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

Heavy Rainfall and Flooding Threats in the Midwest and Ohio Valley; Heat Continues in the Plains and Southeast

An active pattern will continue to bring heavy to excessive rainfall and flash flooding threats to the Midwest and Ohio Valley over the next couple of days. Dangerous heat continues across the central/southern Plains and Southeast U.S. into next week. There is potential for record-tying/breaking temperatures with many areas forecast to see their hottest temperatures so far this year. Read More >

Hazardous Weather Conditions

Current conditions at

DW5868 Mammoth Lakes (D5868)

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

NA

48°F

9°C

Humidity 81%
Wind Speed W 0 MPH
Barometer 29.75 in (1007.45 mb)
Dewpoint 42°F (6°C)
Visibility NA
Last update 13 Aug 08:31 PM PDT
Extended Forecast for

Mammoth Lakes CA

Flood Watch August 13, 08:54pm until August 13, 09:00pm
Click here for hazard details and duration
...
  •  
    Flood Watch August 13, 08:54pm until August 13, 09:00pm

    NOW until 9:00pm Thu

    Flood Watch

  • Tonight

    Low: 43 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 69. Southwest wind 5 to 10 mph, with gusts as high as 30 mph.

    High: 69 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 43. Southwest wind 5 to 10 mph, with gusts as high as 30 mph.

    Low: 43 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 71. Light south wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 71 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 45. Southwest wind 5 to 10 mph, with gusts as high as 30 mph.

    Low: 45 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 72. Calm wind becoming south around 5 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 72 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 43. Southwest wind around 5 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 69. Southwest wind 5 to 10 mph, with gusts as high as 30 mph.
Friday Night
Mostly clear, with a low around 43. Southwest wind 5 to 10 mph, with gusts as high as 30 mph.
Saturday
Sunny, with a high near 71. Light south wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 30 mph.
Saturday Night
Mostly clear, with a low around 45. Southwest wind 5 to 10 mph, with gusts as high as 30 mph.
Sunday
Sunny, with a high near 72. Calm wind becoming south around 5 mph in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 47.
Monday
Mostly sunny, with a high near 73.
Monday Night
Mostly cloudy, with a low around 46.
Tuesday
Mostly sunny, with a high near 73.
Tuesday Night
Partly cloudy, with a low around 47.
Wednesday
Mostly sunny, with a high near 74.
Wednesday Night
Partly cloudy, with a low around 47.
Thursday
Sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mammoth Lakes CA
 37.66°N 118.97°W (Elev. 8301 ft)
Last Update:
8:26 pm PDT Aug 13, 2026
Forecast Valid:
8pm PDT Aug 13, 2026-6pm PDT Aug 20, 2026
 
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