance of showers before 11pm, then a slight chance of showers after 2am.  Mostly cloudy, with a low around 53. Southwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 20%.

    Low: 53 °F

    Slight Chance
    Showers

  • Friday

    Friday: A chance of showers, then showers and possibly a thunderstorm after 11am.  High near 64. Calm wind becoming southwest around 5 mph in the morning.  Chance of precipitation is 80%.

    High: 64 °F

    Showers

  • Friday Night

    Friday Night: Showers likely before 11pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 50. Southwest wind around 5 mph becoming calm.  Chance of precipitation is 60%.

    Low: 50 °F

    Showers
    Likely then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 68. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 68 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 48. Southwest wind 5 to 10 mph becoming light  in the evening. Winds could gust as high as 20 mph.

    Low: 48 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

Detailed Forecast

Today
A 20 percent chance of showers after 2pm. Increasing clouds, with a high near 75. Southwest wind around 10 mph, with gusts as high as 20 mph.
Tonight
A slight chance of showers before 11pm, then a slight chance of showers after 2am. Mostly cloudy, with a low around 53. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Friday
A chance of showers, then showers and possibly a thunderstorm after 11am. High near 64. Calm wind becoming southwest around 5 mph in the morning. Chance of precipitation is 80%.
Friday Night
Showers likely before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 50. Southwest wind around 5 mph becoming calm. Chance of precipitation is 60%.
Saturday
Sunny, with a high near 68. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Clear, with a low around 48. Southwest wind 5 to 10 mph becoming light in the evening. Winds could gust as high as 20 mph.
Sunday
Sunny, with a high near 70.
Sunday Night
Mostly clear, with a low around 48.
Monday
Sunny, with a high near 69.
Monday Night
Mostly clear, with a low around 46.
Tuesday
Sunny, with a high near 65.
Tuesday Night
Mostly clear, with a low around 45.
Wednesday
Sunny, with a high near 67.
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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 Aug 27, 2026
11am PDT Aug 27, 2026-6pm PDT Sep 2, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database