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

40°F

4°C

Humidity 47%
Wind Speed SE 0 MPH
Barometer 29.85 in (1010.84 mb)
Dewpoint 21°F (-6°C)
Visibility NA
Last update 19 Apr 04:00 AM PDT
Extended Forecast for

Mammoth Lakes CA

  • Today

    Today: Mostly sunny, with a high near 57. Southwest wind 5 to 10 mph, with gusts as high as 30 mph.

    High: 57 °F

    Mostly Sunny

  • Tonight

    Tonight: 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 57. Southwest wind 5 to 15 mph, with gusts as high as 35 mph.

    High: 57 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 34. Southwest wind 10 to 15 mph, with gusts as high as 40 mph.

    Low: 34 °F

    Mostly Clear

  • Tuesday

    Tuesday: Snow showers, mainly after 11am.  High near 46. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    High: 46 °F

    Snow Showers
    and Breezy

  • Tuesday Night

    Tuesday Night: Snow showers. Some thunder is also possible.  Low around 22. Southwest wind 10 to 15 mph, with gusts as high as 35 mph.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 22 °F

    Snow Showers
    then Snow
    Showers
    Likely

  • Wednesday

    Wednesday: A 50 percent chance of snow showers.  Partly sunny, with a high near 40. Little or no snow accumulation expected.

    High: 40 °F

    Chance Snow
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 20.

    Low: 20 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 57. Southwest wind 5 to 10 mph, with gusts as high as 30 mph.
Tonight
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 57. Southwest wind 5 to 15 mph, with gusts as high as 35 mph.
Monday Night
Mostly clear, with a low around 34. Southwest wind 10 to 15 mph, with gusts as high as 40 mph.
Tuesday
Snow showers, mainly after 11am. High near 46. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Tuesday Night
Snow showers. Some thunder is also possible. Low around 22. Southwest wind 10 to 15 mph, with gusts as high as 35 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Wednesday
A 50 percent chance of snow showers. Partly sunny, with a high near 40. Little or no snow accumulation expected.
Wednesday Night
Mostly clear, with a low around 20.
Thursday
Sunny, with a high near 50.
Thursday Night
Partly cloudy, with a low around 25.
Friday
Mostly sunny, with a high near 52.
Friday Night
Partly cloudy, with a low around 28.
Saturday
A slight chance of rain and snow showers. Mostly sunny, with a high near 52.
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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 18, 2026
4am PDT Apr 19, 2026-6pm PDT Apr 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database