Severe Thunderstorms for the Center of the Nation; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

A round of severe thunderstorms are forecast across areas of the Southern Plains, Mississippi Valley and Great Lakes this afternoon and tonight; The threat for flash flooding will also accompany these storms. The rainfall for the Great Lakes region could prolong the ongoing flooding. Where the rain is needed, the Southern High Plains, critical fire weather concerns through today. Read More >

Current conditions at

DW5868 Mammoth Lakes (D5868)

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

NA

27°F

-3°C

Humidity 56%
Wind Speed W 0 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 13°F (-11°C)
Visibility NA
Last update 18 Apr 02:45 AM PDT
Extended Forecast for

Mammoth Lakes CA

  • Overnight

    Overnight: Partly cloudy, with a low around 27. Calm wind.

    Low: 27 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 57. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 57 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 31. Southwest wind around 5 mph, with gusts as high as 20 mph.

    Low: 31 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 58. Southwest wind 5 to 10 mph, with gusts as high as 30 mph.

    High: 58 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 33. Southwest wind 5 to 10 mph, with gusts as high as 30 mph.

    Low: 33 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 58. South wind 5 to 15 mph, with gusts as high as 35 mph.

    High: 58 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Tuesday

    Tuesday: Snow showers likely, mainly after 11am. Some thunder is also possible.  Partly sunny, with a high near 45.

    High: 45 °F

    Snow Showers
    Likely

  • Tuesday Night

    Tuesday Night: Snow showers likely, mainly before 11pm. The snow could be heavy at times. Some thunder is also possible.  Mostly cloudy, with a low around 23.

    Low: 23 °F

    Heavy Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 27. Calm wind.
Saturday
Mostly sunny, with a high near 57. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 31. Southwest wind around 5 mph, with gusts as high as 20 mph.
Sunday
Mostly sunny, with a high near 58. Southwest wind 5 to 10 mph, with gusts as high as 30 mph.
Sunday Night
Partly cloudy, with a low around 33. Southwest wind 5 to 10 mph, with gusts as high as 30 mph.
Monday
Sunny, with a high near 58. South wind 5 to 15 mph, with gusts as high as 35 mph.
Monday Night
Mostly clear, with a low around 33.
Tuesday
Snow showers likely, mainly after 11am. Some thunder is also possible. Partly sunny, with a high near 45.
Tuesday Night
Snow showers likely, mainly before 11pm. The snow could be heavy at times. Some thunder is also possible. Mostly cloudy, with a low around 23.
Wednesday
A chance of snow showers. Partly sunny, with a high near 41.
Wednesday Night
Partly cloudy, with a low around 20.
Thursday
Sunny, with a high near 48.
Thursday Night
Mostly clear, with a low around 24.
Friday
Sunny, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
Mammoth Lakes CA
 37.66°N 118.97°W (Elev. 8301 ft)
11:30 pm PDT Apr 17, 2026
3am PDT Apr 18, 2026-6pm PDT Apr 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database