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

7 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 27. Northeast wind 10 to 15 mph becoming northwest in the afternoon.  Chance of precipitation is 60%. Total daytime snow accumulation of 1 to 2 inches possible.

    High: 27 °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 12. Blustery, with a west wind 15 to 20 mph, with gusts as high as 30 mph.  New snow accumulation of less than a half inch possible.

    Low: 12 °F

    Chance Snow
    Showers and
    Blustery then
    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 35. Southwest wind 5 to 10 mph.

    High: 35 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 18. Southwest wind 10 to 15 mph.

    Low: 18 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 38. 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: 38 °F

    Mostly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 20. Windy, with a southwest wind 25 to 30 mph, with gusts as high as 50 mph.

    Low: 20 °F

    Partly Cloudy
    and Windy

  • Thursday

    Thursday: Mostly sunny, with a high near 33. Windy.

    High: 33 °F

    Mostly Sunny
    and Windy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 10. Breezy.

    Low: 10 °F

    Mostly Clear
    and Breezy

  • Friday

    Friday: Sunny, with a high near 38.

    High: 38 °F

    Sunny

Detailed Forecast

Today
Snow showers likely, mainly between 2pm and 5pm. Some thunder is also possible. Mostly cloudy, with a high near 27. Northeast wind 10 to 15 mph becoming northwest in the afternoon. Chance of precipitation is 60%. Total daytime snow accumulation of 1 to 2 inches possible.
Tonight
A 30 percent chance of snow showers before 8pm. Mostly cloudy, then gradually becoming clear, with a low around 12. Blustery, with a west wind 15 to 20 mph, with gusts as high as 30 mph. New snow accumulation of less than a half inch possible.
Tuesday
Sunny, with a high near 35. Southwest wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 18. Southwest wind 10 to 15 mph.
Wednesday
Mostly sunny, with a high near 38. 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 20. Windy, with a southwest wind 25 to 30 mph, with gusts as high as 50 mph.
Thursday
Mostly sunny, with a high near 33. Windy.
Thursday Night
Mostly clear, with a low around 10. Breezy.
Friday
Sunny, with a high near 38.
Friday Night
Partly cloudy, with a low around 19.
Saturday
Mostly sunny, with a high near 40.
Saturday Night
Mostly cloudy, with a low around 22. Breezy.
Sunday
Mostly sunny, with a high near 39. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SE Mammoth Lakes CA
 37.56°N 118.89°W (Elev. 10407 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

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database