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

ROCK CREEK (RCEC1)

Lat: 37.55983°NLon: 118.67841°WElev: 7103.0ft.

NA

24°F

-4°C

Humidity 65%
Wind Speed W 5 MPH
Barometer NA
Dewpoint 14°F (-10°C)
Visibility NA
Wind Chill18°F (-8°C)
Last update 19 Jan 07:04 AM PST
Extended Forecast for

17 Miles ESE Mammoth Lakes CA

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 51. Northwest wind around 5 mph.

    High: 51 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 20. Calm wind.

    Low: 20 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 52. Calm wind becoming west around 5 mph.

    High: 52 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 22. Calm wind becoming west around 5 mph.

    Low: 22 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 50. West wind around 5 mph.

    High: 50 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 27. Calm wind.

    Low: 27 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 45.

    High: 45 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

Detailed Forecast

M.L.King Day
Sunny, with a high near 51. Northwest wind around 5 mph.
Tonight
Mostly clear, with a low around 20. Calm wind.
Tuesday
Mostly sunny, with a high near 52. Calm wind becoming west around 5 mph.
Tuesday Night
Mostly cloudy, with a low around 22. Calm wind becoming west around 5 mph.
Wednesday
Partly sunny, with a high near 50. West wind around 5 mph.
Wednesday Night
Mostly cloudy, with a low around 27. Calm wind.
Thursday
Partly sunny, with a high near 45.
Thursday Night
Partly cloudy, with a low around 24.
Friday
Mostly sunny, with a high near 44.
Friday Night
Mostly clear, with a low around 20.
Saturday
Sunny, with a high near 45.
Saturday Night
Mostly clear, with a low around 20.
Sunday
Mostly sunny, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles ESE Mammoth Lakes CA
 37.57°N 118.67°W (Elev. 7198 ft)
1:15 am PST Jan 19, 2026
8am PST Jan 19, 2026-6pm PST Jan 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database