Snow Squalls May Impact New Year's Eve Travel from the Great Lakes to the Mid-Atlantic; Heavy Rain Returns to California

Lake effect snow will continue through Friday bringing significant snowfall to areas east to southeast of the Great Lakes. Snow squalls may impact New Year's Eve travel this evening and overnight across parts of the Great Lakes, Ohio Valley, Mid-Atlantic, and Upstate New York. Heavy rain will bring another flash flooding threat for southern California New Year's Eve into New Year's Day. Read More >

Current conditions at

ROCK CREEK (RCEC1)

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

NA

23°F

-5°C

Humidity 90%
Wind Speed W 2 MPH
Barometer NA
Dewpoint 20°F (-7°C)
Visibility NA
Last update 31 Dec 07:04 AM PST
Extended Forecast for

13 Miles ESE Mammoth Lakes CA

Winter Storm Watch January 2, 04:00pm until January 4, 10:00am
Click here for hazard details and duration
Winter Storm Watch
  • Today

    Today: Rain and snow likely, mainly after 1pm.  Snow level 7800 feet rising to 8400 feet. Cloudy, with a high near 45. Calm wind becoming east around 5 mph.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 45 °F

    Rain/Snow
    Likely

  • Tonight

    Tonight: Rain and snow likely, mainly before 10pm.  Snow level 9000 feet. Mostly cloudy, with a low around 28. Calm wind.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 28 °F

    Rain/Snow
    Likely

  • New Year's Day

    New Year's Day: Rain likely before 1pm, then rain and snow likely.  Snow level 8800 feet lowering to 8100 feet in the afternoon . Mostly cloudy, with a high near 44. Calm wind becoming southwest around 5 mph in the afternoon.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 44 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Thursday Night

    Thursday Night: A chance of rain and snow before 1am, then a slight chance of snow between 1am and 4am.  Snow level 7600 feet. Partly cloudy, with a low around 23. Southwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 23 °F

    Chance
    Rain/Snow

  • Friday

    Friday: A chance of rain and snow between 10am and 1pm, then a chance of rain after 1pm.  Snow level 7500 feet. Mostly sunny, with a high near 46. Light south wind increasing to 5 to 10 mph in the morning.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 46 °F

    Chance
    Rain/Snow

  • Friday Night

    Friday Night: A slight chance of rain and snow before 10pm, then snow likely between 10pm and 1am, then rain and snow likely after 1am.  Snow level 7000 feet. Mostly cloudy, with a low around 25. South wind 5 to 10 mph.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 25 °F

    Rain/Snow
    Likely

  • Saturday

    Saturday: Snow, possibly mixed with rain.  Snow level 7400 feet. High near 43. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 43 °F

    Rain/Snow

  • Saturday Night

    Saturday Night: Rain and snow likely, becoming all snow after 10pm.  Mostly cloudy, with a low around 21.

    Low: 21 °F

    Rain/Snow
    Likely then
    Snow Likely

  • Sunday

    Sunday: Snow likely.  Mostly cloudy, with a high near 41.

    High: 41 °F

    Snow Likely

Detailed Forecast

Today
Rain and snow likely, mainly after 1pm. Snow level 7800 feet rising to 8400 feet. Cloudy, with a high near 45. Calm wind becoming east around 5 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Tonight
Rain and snow likely, mainly before 10pm. Snow level 9000 feet. Mostly cloudy, with a low around 28. Calm wind. Chance of precipitation is 60%. Little or no snow accumulation expected.
New Year's Day
Rain likely before 1pm, then rain and snow likely. Snow level 8800 feet lowering to 8100 feet in the afternoon . Mostly cloudy, with a high near 44. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%. Little or no snow accumulation expected.
Thursday Night
A chance of rain and snow before 1am, then a slight chance of snow between 1am and 4am. Snow level 7600 feet. Partly cloudy, with a low around 23. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. Little or no snow accumulation expected.
Friday
A chance of rain and snow between 10am and 1pm, then a chance of rain after 1pm. Snow level 7500 feet. Mostly sunny, with a high near 46. Light south wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 30%. Little or no snow accumulation expected.
Friday Night
A slight chance of rain and snow before 10pm, then snow likely between 10pm and 1am, then rain and snow likely after 1am. Snow level 7000 feet. Mostly cloudy, with a low around 25. South wind 5 to 10 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Saturday
Snow, possibly mixed with rain. Snow level 7400 feet. High near 43. Chance of precipitation is 80%. Little or no snow accumulation expected.
Saturday Night
Rain and snow likely, becoming all snow after 10pm. Mostly cloudy, with a low around 21.
Sunday
Snow likely. Mostly cloudy, with a high near 41.
Sunday Night
Snow likely, mainly before 10pm. Mostly cloudy, with a low around 18.
Monday
A chance of snow. Partly sunny, with a high near 41.
Monday Night
A chance of snow. Mostly cloudy, with a low around 18.
Tuesday
A chance of snow. Partly sunny, with a high near 41.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles ESE Mammoth Lakes CA
 37.58°N 118.75°W (Elev. 6873 ft)
3:36 am PST Dec 31, 2025
8am PST Dec 31, 2025-6pm PST Jan 6, 2026
 
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