Storm Impacting the Southwest U.S.; Above Normal Temperatures Further East

A storm system will shift across the southwest U.S. through Thursday with widespread showers and isolated thunderstorms. Isolated flooding is possible. High-elevation snow is also expected in parts of Nevada and the southern Sierra Nevada range. East of this storm, above average temperatures will challenge or break daily record high temperatures this week in the southern Plains and southeast U.S. Read More >

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Overcast

30°F

-1°C

Humidity 92%
Wind Speed N 0 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 18 Nov 10:15 AM PST
Extended Forecast for

11 Miles ESE Mammoth Lakes CA

Winter Weather Advisory November 18, 10:42am until November 18, 04:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory November 18, 10:42am until November 18, 04:00pm

    NOW until 4:00pm Tue

    Winter Weather Advisory

  • Today

    High: 37 °F

    Snow Likely

  • Tonight

    Tonight: A 50 percent chance of snow before 1am.  Mostly cloudy, with a low around 23. Southwest wind around 5 mph becoming calm.  Little or no snow accumulation expected.

    Low: 23 °F

    Chance Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 37. Calm wind becoming east around 5 mph in the afternoon.

    High: 37 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 10 percent chance of snow after 4am.  Partly cloudy, with a low around 20. Calm wind.

    Low: 20 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Thursday

    Thursday: A 40 percent chance of snow, mainly after 10am.  Mostly cloudy, with a high near 38. Calm wind becoming southeast around 5 mph in the morning.  New snow accumulation of less than one inch possible.

    High: 38 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A 50 percent chance of snow, mainly before 4am.  Mostly cloudy, with a low around 22. East wind around 5 mph.  New snow accumulation of less than one inch possible.

    Low: 22 °F

    Chance Snow

  • Friday

    Friday: A 20 percent chance of snow before 10am.  Partly sunny, with a high near 36.

    High: 36 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

Detailed Forecast

Today
Snow likely, mainly before 1pm. Mostly cloudy, with a high near 37. North wind 5 to 10 mph. Chance of precipitation is 60%. Total daytime snow accumulation of 1 to 2 inches possible.
Tonight
A 50 percent chance of snow before 1am. Mostly cloudy, with a low around 23. Southwest wind around 5 mph becoming calm. Little or no snow accumulation expected.
Wednesday
Mostly sunny, with a high near 37. Calm wind becoming east around 5 mph in the afternoon.
Wednesday Night
A 10 percent chance of snow after 4am. Partly cloudy, with a low around 20. Calm wind.
Thursday
A 40 percent chance of snow, mainly after 10am. Mostly cloudy, with a high near 38. Calm wind becoming southeast around 5 mph in the morning. New snow accumulation of less than one inch possible.
Thursday Night
A 50 percent chance of snow, mainly before 4am. Mostly cloudy, with a low around 22. East wind around 5 mph. New snow accumulation of less than one inch possible.
Friday
A 20 percent chance of snow before 10am. Partly sunny, with a high near 36.
Friday Night
Mostly cloudy, with a low around 22.
Saturday
Mostly sunny, with a high near 41.
Saturday Night
Partly cloudy, with a low around 24.
Sunday
Mostly sunny, with a high near 45.
Sunday Night
Mostly clear, with a low around 25.
Monday
Mostly sunny, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles ESE Mammoth Lakes CA
 37.57°N 118.78°W (Elev. 7585 ft)
9:15 am PST Nov 18, 2025
10am PST Nov 18, 2025-6pm PST Nov 24, 2025
 
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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