Late January Extreme Cold; Watching for Another East Coast Storm Threat This Weekend

Well below normal temperatures will continue for the eastern half of the Lower 48 this week. Another blast of arctic air will spread from the Plains through the East/Southeast Friday into Saturday with more record lows expected even into Florida. Forecasts are being monitored for increasing potential of another significant winter storm to impact the eastern United States this coming weekend. Read More >

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Clear

21°F

-6°C

Humidity 62%
Wind Speed NNW 4 MPH
Barometer 30.32 in (1026.75 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill15°F (-9°C)
Last update 27 Jan 05:15 PM PST
Extended Forecast for

6 Miles ESE Mammoth Lakes CA

  • Tonight

    Tonight: Partly cloudy, with a low around 19. Very windy, with a southwest wind 20 to 30 mph increasing to 30 to 40 mph after midnight. Winds could gust as high as 60 mph.

    Low: 19 °F

    Partly Cloudy
    and Very
    Windy

  • Wednesday

    Wednesday: Sunny, with a high near 35. Windy, with a west wind 25 to 30 mph decreasing to 15 to 20 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 35 °F

    Sunny and
    Windy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 21. Southwest wind around 10 mph.

    Low: 21 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 38. West wind around 10 mph becoming northwest in the morning.

    High: 38 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 24. West wind around 10 mph.

    Low: 24 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 41. Northwest wind 5 to 10 mph.

    High: 41 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 42.

    High: 42 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 19. Very windy, with a southwest wind 20 to 30 mph increasing to 30 to 40 mph after midnight. Winds could gust as high as 60 mph.
Wednesday
Sunny, with a high near 35. Windy, with a west wind 25 to 30 mph decreasing to 15 to 20 mph in the afternoon. Winds could gust as high as 40 mph.
Wednesday Night
Mostly clear, with a low around 21. Southwest wind around 10 mph.
Thursday
Sunny, with a high near 38. West wind around 10 mph becoming northwest in the morning.
Thursday Night
Partly cloudy, with a low around 24. West wind around 10 mph.
Friday
Partly sunny, with a high near 41. Northwest wind 5 to 10 mph.
Friday Night
Mostly cloudy, with a low around 26.
Saturday
Partly sunny, with a high near 42.
Saturday Night
Partly cloudy, with a low around 25.
Sunday
Partly sunny, with a high near 39. Breezy.
Sunday Night
Partly cloudy, with a low around 22.
Monday
Sunny, with a high near 34.
Monday Night
Mostly clear, with a low around 19.
Tuesday
Sunny, with a high near 35.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ESE Mammoth Lakes CA
 37.58°N 118.9°W (Elev. 10617 ft)
4:31 pm PST Jan 27, 2026
5pm PST Jan 27, 2026-6pm PST Feb 3, 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