National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rain and Thunderstorms in the Plains; Tropical Moisture Brings Heavy Rain to Southern California and Southwest

Heavy rain showers and thunderstorms, some severe, will persist across the Plains and Mississippi Valley through Friday. Increasing tropical moisture from the remnants of Mario will bring showers, thunderstorms, and a flash flooding threat across much of southern California into the Desert Southwest through Friday. Read More >

Current conditions at

DW5868 Mammoth Lakes (D5868)

Lat: 37.625°NLon: 118.98°WElev: 7973.0ft.

NA

68°F

20°C

Humidity 35%
Wind Speed SW 4 MPH
Barometer 29.77 in (1008.13 mb)
Dewpoint 39°F (4°C)
Visibility NA
Last update 17 Sep 05:45 PM PDT
Extended Forecast for

2 Miles ENE Mammoth Lakes CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 43. Southeast wind around 5 mph becoming calm in the evening.

    Low: 43 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 40 percent chance of showers, mainly after 2pm. Cloudy, with a high near 65. Calm wind becoming southeast around 5 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 65 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 39. East wind around 5 mph becoming calm in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 50%.

    Low: 39 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 61. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%.

    High: 61 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A 20 percent chance of showers before 11pm. Partly cloudy, with a low around 36. Southwest wind around 5 mph becoming calm in the evening.

    Low: 36 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers after 11am. Mostly sunny, with a high near 67. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 67 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 43. Southeast wind around 5 mph becoming calm in the evening.
Thursday
A 40 percent chance of showers, mainly after 2pm. Cloudy, with a high near 65. Calm wind becoming southeast around 5 mph in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 39. East wind around 5 mph becoming calm in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 50%.
Friday
A chance of showers, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 61. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%.
Friday Night
A 20 percent chance of showers before 11pm. Partly cloudy, with a low around 36. Southwest wind around 5 mph becoming calm in the evening.
Saturday
A 20 percent chance of showers after 11am. Mostly sunny, with a high near 67. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
Sunny, with a high near 68.
Sunday Night
Partly cloudy, with a low around 39.
Monday
Sunny, with a high near 71.
Monday Night
A slight chance of showers. Partly cloudy, with a low around 42.
Tuesday
A chance of showers. Mostly sunny, with a high near 67.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 38.
Wednesday
Sunny, with a high near 65.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Mammoth Lakes CA
 37.66°N 118.95°W (Elev. 7808 ft)
Last Update:
2:15 pm PDT Sep 17, 2025
Forecast Valid:
6pm PDT Sep 17, 2025-6pm PDT Sep 24, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation