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

50°F

10°C

Humidity 19%
Wind Speed SE 6 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 18 Apr 10:55 AM PDT
Extended Forecast for

10 Miles ESE Mammoth Lakes CA

  • Today

    Today: Sunny, with a high near 61. East wind around 5 mph.

    High: 61 °F

    Sunny

  • Tonight

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

    Low: 32 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 64. Light and variable wind becoming south 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 64 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 33. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 33 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 64. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 64 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 33. Southwest wind 10 to 15 mph.

    Low: 33 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of rain and snow showers before 8am, then rain showers.  Snow level 7300 feet rising to 7900 feet. High near 54. Breezy.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 54 °F

    Rain/Snow
    Likely then
    Showers and
    Breezy

  • Tuesday Night

    Tuesday Night: Rain and snow showers, becoming all snow after 8pm. Some thunder is also possible.  Mostly cloudy, with a low around 23.

    Low: 23 °F

    Rain/Snow
    then Chance
    Snow Showers

  • Wednesday

    Wednesday: A chance of snow showers.  Partly sunny, with a high near 46.

    High: 46 °F

    Chance Snow
    Showers

Detailed Forecast

Today
Sunny, with a high near 61. East wind around 5 mph.
Tonight
Mostly cloudy, with a low around 32. Southeast wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 64. 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 10 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 64. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Monday Night
Mostly clear, with a low around 33. Southwest wind 10 to 15 mph.
Tuesday
A slight chance of rain and snow showers before 8am, then rain showers. Snow level 7300 feet rising to 7900 feet. High near 54. Breezy. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Tuesday Night
Rain and snow showers, becoming all snow after 8pm. Some thunder is also possible. Mostly cloudy, with a low around 23.
Wednesday
A chance of snow showers. Partly sunny, with a high near 46.
Wednesday Night
Mostly clear, with a low around 21.
Thursday
Sunny, with a high near 54.
Thursday Night
Partly cloudy, with a low around 25.
Friday
Mostly sunny, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles ESE Mammoth Lakes CA
 37.6°N 118.79°W (Elev. 6909 ft)
10:08 am PDT Apr 18, 2026
11am 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