Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

Current conditions at

DW5868 Mammoth Lakes (D5868)

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

NA

48°F

9°C

Humidity 20%
Wind Speed ENE 0 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 9°F (-13°C)
Visibility NA
Last update 18 Apr 10:30 AM PDT
Extended Forecast for

Mammoth Lakes CA

  • Today

    Today: Sunny, with a high near 49. North wind 5 to 10 mph becoming southwest in the morning. Winds could gust as high as 25 mph.

    High: 49 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 33. Southwest wind 5 to 10 mph, with gusts as high as 25 mph.

    Low: 33 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 50. Southwest wind 5 to 15 mph, with gusts as high as 35 mph.

    High: 50 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 33. Southwest wind 10 to 15 mph, with gusts as high as 35 mph.

    Low: 33 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 50. Breezy, with a southwest wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 50 °F

    Sunny then
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 32. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph.

    Low: 32 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Tuesday

    Tuesday: Snow showers, mainly after 11am. The snow could be heavy at times. Some thunder is also possible.  High near 39. Breezy.  Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.

    High: 39 °F

    Heavy Snow
    and Breezy

  • Tuesday Night

    Tuesday Night: Snow showers. The snow could be heavy at times. Some thunder is also possible.  Mostly cloudy, with a low around 22. Breezy.

    Low: 22 °F

    Heavy Snow
    and Breezy

  • Wednesday

    Wednesday: A chance of snow showers.  Partly sunny, with a high near 33.

    High: 33 °F

    Chance Snow
    Showers

Detailed Forecast

Today
Sunny, with a high near 49. North wind 5 to 10 mph becoming southwest in the morning. Winds could gust as high as 25 mph.
Tonight
Mostly cloudy, with a low around 33. Southwest wind 5 to 10 mph, with gusts as high as 25 mph.
Sunday
Mostly sunny, with a high near 50. Southwest wind 5 to 15 mph, with gusts as high as 35 mph.
Sunday Night
Partly cloudy, with a low around 33. Southwest wind 10 to 15 mph, with gusts as high as 35 mph.
Monday
Sunny, with a high near 50. Breezy, with a southwest wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Monday Night
Mostly clear, with a low around 32. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph.
Tuesday
Snow showers, mainly after 11am. The snow could be heavy at times. Some thunder is also possible. High near 39. Breezy. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.
Tuesday Night
Snow showers. The snow could be heavy at times. Some thunder is also possible. Mostly cloudy, with a low around 22. Breezy.
Wednesday
A chance of snow showers. Partly sunny, with a high near 33.
Wednesday Night
A slight chance of snow showers before 11pm. Mostly clear, with a low around 19.
Thursday
Sunny, with a high near 39.
Thursday Night
Partly cloudy, with a low around 24.
Friday
A slight chance of snow showers. Mostly sunny, with a high near 40.
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ABOUT THIS FORECAST

 
Point Forecast:
Mammoth Lakes CA
 37.61°N 118.99°W (Elev. 9137 ft)
10:08 am PDT Apr 18, 2026
10am PDT Apr 18, 2026-6pm PDT Apr 24, 2026
 
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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