National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Wet and Cool in the East this Memorial Day Weekend; Well Above Normal Temperatures in the Northern Plains

A wet Memorial Day weekend is in store for the East, with widespread rainfall of 1 to more than 2 inches expected from the Gulf Coast to southern New England. Well above normal temperatures are forecast to build across the northern Plains. Another round of heavy to excessive rainfall is expected to impact the western Gulf Coast this weekend with Flood Watches in effect. Read More >

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Overcast

59°F

15°C

Humidity 30%
Wind Speed WSW 6 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 23 May 08:55 PM PDT
Extended Forecast for

5 Miles ESE Mammoth Lakes CA

  • Tonight

    Tonight: Partly cloudy, with a low around 41. South wind 10 to 15 mph.

    Low: 41 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Snow level 10700 feet rising to 11500 feet in the afternoon. Increasing clouds, with a high near 53. Southeast wind around 10 mph becoming southwest in the afternoon. Chance of precipitation is 50%.

    High: 53 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before 8pm. Snow level 11400 feet lowering to 10900 feet. Mostly cloudy, then gradually becoming mostly clear, with a low around 39. West wind 5 to 15 mph.

    Low: 39 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Memorial Day

    Memorial Day: A slight chance of rain and snow showers between 11am and 2pm, then a slight chance of rain showers after 2pm. Snow level 10700 feet rising to 11400 feet in the afternoon. Mostly sunny, with a high near 54. Southwest wind 10 to 15 mph. Chance of precipitation is 20%.

    High: 54 °F

    Slight Chance
    Rain/Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around 37. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 35 mph.

    Low: 37 °F

    Partly Cloudy
    and Breezy

  • Tuesday

    Tuesday: Sunny, with a high near 48. Very windy, with a southwest wind 25 to 30 mph increasing to 35 to 40 mph in the morning. Winds could gust as high as 60 mph.

    High: 48 °F

    Sunny and
    Very Windy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 29. Windy.

    Low: 29 °F

    Mostly Clear
    and Windy

  • Wednesday

    Wednesday: Snow showers likely, mainly after 11am. Some thunder is also possible. Partly sunny, with a high near 36. Breezy.

    High: 36 °F

    Snow Showers
    Likely and
    Breezy

  • Wednesday Night

    Wednesday Night: A chance of snow showers, mainly before 11pm. Mostly cloudy, with a low around 25.

    Low: 25 °F

    Chance Snow
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 41. South wind 10 to 15 mph.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Snow level 10700 feet rising to 11500 feet in the afternoon. Increasing clouds, with a high near 53. Southeast wind around 10 mph becoming southwest in the afternoon. Chance of precipitation is 50%.
Sunday Night
A 20 percent chance of showers before 8pm. Snow level 11400 feet lowering to 10900 feet. Mostly cloudy, then gradually becoming mostly clear, with a low around 39. West wind 5 to 15 mph.
Memorial Day
A slight chance of rain and snow showers between 11am and 2pm, then a slight chance of rain showers after 2pm. Snow level 10700 feet rising to 11400 feet in the afternoon. Mostly sunny, with a high near 54. Southwest wind 10 to 15 mph. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 37. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 35 mph.
Tuesday
Sunny, with a high near 48. Very windy, with a southwest wind 25 to 30 mph increasing to 35 to 40 mph in the morning. Winds could gust as high as 60 mph.
Tuesday Night
Mostly clear, with a low around 29. Windy.
Wednesday
Snow showers likely, mainly after 11am. Some thunder is also possible. Partly sunny, with a high near 36. Breezy.
Wednesday Night
A chance of snow showers, mainly before 11pm. Mostly cloudy, with a low around 25.
Thursday
A chance of snow showers, mainly after 11am. Some thunder is also possible. Partly sunny, with a high near 36.
Thursday Night
A slight chance of snow showers. Partly cloudy, with a low around 28.
Friday
Sunny, with a high near 46.
Friday Night
Mostly clear, with a low around 35.
Saturday
Sunny, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Mammoth Lakes CA
 37.58°N 118.9°W (Elev. 10617 ft)
Last Update:
4:30 pm PDT May 23, 2026
Forecast Valid:
9pm PDT May 23, 2026-6pm PDT May 30, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation