Storm Impacting the Southwest U.S.; Above Normal Temperatures Further East

A storm system will shift across the southwest U.S. through Thursday with widespread showers and isolated thunderstorms. Isolated flooding is possible. High-elevation snow is also expected in parts of Nevada and the southern Sierra Nevada range. East of this storm, above average temperatures will challenge or break daily record high temperatures this week in the southern Plains and southeast U.S. Read More >

Current conditions at

ROCK CREEK (RCEC1)

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

NA

38°F

3°C

Humidity 75%
Wind Speed W 2 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Last update 18 Nov 02:04 PM PST
Extended Forecast for

18 Miles SE Mammoth Lakes CA

Winter Weather Advisory November 18, 02:23pm until November 18, 04:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory November 18, 02:23pm until November 18, 04:00pm

    NOW until 4:00pm Tue

    Winter Weather Advisory

  • This Afternoon

    High: 29 °F

    Snow Likely

  • Tonight

    Tonight: A 30 percent chance of snow, mainly before 7pm.  Mostly cloudy, with a low around 17. East wind 10 to 15 mph.  New snow accumulation of less than one inch possible.

    Low: 17 °F

    Chance Snow

  • Wednesday

    Wednesday: Sunny, with a high near 32. West wind around 5 mph becoming east in the afternoon.

    High: 32 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 10 percent chance of snow after 4am.  Partly cloudy, with a low around 15. Southwest wind 5 to 10 mph.

    Low: 15 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Thursday

    Thursday: Snow likely, mainly after 4pm.  Mostly cloudy, with a high near 29. Southwest wind 5 to 10 mph becoming south in the afternoon.  Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    High: 29 °F

    Snow Likely

  • Thursday Night

    Thursday Night: Snow likely, mainly before 10pm.  Cloudy, with a low around 17. East wind 5 to 10 mph.  Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 17 °F

    Snow Likely

  • Friday

    Friday: A 20 percent chance of snow.  Mostly cloudy, with a high near 29.

    High: 29 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around 17.

    Low: 17 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Snow likely, mainly before 4pm. Mostly cloudy, with a high near 29. Northeast wind around 15 mph. Chance of precipitation is 60%. Total daytime snow accumulation of 3 to 7 inches possible.
Tonight
A 30 percent chance of snow, mainly before 7pm. Mostly cloudy, with a low around 17. East wind 10 to 15 mph. New snow accumulation of less than one inch possible.
Wednesday
Sunny, with a high near 32. West wind around 5 mph becoming east in the afternoon.
Wednesday Night
A 10 percent chance of snow after 4am. Partly cloudy, with a low around 15. Southwest wind 5 to 10 mph.
Thursday
Snow likely, mainly after 4pm. Mostly cloudy, with a high near 29. Southwest wind 5 to 10 mph becoming south in the afternoon. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Thursday Night
Snow likely, mainly before 10pm. Cloudy, with a low around 17. East wind 5 to 10 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Friday
A 20 percent chance of snow. Mostly cloudy, with a high near 29.
Friday Night
Partly cloudy, with a low around 17.
Saturday
Sunny, with a high near 35.
Saturday Night
Mostly clear, with a low around 20.
Sunday
Sunny, with a high near 40.
Sunday Night
Mostly clear, with a low around 24.
Monday
Sunny, with a high near 41.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles SE Mammoth Lakes CA
 37.47°N 118.73°W (Elev. 9813 ft)
1:15 pm PST Nov 18, 2025
2pm PST Nov 18, 2025-6pm PST Nov 24, 2025
 
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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