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

Excessive Rainfall and Tropical Storm in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce considerable, potentially life-threatening, flooding across the lower Mississippi River Valley and central Great Lakes region through tonight. Tropical Storm Arthur will move northeastward along the Texas coast today and then move inland over southwestern Louisiana by tonight. An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana. Read More >

Current conditions at

TUOLUMNE MEADOWS TUM (TUMC1)

Lat: 37.87639°NLon: 119.34806°WElev: 8654.0ft.

NA

77°F

25°C

Humidity 28%
Wind Speed W 4 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Heat Index78°F (26°C)
Last update 17 Jun 01:00 PM PDT
Extended Forecast for

19 Miles S Sonora Pass CA

  • This Afternoon

    This Afternoon: A 10 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 71. West southwest wind 5 to 10 mph.

    High: 71 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, then gradually becoming clear, with a low around 47. West wind around 5 mph becoming calm in the evening.

    Low: 47 °F

    Slight Chance
    T-storms then
    Clear

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 11am. Sunny, with a high near 71. Northeast wind around 5 mph becoming southwest in the afternoon.

    High: 71 °F

    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 46. South southwest wind around 5 mph becoming calm in the evening.

    Low: 46 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 62. Light and variable wind becoming west southwest 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 62 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 39. West southwest wind 10 to 15 mph becoming east 5 to 10 mph in the evening. Winds could gust as high as 20 mph.

    Low: 39 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 62. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 62 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 41. West southwest wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 15 mph.

    Low: 41 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 66. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon.

    High: 66 °F

    Sunny

Detailed Forecast

This Afternoon
A 10 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 71. West southwest wind 5 to 10 mph.
Tonight
A 10 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, then gradually becoming clear, with a low around 47. West wind around 5 mph becoming calm in the evening.
Thursday
A 20 percent chance of showers and thunderstorms after 11am. Sunny, with a high near 71. Northeast wind around 5 mph becoming southwest in the afternoon.
Thursday Night
A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 46. South southwest wind around 5 mph becoming calm in the evening.
Juneteenth
Sunny, with a high near 62. Light and variable wind becoming west southwest 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Mostly clear, with a low around 39. West southwest wind 10 to 15 mph becoming east 5 to 10 mph in the evening. Winds could gust as high as 20 mph.
Saturday
Sunny, with a high near 62. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.
Saturday Night
Clear, with a low around 41. West southwest wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 15 mph.
Sunday
Sunny, with a high near 66. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 44. West wind 5 to 10 mph becoming light and variable in the evening.
Monday
Sunny, with a high near 68. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon.
Monday Night
Clear, with a low around 45. West southwest wind 5 to 10 mph becoming light and variable in the evening.
Tuesday
Sunny, with a high near 71. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
19 Miles S Sonora Pass CA
 38.06°N 119.64°W (Elev. 8494 ft)
Last Update:
1:32 pm PDT Jun 17, 2026
Forecast Valid:
1pm PDT Jun 17, 2026-6pm PDT Jun 23, 2026
 
Forecast Discussion
 
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Additional Resources

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