Major Winter Storm to Impact the Mid-Atlantic and Northeast; Inclement Weather in the Pacific Northwest

A major winter storm is expected to bring heavy snow, strong winds, and coastal flooding across the Mid-Atlantic and Northeast that may cause impossible travel conditions and power outages. Blizzard conditions are possible along coastal areas from the DelMarVa Peninsula through southeastern New England. Wet weather and strong winds return to the Pacific Northwest and north-central California. Read More >

Current conditions at

ROCK CREEK (RCEC1)

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

NA

1°F

-17°C

Humidity 82%
Wind Speed W 4 MPH
Barometer NA
Dewpoint -3°F (-19°C)
Visibility NA
Wind Chill-8°F (-22°C)
Last update 21 Feb 04:04 AM PST
Extended Forecast for

18 Miles SE Mammoth Lakes CA

  • Tonight

    Tonight: Partly cloudy, with a low around 18. Southwest wind around 15 mph.

    Low: 18 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 41. Southwest wind 10 to 15 mph.

    High: 41 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 23. Windy, with a southwest wind 20 to 25 mph increasing to 25 to 30 mph after midnight. Winds could gust as high as 45 mph.

    Low: 23 °F

    Mostly Cloudy
    and Windy

  • Tuesday

    Tuesday: A chance of rain and snow before 1pm, then a chance of rain.  Snow level 10500 feet. Partly sunny, with a high near 39. Very windy, with a west wind 40 to 45 mph increasing to 45 to 50 mph in the afternoon. Winds could gust as high as 75 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 39 °F

    Chance
    Rain/Snow and
    Very Windy

  • Tuesday Night

    Tuesday Night: A chance of rain before 1am, then a chance of rain and snow.  Snow level 10400 feet. Mostly cloudy, with a low around 28. Very windy, with a west wind 40 to 50 mph decreasing to 30 to 40 mph after midnight. Winds could gust as high as 70 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 28 °F

    Chance Rain
    and Very
    Windy then
    Chance
    Rain/Snow and
    Windy

  • Wednesday

    Wednesday: A slight chance of rain and snow before 7am, then a slight chance of snow between 7am and 10am.  Mostly sunny, with a high near 41. Windy, with a west wind 30 to 35 mph, with gusts as high as 45 mph.  Chance of precipitation is 20%.

    High: 41 °F

    Windy. Slight
    Chance
    Rain/Snow
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 18. Southwest wind around 15 mph.
Monday
Mostly sunny, with a high near 41. Southwest wind 10 to 15 mph.
Monday Night
Mostly cloudy, with a low around 23. Windy, with a southwest wind 20 to 25 mph increasing to 25 to 30 mph after midnight. Winds could gust as high as 45 mph.
Tuesday
A chance of rain and snow before 1pm, then a chance of rain. Snow level 10500 feet. Partly sunny, with a high near 39. Very windy, with a west wind 40 to 45 mph increasing to 45 to 50 mph in the afternoon. Winds could gust as high as 75 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Tuesday Night
A chance of rain before 1am, then a chance of rain and snow. Snow level 10400 feet. Mostly cloudy, with a low around 28. Very windy, with a west wind 40 to 50 mph decreasing to 30 to 40 mph after midnight. Winds could gust as high as 70 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Wednesday
A slight chance of rain and snow before 7am, then a slight chance of snow between 7am and 10am. Mostly sunny, with a high near 41. Windy, with a west wind 30 to 35 mph, with gusts as high as 45 mph. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 25.
Thursday
Mostly sunny, with a high near 44.
Thursday Night
Partly cloudy, with a low around 27.
Friday
Mostly sunny, with a high near 46.
Friday Night
Mostly cloudy, with a low around 27.
Saturday
Mostly sunny, with a high near 45.
Saturday Night
Mostly cloudy, with a low around 26. Breezy.
Sunday
Partly sunny, with a high near 42. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles SE Mammoth Lakes CA
 37.49°N 118.71°W (Elev. 10049 ft)
1:15 pm PST Feb 22, 2026
7pm PST Feb 22, 2026-6pm PST Mar 1, 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