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

39°F

4°C

Humidity 48%
Wind Speed WSW 5 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 13 Apr 11:55 AM PDT
Extended Forecast for

10 Miles E Mammoth Lakes CA

  • This Afternoon

    This Afternoon: A 50 percent chance of snow showers, mainly before 5pm. Some thunder is also possible.  Partly sunny, with a high near 44. Northwest wind around 5 mph.  Total daytime snow accumulation of less than a half inch possible.

    High: 44 °F

    Chance Snow
    Showers

  • Tonight

    Tonight: A 20 percent chance of snow showers before 8pm.  Mostly clear, with a low around 18. West wind around 5 mph becoming calm  in the evening.

    Low: 18 °F

    Slight Chance
    Snow Showers
    then Clear

  • Tuesday

    Tuesday: Sunny, with a high near 53. Calm wind becoming west around 5 mph in the afternoon.

    High: 53 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 23. West wind around 5 mph becoming calm  in the evening.

    Low: 23 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 56. Light southwest wind increasing to 5 to 10 mph in the afternoon.

    High: 56 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 25. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 25 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 14.

    Low: 14 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

Detailed Forecast

This Afternoon
A 50 percent chance of snow showers, mainly before 5pm. Some thunder is also possible. Partly sunny, with a high near 44. Northwest wind around 5 mph. Total daytime snow accumulation of less than a half inch possible.
Tonight
A 20 percent chance of snow showers before 8pm. Mostly clear, with a low around 18. West wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 53. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 23. West wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 56. Light southwest wind increasing to 5 to 10 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 25. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 50.
Thursday Night
Mostly clear, with a low around 14.
Friday
Sunny, with a high near 53.
Friday Night
Mostly clear, with a low around 23.
Saturday
Mostly sunny, with a high near 57.
Saturday Night
Mostly cloudy, with a low around 27.
Sunday
Mostly sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles E Mammoth Lakes CA
 37.66°N 118.8°W (Elev. 6998 ft)
11:30 am PDT Apr 13, 2026
12pm 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