Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather Threat from the Southern Plains to the Great Lakes

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, thunderstorms, and coastal impacts to the Marianas Islands into Wednesday. Typhoon conditions are likely over the Northern Mariana Islands. Severe thunderstorms and heavy rain are expected from the Southern Plains to the Great Lakes through Tuesday. Heavy snow is expected in the Pacific Northwest. Read More >

Current conditions at

ROCK CREEK (RCEC1)

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

NA

37°F

3°C

Humidity 51%
Wind Speed WNW 4 MPH
Barometer NA
Dewpoint 20°F (-7°C)
Visibility NA
Wind Chill34°F (1°C)
Last update 13 Apr 11:04 PM PDT
Extended Forecast for

18 Miles SE Mammoth Lakes CA

  • Overnight

    Overnight: Mostly clear, with a low around 15. West wind around 15 mph, with gusts as high as 25 mph.

    Low: 15 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 42. West wind 5 to 10 mph.

    High: 42 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 22. Southwest wind around 10 mph.

    Low: 22 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 45. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 45 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 22. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 40 mph.

    Low: 22 °F

    Partly Cloudy
    and Breezy

  • Thursday

    Thursday: Sunny, with a high near 37. Windy, with a west wind 25 to 30 mph, with gusts as high as 50 mph.

    High: 37 °F

    Sunny and
    Windy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 13. Blustery.

    Low: 13 °F

    Mostly Clear
    and Blustery

  • Friday

    Friday: Sunny, with a high near 42.

    High: 42 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 15. West wind around 15 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 42. West wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 22. Southwest wind around 10 mph.
Wednesday
Mostly sunny, with a high near 45. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 22. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 40 mph.
Thursday
Sunny, with a high near 37. Windy, with a west wind 25 to 30 mph, with gusts as high as 50 mph.
Thursday Night
Mostly clear, with a low around 13. Blustery.
Friday
Sunny, with a high near 42.
Friday Night
Partly cloudy, with a low around 21.
Saturday
Mostly sunny, with a high near 46.
Saturday Night
Partly cloudy, with a low around 26.
Sunday
Mostly sunny, with a high near 49. Breezy.
Sunday Night
Partly cloudy, with a low around 25. Breezy.
Monday
Mostly sunny, with a high near 43. 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)
11:30 pm PDT Apr 13, 2026
12am PDT Apr 14, 2026-6pm PDT Apr 20, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database