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

Hurricane Isaias Approaching the Gulf Coast; Remnants of Rachel to Impact the Southwest U.S.

Hurricane Isaias is expected to make landfall along the U.S. northern Gulf Coast late Friday or early Saturday. A life-threatening storm surge is expected along the coast with damaging wind gusts extending well inland. Areas of heavy rainfall are forecast throughout much of the Southeast U.S. The remnants of Rachel will bring gusty winds and heavy rainfall to the Southwest U.S. this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Mostly Cloudy

70°F

21°C

Humidity 21%
Wind Speed SW 4 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 09 Oct 01:35 PM PDT
Extended Forecast for

12 Miles SE Mammoth Lakes CA

Lake Wind Advisory October 10, 11:00am until October 10, 11:00pm
Red Flag Warning October 10, 11:00am until October 10, 09:00pm
Click here for hazard details and duration
Lake Wind Advisory
Red Flag Warning

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 55. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 55 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 33. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 33 °F

    Mostly Clear
    then Mostly
    Clear and
    Breezy

  • Saturday

    Saturday: Sunny, with a high near 47. Windy, with a southwest wind 20 to 25 mph increasing to 25 to 30 mph in the morning. Winds could gust as high as 50 mph.

    High: 47 °F

    Sunny and
    Windy

  • Saturday Night

    Saturday Night: A slight chance of snow showers before 8pm, then a chance of snow showers after 11pm. Partly cloudy, with a low around 30. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Breezy.
    Slight Chance
    Snow Showers
    then Chance
    Snow Showers

  • Sunday

    Sunday: Snow showers likely. Mostly cloudy, with a high near 40. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Snow Showers
    Likely and
    Breezy

  • Sunday Night

    Sunday Night: A 40 percent chance of snow showers. Mostly cloudy, with a low around 22. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph. Little or no snow accumulation expected.

    Low: 22 °F

    Chance Snow
    Showers and
    Breezy

  • Columbus Day

    Columbus Day: Snow showers likely, mainly after 11am. Partly sunny, with a high near 32. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 32 °F

    Snow Showers
    Likely

  • Monday Night

    Monday Night: Snow showers likely, mainly before 11pm. Mostly cloudy, with a low around 19.

    Low: 19 °F

    Snow Showers
    Likely

  • Tuesday

    Tuesday: A slight chance of snow showers. Mostly sunny, with a high near 36.

    High: 36 °F

    Slight Chance
    Snow Showers

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 55. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 33. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Saturday
Sunny, with a high near 47. Windy, with a southwest wind 20 to 25 mph increasing to 25 to 30 mph in the morning. Winds could gust as high as 50 mph.
Saturday Night
A slight chance of snow showers before 8pm, then a chance of snow showers after 11pm. Partly cloudy, with a low around 30. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Sunday
Snow showers likely. Mostly cloudy, with a high near 40. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Sunday Night
A 40 percent chance of snow showers. Mostly cloudy, with a low around 22. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph. Little or no snow accumulation expected.
Columbus Day
Snow showers likely, mainly after 11am. Partly sunny, with a high near 32. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Monday Night
Snow showers likely, mainly before 11pm. Mostly cloudy, with a low around 19.
Tuesday
A slight chance of snow showers. Mostly sunny, with a high near 36.
Tuesday Night
Mostly clear, with a low around 22.
Wednesday
Sunny, with a high near 43.
Wednesday Night
Mostly clear, with a low around 25.
Thursday
Sunny, with a high near 46.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
12 Miles SE Mammoth Lakes CA
 37.5°N 118.82°W (Elev. 10732 ft)
Last Update:
11:34 am PDT Oct 9, 2026
Forecast Valid:
1pm PDT Oct 9, 2026-6pm PDT Oct 15, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation