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

Mammoth Yosemite Airport (KMMH)

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

Overcast

25°F

-4°C

Humidity 53%
Wind Speed N 0 MPH
Barometer 30.18 in (1022.01 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Last update 18 Apr 01:55 AM PDT
Extended Forecast for

4 Miles ENE 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 59. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 59 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 30. Southwest wind around 5 mph becoming northwest after midnight.

    Low: 30 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 61. Light and variable wind becoming south 5 to 10 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 61 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 31. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 31 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 61. South wind 5 to 15 mph, with gusts as high as 30 mph.

    High: 61 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 33.

    Low: 33 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Snow showers likely before 5pm, then rain and snow showers likely. Some thunder is also possible.  Partly sunny, with a high near 49. Breezy.

    High: 49 °F

    Snow Showers
    Likely then
    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 23.

    Low: 23 °F

    Rain/Snow
    Likely then
    Chance Snow
    Showers

Detailed Forecast

Overnight
Partly cloudy, with a low around 27. Calm wind.
Saturday
Mostly sunny, with a high near 59. Calm wind becoming southeast around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 30. Southwest wind around 5 mph becoming northwest after midnight.
Sunday
Mostly sunny, with a high near 61. Light and variable wind becoming south 5 to 10 mph in the afternoon. Winds could gust as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 31. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 61. South wind 5 to 15 mph, with gusts as high as 30 mph.
Monday Night
Increasing clouds, with a low around 33.
Tuesday
Snow showers likely before 5pm, then rain and snow showers likely. Some thunder is also possible. Partly sunny, with a high near 49. Breezy.
Tuesday Night
Rain and snow showers likely, 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 43.
Wednesday Night
Partly cloudy, with a low around 20.
Thursday
Sunny, with a high near 51.
Thursday Night
Mostly clear, with a low around 24.
Friday
Sunny, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Mammoth Lakes CA
 37.67°N 118.89°W (Elev. 7671 ft)
11:30 pm PDT Apr 17, 2026
2am 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