Severe Thunderstorms and Flooding from the Southern Plains to the Great Lakes; Record Heat in the East

Widely scattered severe thunderstorms may produce damaging winds, hail, and flash flooding from the southern Plains into the lower Great Lakes. Elevated to locally critical fire weather conditions will persist across portions of the Southwest and Southern High Plains due to gusty winds and dry conditions. An early-season heatwave will challenge temperature records across the eastern U.S.. Read More >

Current conditions at

ROCK CREEK (RCEC1)

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

NA

43°F

6°C

Humidity 25%
Wind Speed W 3 MPH
Barometer NA
Dewpoint 9°F (-13°C)
Visibility NA
Last update 19 May 11:04 PM PDT
Extended Forecast for

14 Miles SE Mammoth Lakes CA

  • Tonight

    Tonight: Mostly clear, with a low around 24. North wind around 10 mph.

    Low: 24 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 47. Northwest wind 5 to 10 mph.

    High: 47 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 29. West wind around 10 mph becoming north after midnight.

    Low: 29 °F

    Partly Cloudy

  • Thursday

    Thursday: A 10 percent chance of showers after 5pm.  Sunny, with a high near 51. Northeast wind 5 to 15 mph becoming northwest in the afternoon.

    High: 51 °F

    Sunny then
    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of rain and snow showers before 8pm, then a slight chance of snow showers between 8pm and 11pm.  Partly cloudy, with a low around 32. Southwest wind 10 to 15 mph.  Chance of precipitation is 20%.

    Low: 32 °F

    Slight Chance
    Rain/Snow
    then Partly
    Cloudy

  • Friday

    Friday: A 30 percent chance of snow showers after 11am.  Mostly sunny, with a high near 49. West wind 5 to 10 mph.  Little or no snow accumulation expected.

    High: 49 °F

    Chance Snow
    Showers

  • Friday Night

    Friday Night: A 20 percent chance of snow showers before 11pm.  Partly cloudy, with a low around 32.

    Low: 32 °F

    Slight Chance
    Snow Showers
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 24. North wind around 10 mph.
Wednesday
Mostly sunny, with a high near 47. Northwest wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 29. West wind around 10 mph becoming north after midnight.
Thursday
A 10 percent chance of showers after 5pm. Sunny, with a high near 51. Northeast wind 5 to 15 mph becoming northwest in the afternoon.
Thursday Night
A slight chance of rain and snow showers before 8pm, then a slight chance of snow showers between 8pm and 11pm. Partly cloudy, with a low around 32. Southwest wind 10 to 15 mph. Chance of precipitation is 20%.
Friday
A 30 percent chance of snow showers after 11am. Mostly sunny, with a high near 49. West wind 5 to 10 mph. Little or no snow accumulation expected.
Friday Night
A 20 percent chance of snow showers before 11pm. Partly cloudy, with a low around 32.
Saturday
Sunny, with a high near 52.
Saturday Night
Partly cloudy, with a low around 33.
Sunday
A slight chance of snow showers between 11am and 2pm, then a slight chance of rain showers after 2pm. Sunny, with a high near 56.
Sunday Night
Partly cloudy, with a low around 33.
Memorial Day
A slight chance of snow showers. Sunny, with a high near 56.
Monday Night
Partly cloudy, with a low around 31.
Tuesday
Sunny, with a high near 52. Windy.
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles SE Mammoth Lakes CA
 37.48°N 118.79°W (Elev. 11785 ft)
11:30 pm PDT May 19, 2026
11pm PDT May 19, 2026-6pm PDT May 26, 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