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

Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Current conditions at

TUOLUMNE MEADOWS TUM (TUMC1)

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

NA

45°F

7°C

Humidity 91%
Wind Speed ESE 1 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Last update 17 Jun 07:00 AM PDT
Extended Forecast for

10 Miles W Conway Summit CA

  • Today

    Today: A slight chance of rain between 11am and 2pm, then a slight chance of showers and thunderstorms after 2pm. Increasing clouds, with a high near 69. Northeast wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 20%.

    High: 69 °F

    Slight Chance
    Rain then
    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 42. West northwest wind around 5 mph becoming calm in the evening.

    Low: 42 °F

    Slight Chance
    T-storms then
    Clear

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly between 11am and 5pm. Sunny through mid morning, then becoming partly sunny, with a high near 69. East northeast wind around 5 mph becoming west southwest in the afternoon. Winds could gust as high as 15 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 69 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before 8pm, then a slight chance of rain between 8pm and 11pm. Partly cloudy, with a low around 41. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 41 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Juneteenth

    Juneteenth: A 10 percent chance of showers and thunderstorms after 11am. Sunny, with a high near 62. Light west wind becoming west southwest 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 62 °F

    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 32. Breezy, with a west southwest wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph.

    Low: 32 °F

    Mostly Clear
    and Breezy
    then Clear

  • Saturday

    Saturday: Sunny, with a high near 61. Light west southwest wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 61 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 35. West wind 10 to 15 mph becoming light in the evening.

    Low: 35 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 64. North northeast wind around 5 mph becoming west in the afternoon.

    High: 64 °F

    Sunny

Detailed Forecast

Today
A slight chance of rain between 11am and 2pm, then a slight chance of showers and thunderstorms after 2pm. Increasing clouds, with a high near 69. Northeast wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 20%.
Tonight
A 10 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, then gradually becoming clear, with a low around 42. West northwest wind around 5 mph becoming calm in the evening.
Thursday
A 50 percent chance of showers and thunderstorms, mainly between 11am and 5pm. Sunny through mid morning, then becoming partly sunny, with a high near 69. East northeast wind around 5 mph becoming west southwest in the afternoon. Winds could gust as high as 15 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A slight chance of showers and thunderstorms before 8pm, then a slight chance of rain between 8pm and 11pm. Partly cloudy, with a low around 41. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Juneteenth
A 10 percent chance of showers and thunderstorms after 11am. Sunny, with a high near 62. Light west wind becoming west southwest 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Friday Night
Mostly clear, with a low around 32. Breezy, with a west southwest wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph.
Saturday
Sunny, with a high near 61. Light west southwest wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Mostly clear, with a low around 35. West wind 10 to 15 mph becoming light in the evening.
Sunday
Sunny, with a high near 64. North northeast wind around 5 mph becoming west in the afternoon.
Sunday Night
Mostly clear, with a low around 37. West wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 15 mph.
Monday
Sunny, with a high near 67. Northeast wind around 5 mph becoming southwest in the afternoon.
Monday Night
Mostly clear, with a low around 38. West southwest wind 5 to 10 mph becoming light in the evening.
Tuesday
Sunny, with a high near 69. Light west southwest wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles W Conway Summit CA
 38.06°N 119.35°W (Elev. 10830 ft)
Last Update:
7:56 am PDT Jun 17, 2026
Forecast Valid:
8am PDT Jun 17, 2026-6pm PDT Jun 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation