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

Mammoth Yosemite Airport (KMMH)

Lat: 37.6241°NLon: 118.8423°WElev: 7112.0ft.

Overcast

37°F

3°C

Humidity 47%
Wind Speed WSW 5 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 13 Apr 11:15 AM PDT
Extended Forecast for

10 Miles SE Mammoth Lakes CA

  • Today

    Today: Snow showers likely, mainly between 2pm and 5pm. Some thunder is also possible.  Mostly cloudy, with a high near 29. North wind around 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 60%. Total daytime snow accumulation of around an inch possible.

    High: 29 °F

    Snow Showers
    Likely

  • Tonight

    Tonight: A 30 percent chance of snow showers before 8pm.  Mostly cloudy, then gradually becoming clear, with a low around 16. West wind 5 to 10 mph, with gusts as high as 20 mph.  New snow accumulation of less than a half inch possible.

    Low: 16 °F

    Chance Snow
    Showers then
    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 38. West wind 5 to 15 mph.

    High: 38 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 23. Southwest wind 5 to 15 mph.

    Low: 23 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 41. Breezy, with a southwest wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 41 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 25. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 25 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

  • Thursday

    Thursday: Sunny, with a high near 36. Breezy.

    High: 36 °F

    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 15. Breezy.

    Low: 15 °F

    Mostly Clear
    and Breezy

  • Friday

    Friday: Sunny, with a high near 40.

    High: 40 °F

    Sunny

Detailed Forecast

Today
Snow showers likely, mainly between 2pm and 5pm. Some thunder is also possible. Mostly cloudy, with a high near 29. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. Total daytime snow accumulation of around an inch possible.
Tonight
A 30 percent chance of snow showers before 8pm. Mostly cloudy, then gradually becoming clear, with a low around 16. West wind 5 to 10 mph, with gusts as high as 20 mph. New snow accumulation of less than a half inch possible.
Tuesday
Sunny, with a high near 38. West wind 5 to 15 mph.
Tuesday Night
Mostly clear, with a low around 23. Southwest wind 5 to 15 mph.
Wednesday
Mostly sunny, with a high near 41. Breezy, with a southwest wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Wednesday Night
Partly cloudy, with a low around 25. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Thursday
Sunny, with a high near 36. Breezy.
Thursday Night
Mostly clear, with a low around 15. Breezy.
Friday
Sunny, with a high near 40.
Friday Night
Partly cloudy, with a low around 24.
Saturday
Mostly sunny, with a high near 43.
Saturday Night
Mostly cloudy, with a low around 26.
Sunday
Mostly sunny, with a high near 43. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles SE Mammoth Lakes CA
 37.54°N 118.83°W (Elev. 9216 ft)
11:30 am PDT Apr 13, 2026
11am PDT Apr 13, 2026-6pm PDT Apr 19, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database