Powerful Winter Storm from the Upper Midwest into the Northeast; Severe Thunderstorms in the Midwest and Ohio Valley

A rapidly-intensifying storm is expected to bring heavy snow, blizzard conditions, and icing from the Upper Midwest through the Great Lakes and Northeast. Scattered severe thunderstorms may produce severe/damaging wind gusts and a couple of tornadoes across parts of the Midwest and lower Ohio Valley through the evening. Arctic air will expand across the central and southern U.S.. Read More >

Current conditions at

ROCK CREEK (RCEC1)

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

NA

25°F

-4°C

Humidity 73%
Wind Speed W 2 MPH
Barometer NA
Dewpoint 17°F (-8°C)
Visibility NA
Last update 28 Dec 04:04 PM PST
Extended Forecast for

14 Miles SE Mammoth Lakes CA

  • Tonight

    Tonight: Mostly clear, with a low around 5. North wind 5 to 15 mph becoming south in the evening. Winds could gust as high as 25 mph.

    Low: 5 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 33. East wind around 15 mph, with gusts as high as 25 mph.

    High: 33 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 16. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 16 °F

    Mostly Clear
    and Breezy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 37. West wind around 15 mph, with gusts as high as 25 mph.

    High: 37 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 19. Southwest wind around 10 mph.

    Low: 19 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of snow after 10am.  Partly sunny, with a high near 37. West wind around 10 mph.  New snow accumulation of less than a half inch possible.

    High: 37 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: Snow likely, mainly after 10pm.  Mostly cloudy, with a low around 23. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

    Low: 23 °F

    Snow Likely

  • New Year's Day

    New Year's Day: Snow likely.  Mostly cloudy, with a high near 34.

    High: 34 °F

    Snow Likely

  • Thursday Night

    Thursday Night: Snow likely, mainly before 10pm.  Mostly cloudy, with a low around 21.

    Low: 21 °F

    Snow Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 5. North wind 5 to 15 mph becoming south in the evening. Winds could gust as high as 25 mph.
Monday
Sunny, with a high near 33. East wind around 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 16. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday
Mostly sunny, with a high near 37. West wind around 15 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly cloudy, with a low around 19. Southwest wind around 10 mph.
Wednesday
A 30 percent chance of snow after 10am. Partly sunny, with a high near 37. West wind around 10 mph. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow likely, mainly after 10pm. Mostly cloudy, with a low around 23. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.
New Year's Day
Snow likely. Mostly cloudy, with a high near 34.
Thursday Night
Snow likely, mainly before 10pm. Mostly cloudy, with a low around 21.
Friday
A chance of snow. Partly sunny, with a high near 34. Breezy.
Friday Night
Snow likely. The snow could be heavy at times. Mostly cloudy, with a low around 18. Windy.
Saturday
Snow likely. Mostly cloudy, with a high near 31. Windy.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 16. Breezy.
Sunday
A chance of snow. Partly sunny, with a high near 31.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles SE Mammoth Lakes CA
 37.51°N 118.77°W (Elev. 11096 ft)
1:15 pm PST Dec 28, 2025
4pm PST Dec 28, 2025-6pm PST Jan 4, 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