Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

Top of 22 (MTH02)

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

NA

39°F

4°C

Humidity 23%
Wind Speed NW 9 MPH
Barometer NA
Dewpoint 4°F (-16°C)
Visibility NA
Wind Chill33°F (1°C)
Last update 18 Jan 06:45 PM PST
Extended Forecast for

3 Miles NW Mammoth Lakes CA

  • Tonight

    Tonight: Partly cloudy, with a low around 32. West wind around 5 mph becoming calm.

    Low: 32 °F

    Partly Cloudy

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 46. Northeast wind around 5 mph.

    High: 46 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 30. Northwest wind around 5 mph becoming calm.

    Low: 30 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 47. Calm wind becoming west around 5 mph.

    High: 47 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 30. Calm wind becoming west around 5 mph.

    Low: 30 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 47. West wind around 5 mph.

    High: 47 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 32. West wind around 5 mph becoming calm.
M.L.King Day
Sunny, with a high near 46. Northeast wind around 5 mph.
Monday Night
Mostly clear, with a low around 30. Northwest wind around 5 mph becoming calm.
Tuesday
Sunny, with a high near 47. Calm wind becoming west around 5 mph.
Tuesday Night
Partly cloudy, with a low around 30. Calm wind becoming west around 5 mph.
Wednesday
Mostly sunny, with a high near 47. West wind around 5 mph.
Wednesday Night
Mostly cloudy, with a low around 31.
Thursday
Mostly sunny, with a high near 43.
Thursday Night
Mostly clear, with a low around 27.
Friday
Sunny, with a high near 40.
Friday Night
Mostly clear, with a low around 26.
Saturday
Sunny, with a high near 40.
Saturday Night
Partly cloudy, with a low around 26.
Sunday
Mostly sunny, with a high near 41.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Mammoth Lakes CA
 37.65°N 119.03°W (Elev. 8809 ft)
1:15 pm PST Jan 18, 2026
7pm PST Jan 18, 2026-6pm PST Jan 25, 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