Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Current conditions at

ROCK CREEK (RCEC1)

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

NA

7°F

-14°C

Humidity 87%
Wind Speed WNW 5 MPH
Barometer NA
Dewpoint 4°F (-16°C)
Visibility NA
Wind Chill-2°F (-19°C)
Last update 28 Dec 05:04 AM PST
Extended Forecast for

17 Miles ESE Mammoth Lakes CA

  • Today

    Today: Mostly sunny, with a high near 41. Northwest wind around 5 mph.

    High: 41 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 15. Northwest wind around 5 mph.

    Low: 15 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 43. North wind around 5 mph.

    High: 43 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 20. West wind around 5 mph.

    Low: 20 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 49. West wind around 5 mph becoming south in the morning.

    High: 49 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 23. West wind around 5 mph.

    Low: 23 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 10 percent chance of rain after 4pm.  Snow level rising to 8200 feet in the afternoon. Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Wednesday Night

    Wednesday Night: A chance of rain before 1am, then a chance of rain and snow.  Snow level 8200 feet. Mostly cloudy, with a low around 28.

    Low: 28 °F

    Chance Rain
    then Chance
    Rain/Snow

  • New Year's Day

    New Year's Day: A chance of rain and snow before 1pm, then a chance of rain.  Snow level 7700 feet rising to 8300 feet in the afternoon. Partly sunny, with a high near 48.

    High: 48 °F

    Chance
    Rain/Snow

Detailed Forecast

Today
Mostly sunny, with a high near 41. Northwest wind around 5 mph.
Tonight
Mostly clear, with a low around 15. Northwest wind around 5 mph.
Monday
Sunny, with a high near 43. North wind around 5 mph.
Monday Night
Clear, with a low around 20. West wind around 5 mph.
Tuesday
Sunny, with a high near 49. West wind around 5 mph becoming south in the morning.
Tuesday Night
Partly cloudy, with a low around 23. West wind around 5 mph.
Wednesday
A 10 percent chance of rain after 4pm. Snow level rising to 8200 feet in the afternoon. Mostly sunny, with a high near 51.
Wednesday Night
A chance of rain before 1am, then a chance of rain and snow. Snow level 8200 feet. Mostly cloudy, with a low around 28.
New Year's Day
A chance of rain and snow before 1pm, then a chance of rain. Snow level 7700 feet rising to 8300 feet in the afternoon. Partly sunny, with a high near 48.
Thursday Night
A chance of rain before 7pm, then a chance of rain and snow. Snow level 8000 feet lowering to 7400 feet after midnight . Mostly cloudy, with a low around 26.
Friday
A chance of rain and snow. Snow level 7400 feet. Partly sunny, with a high near 48.
Friday Night
A chance of snow. Mostly cloudy, with a low around 25.
Saturday
A chance of snow. Partly sunny, with a high near 47.
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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 Dec 28, 2025
6am PST Dec 28, 2025-6pm PST Jan 3, 2026
 
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Additional Resources

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