National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Lake Effect Snow in the Lower Great Lakes; Rain and High Elevation Snow in the West

Lake-effect snow will continue downwind of Lakes Erie and Ontario through Friday. In the Western U.S., rain and higher elevation snow will continue over the Great Basin through Friday. A front will move over the Pacific Northwest Thursday afternoon and produce light rain and higher elevation snow over the Cascades through Saturday. Read More >

Current conditions at

ROCK CREEK (RCEC1)

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

NA

24°F

-4°C

Humidity 37%
Wind Speed WSW 5 MPH
Barometer NA
Dewpoint 1°F (-17°C)
Visibility NA
Wind Chill18°F (-8°C)
Last update 12 Feb 03:04 AM PST
Extended Forecast for

16 Miles SE Mammoth Lakes CA

  • Overnight

    Overnight: Mostly clear, with a low around 4. Southwest wind around 10 mph.

    Low: 4 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of snow showers after 1pm. Mostly sunny, with a high near 34. Southwest wind 5 to 10 mph becoming northeast in the morning.

    High: 34 °F

    Mostly Sunny
    then Slight
    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 8. West wind around 10 mph.

    Low: 8 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 38. West wind around 10 mph becoming north in the morning.

    High: 38 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 14. Southwest wind around 10 mph.

    Low: 14 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 43. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 43 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 14. Breezy.

    Low: 14 °F

    Mostly Cloudy
    and Breezy

  • Sunday

    Sunday: A slight chance of snow after 10am. Mostly sunny, with a high near 38. Breezy.

    High: 38 °F

    Slight Chance
    Snow and
    Breezy

  • Sunday Night

    Sunday Night: A chance of snow, mainly after 10pm. Increasing clouds, with a low around 13. Breezy.

    Low: 13 °F

    Chance Snow
    and Breezy

Detailed Forecast

Overnight
Mostly clear, with a low around 4. Southwest wind around 10 mph.
Thursday
A 20 percent chance of snow showers after 1pm. Mostly sunny, with a high near 34. Southwest wind 5 to 10 mph becoming northeast in the morning.
Thursday Night
Partly cloudy, with a low around 8. West wind around 10 mph.
Friday
Sunny, with a high near 38. West wind around 10 mph becoming north in the morning.
Friday Night
Mostly clear, with a low around 14. Southwest wind around 10 mph.
Saturday
Mostly sunny, with a high near 43. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.
Saturday Night
Mostly cloudy, with a low around 14. Breezy.
Sunday
A slight chance of snow after 10am. Mostly sunny, with a high near 38. Breezy.
Sunday Night
A chance of snow, mainly after 10pm. Increasing clouds, with a low around 13. Breezy.
Washington's Birthday
Snow. The snow could be heavy at times. Cloudy, with a high near 32. Breezy.
Monday Night
Snow. The snow could be heavy at times. Cloudy, with a low around 10. Windy.
Tuesday
Snow. The snow could be heavy at times. Mostly cloudy, with a high near 29. Very windy.
Tuesday Night
Snow likely. The snow could be heavy at times. Mostly cloudy, with a low around 6. Windy.
Wednesday
A chance of snow. The snow could be heavy at times. Partly sunny, with a high near 30. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles SE Mammoth Lakes CA
 37.49°N 118.76°W (Elev. 10397 ft)
Last Update:
1:53 am PST Feb 12, 2026
Forecast Valid:
3am PST Feb 12, 2026-6pm PST Feb 18, 2026
 
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Additional Resources

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Chance of Precipitation