Late January Extreme Cold; Watching East Coast Storm Threat This Weekend

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >

Current conditions at

ROCK CREEK (RCEC1)

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

NA

43°F

6°C

Humidity 28%
Wind Speed WNW 3 MPH
Barometer NA
Dewpoint 12°F (-11°C)
Visibility NA
Last update 28 Jan 10:04 AM PST
Extended Forecast for

13 Miles ESE Mammoth Lakes CA

  • Today

    Today: Sunny, with a high near 42. Calm wind.

    High: 42 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 18. Calm wind.

    Low: 18 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 46. Calm wind.

    High: 46 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 22. Calm wind.

    Low: 22 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 49. Calm wind.

    High: 49 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 24. Calm wind.

    Low: 24 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 42. Calm wind.
Tonight
Mostly clear, with a low around 18. Calm wind.
Thursday
Sunny, with a high near 46. Calm wind.
Thursday Night
Mostly clear, with a low around 22. Calm wind.
Friday
Mostly sunny, with a high near 49. Calm wind.
Friday Night
Mostly cloudy, with a low around 24. Calm wind.
Saturday
Mostly sunny, with a high near 50.
Saturday Night
Partly cloudy, with a low around 22.
Sunday
Mostly sunny, with a high near 47.
Sunday Night
Partly cloudy, with a low around 19.
Monday
Sunny, with a high near 46.
Monday Night
Mostly clear, with a low around 19.
Tuesday
Sunny, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles ESE Mammoth Lakes CA
 37.58°N 118.75°W (Elev. 6873 ft)
9:16 am PST Jan 28, 2026
10am PST Jan 28, 2026-6pm PST Feb 3, 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