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

Mammoth Yosemite Airport (KMMH)

Lat: 37.6241°NLon: 118.8423°WElev: 7112.0ft.

Clear

46°F

8°C

Humidity 20%
Wind Speed N 0 MPH
Barometer 30.18 in (1022.01 mb)
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Last update 18 Apr 09:55 AM PDT
Extended Forecast for

12 Miles ESE Mammoth Lakes CA

  • Today

    Today: Mostly sunny, with a high near 58. Calm wind becoming east around 5 mph in the afternoon.

    High: 58 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 32. South wind around 5 mph becoming calm  in the evening.

    Low: 32 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 60. Light and variable wind becoming south 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 60 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 33. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 33 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 61. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 61 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 33. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 33 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Tuesday

    Tuesday: A chance of snow showers before 11am, then rain and snow showers likely. Some thunder is also possible.  Partly sunny, with a high near 50. Breezy.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 50 °F

    Rain/Snow
    Likely and
    Breezy

  • Tuesday Night

    Tuesday Night: Rain and snow showers likely, becoming all snow after 8pm. Some thunder is also possible.  Mostly cloudy, with a low around 24. Breezy.

    Low: 24 °F

    Rain/Snow
    Likely and
    Breezy then
    Chance Snow
    Showers

  • Wednesday

    Wednesday: A chance of snow showers, mainly after 11am.  Mostly sunny, with a high near 44.

    High: 44 °F

    Chance Snow
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 58. Calm wind becoming east around 5 mph in the afternoon.
Tonight
Partly cloudy, with a low around 32. South wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 60. Light and variable wind becoming south 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 33. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 61. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.
Monday Night
Increasing clouds, with a low around 33. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.
Tuesday
A chance of snow showers before 11am, then rain and snow showers likely. Some thunder is also possible. Partly sunny, with a high near 50. Breezy. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday Night
Rain and snow showers likely, becoming all snow after 8pm. Some thunder is also possible. Mostly cloudy, with a low around 24. Breezy.
Wednesday
A chance of snow showers, mainly after 11am. Mostly sunny, with a high near 44.
Wednesday Night
Mostly clear, with a low around 23.
Thursday
Sunny, with a high near 51.
Thursday Night
Mostly clear, with a low around 26.
Friday
Sunny, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles ESE Mammoth Lakes CA
 37.57°N 118.78°W (Elev. 7585 ft)
4:30 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