Heavy Rainfall and Flooding Concerns in the Southwest; Coastal Low to Impact the East Coast

Deep tropical moisture will lead to widespread showers and thunderstorms capable of producing flash flooding through early next week over the Southwest and Four Corners. A coastal storm is expected to develop off the southeast U.S. coast tonight and is expected to strengthen and bring flooding, dangerous rip currents, gusty winds and heavy rain up much of the East Coast through early next week. Read More >

Current conditions at

TUOLUMNE MEADOWS TUM (TUMC1)

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

NA

41°F

5°C

Humidity 40%
Wind Speed WNW 2 MPH
Barometer NA
Dewpoint 19°F (-7°C)
Visibility NA
Last update 11 Oct 01:00 AM PDT
Extended Forecast for

10 Miles W Conway Summit CA

Winter Storm Watch October 13, 11:00am until October 15, 05:00pm
Click here for hazard details and duration
Winter Storm Watch
  • Overnight

    Overnight: Mostly clear, with a low around 25. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 25 °F

    Mostly Clear
    and Breezy

  • Saturday

    Saturday: Partly sunny, then gradually becoming sunny, with a high near 39. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 40 mph.

    High: 39 °F

    Becoming
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 19. West southwest wind 5 to 10 mph becoming northeast after midnight. Winds could gust as high as 20 mph.

    Low: 19 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 47. West southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 47 °F

    Sunny

  • Sunday Night

    Sunday Night: Patchy frost.  Otherwise, mostly clear, with a low around 21. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 21 °F

    Patchy Frost

  • Columbus Day

    Columbus Day: A 40 percent chance of snow, mainly after 11am.  Partly sunny, with a high near 34. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 35 mph.  New snow accumulation of less than a half inch possible.

    High: 34 °F

    Chance Snow
    and Breezy

  • Monday Night

    Monday Night: Snow likely, mainly after 11pm. The snow could be heavy at times.  Mostly cloudy, with a low around 21. South wind 10 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 70%. New snow accumulation of 4 to 8 inches possible.

    Low: 21 °F

    Heavy Snow

  • Tuesday

    Tuesday: Snow showers. The snow could be heavy at times. Some thunder is also possible.  High near 28. South southwest wind around 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 80%.

    High: 28 °F

    Heavy Snow

  • Tuesday Night

    Tuesday Night: Snow.  Low around 15. Southwest wind 5 to 10 mph.  Chance of precipitation is 90%.

    Low: 15 °F

    Snow

Detailed Forecast

Overnight
Mostly clear, with a low around 25. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Saturday
Partly sunny, then gradually becoming sunny, with a high near 39. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 40 mph.
Saturday Night
Mostly clear, with a low around 19. West southwest wind 5 to 10 mph becoming northeast after midnight. Winds could gust as high as 20 mph.
Sunday
Sunny, with a high near 47. West southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday Night
Patchy frost. Otherwise, mostly clear, with a low around 21. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Columbus Day
A 40 percent chance of snow, mainly after 11am. Partly sunny, with a high near 34. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 35 mph. New snow accumulation of less than a half inch possible.
Monday Night
Snow likely, mainly after 11pm. The snow could be heavy at times. Mostly cloudy, with a low around 21. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of 4 to 8 inches possible.
Tuesday
Snow showers. The snow could be heavy at times. Some thunder is also possible. High near 28. South southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Tuesday Night
Snow. Low around 15. Southwest wind 5 to 10 mph. Chance of precipitation is 90%.
Wednesday
Snow likely. Mostly cloudy and cold, with a high near 30. West wind around 5 mph. Chance of precipitation is 60%.
Wednesday Night
A 40 percent chance of snow. Partly cloudy, with a low around 14. West wind around 5 mph becoming south in the evening.
Thursday
A 20 percent chance of snow. Mostly sunny, with a high near 33. South wind around 5 mph becoming west northwest in the afternoon.
Thursday Night
Partly cloudy, with a low around 19. West northwest wind 5 to 10 mph becoming southwest in the evening. Winds could gust as high as 15 mph.
Friday
Mostly sunny, with a high near 38. West southwest wind around 5 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles W Conway Summit CA
 38.06°N 119.35°W (Elev. 10830 ft)
12:56 am PDT Oct 11, 2025
1am PDT Oct 11, 2025-6pm PDT Oct 17, 2025
 
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Additional Resources

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