Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather Threat from the Central Plains to the Great Lakes

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, and thunderstorms to the Marianas Islands into Wednesday. Tropical Storm conditions are likely over Guam. Severe thunderstorms and heavy rain are likely across the Upper Mississippi Valley and Great Lakes region with potential for large to very large hail, damaging wind, and tornadoes through Tuesday. Read More >

Current conditions at

TUOLUMNE MEADOWS TUM (TUMC1)

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

NA

19°F

-7°C

Humidity 86%
Wind Speed NE 1 MPH
Barometer NA
Dewpoint 16°F (-9°C)
Visibility NA
Last update 13 Apr 05:00 AM PDT
Extended Forecast for

13 Miles WNW Tioga Pass CA

  • Today

    Today: A chance of snow before 11am, then snow showers likely after 11am. Some thunder is also possible.  Partly sunny and cold, with a high near 26. Wind chill values as low as 15. Calm wind becoming west around 5 mph in the afternoon.  Chance of precipitation is 70%. Total daytime snow accumulation of 1 to 3 inches possible.

    High: 26 °F

    Snow Showers
    Likely

  • Tonight

    Tonight: A 20 percent chance of snow before 11pm.  Mostly cloudy, then gradually becoming clear, with a low around 14. Northwest wind around 5 mph becoming northeast after midnight.

    Low: 14 °F

    Slight Chance
    Snow then
    Clear

  • Tuesday

    Tuesday: Sunny and cold, with a high near 32. Wind chill values as low as 10. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 32 °F

    Cold

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 20. West southwest wind around 5 mph becoming calm  in the evening.

    Low: 20 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 34. Light south southwest wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 34 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow after 11pm.  Mostly cloudy, with a low around 24. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 24 °F

    Slight Chance
    Snow

  • Thursday

    Thursday: A chance of snow before 11am, then a slight chance of snow showers after 11am. Some thunder is also possible.  Partly sunny and cold, with a high near 29. West southwest wind around 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    High: 29 °F

    Chance Snow

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 13. West wind 10 to 15 mph becoming east northeast after midnight. Winds could gust as high as 25 mph.

    Low: 13 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 36. East northeast wind 5 to 10 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 36 °F

    Sunny

Detailed Forecast

Today
A chance of snow before 11am, then snow showers likely after 11am. Some thunder is also possible. Partly sunny and cold, with a high near 26. Wind chill values as low as 15. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 70%. Total daytime snow accumulation of 1 to 3 inches possible.
Tonight
A 20 percent chance of snow before 11pm. Mostly cloudy, then gradually becoming clear, with a low around 14. Northwest wind around 5 mph becoming northeast after midnight.
Tuesday
Sunny and cold, with a high near 32. Wind chill values as low as 10. Calm wind becoming west southwest around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 20. West southwest wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 34. Light south southwest wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 24. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday
A chance of snow before 11am, then a slight chance of snow showers after 11am. Some thunder is also possible. Partly sunny and cold, with a high near 29. West southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Thursday Night
Mostly clear, with a low around 13. West wind 10 to 15 mph becoming east northeast after midnight. Winds could gust as high as 25 mph.
Friday
Sunny, with a high near 36. East northeast wind 5 to 10 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Partly cloudy, with a low around 22. West wind around 5 mph becoming east southeast in the evening.
Saturday
Mostly sunny, with a high near 40. South southeast wind 5 to 10 mph becoming southwest in the morning. Winds could gust as high as 20 mph.
Saturday Night
Mostly cloudy, with a low around 26. West southwest wind 5 to 10 mph becoming east southeast after midnight. Winds could gust as high as 15 mph.
Sunday
A 20 percent chance of snow. Mostly sunny, with a high near 39. South southeast wind 5 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles WNW Tioga Pass CA
 37.97°N 119.47°W (Elev. 9600 ft)
5:56 am PDT Apr 13, 2026
6am PDT Apr 13, 2026-6pm PDT Apr 19, 2026
 
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Additional Resources

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