October Heat Wave in California; Tropical Cyclone Possible in the Gulf

Much higher than typical October temperatures will continue across coastal southern California up through the Bay Area and Central Valley through midweek resulting in result in Major to Extreme HeatRisk. A tropical depression is likely to form over the Gulf of America during the middle part of this week with further strengthening possible as it moves northeastward later this week. Read More >

Current conditions at

Top of 22 - 10,067ft (MTH02)

Lat: 37.63707°NLon: 119.0174°WElev: 10100.0ft.

NA

53°F

12°C

Humidity 47%
Wind Speed WSW 15 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Last update 05 Oct 08:50 PM PDT
Extended Forecast for

Mammoth Lakes CA

  • Tonight

    Tonight: Mostly clear, with a low around 45. Southwest wind around 5 mph becoming calm.

    Low: 45 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 65. Calm wind becoming northeast around 5 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 65 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 46. Southwest wind around 5 mph becoming calm  in the evening.

    Low: 46 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 67. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 67 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 46. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 46 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 66. Calm wind becoming east around 5 mph in the afternoon.

    High: 66 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 45. Southwest wind around 5 mph becoming calm.
Tuesday
Sunny, with a high near 65. Calm wind becoming northeast around 5 mph in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 46. Southwest wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 67. Calm wind becoming northeast around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 46. Northwest wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 66. Calm wind becoming east around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 46.
Friday
Sunny, with a high near 64.
Friday Night
Mostly clear, with a low around 45.
Saturday
Sunny, with a high near 57.
Saturday Night
Mostly clear, with a low around 39. Breezy.
Sunday
Sunny, with a high near 50. Breezy.
Sunday Night
A slight chance of snow showers. Mostly clear, with a low around 32.
Columbus Day
Sunny, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
Mammoth Lakes CA
 37.61°N 118.99°W (Elev. 9137 ft)
8:30 pm PDT Oct 5, 2026
9pm PDT Oct 5, 2026-6pm PDT Oct 12, 2026
 
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Additional Resources

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