Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

DEXTER (DEXC1)

Lat: 37.83888°NLon: 118.77189°WElev: 7981.0ft.

NA

22°F

-6°C

Humidity 89%
Wind Speed SSW 13 MPH
Barometer NA
Dewpoint 19°F (-7°C)
Visibility NA
Wind Chill10°F (-12°C)
Last update 12 Apr 05:53 AM PDT
Extended Forecast for

13 Miles NE Mammoth Lakes CA

Winter Storm Warning until April 12, 11:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning until April 12, 11:00pm

    NOW until 11:00pm Sun

    Winter Storm Warning

  • Today

    High: 43 °F

    Snow Showers
    Likely

  • Tonight

    Tonight: A 30 percent chance of snow showers, mainly before 8pm.  Partly cloudy, with a low around 17. Southwest wind 10 to 15 mph becoming northwest 5 to 10 mph after midnight. Winds could gust as high as 25 mph.  Little or no snow accumulation expected.

    Low: 17 °F

    Chance Snow
    Showers then
    Mostly Clear

  • Monday

    Monday: A 50 percent chance of snow showers, mainly after 11am.  Mostly sunny, with a high near 46. Calm wind becoming northwest around 5 mph in the afternoon.  Little or no snow accumulation expected.

    High: 46 °F

    Chance Snow
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 20. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 20 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 54. Calm wind becoming west around 5 mph.

    High: 54 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 25. West wind around 5 mph becoming calm  in the evening.

    Low: 25 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

Detailed Forecast

Today
Snow showers likely, mainly before 8am. Partly sunny, with a high near 43. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than a half inch possible.
Tonight
A 30 percent chance of snow showers, mainly before 8pm. Partly cloudy, with a low around 17. Southwest wind 10 to 15 mph becoming northwest 5 to 10 mph after midnight. Winds could gust as high as 25 mph. Little or no snow accumulation expected.
Monday
A 50 percent chance of snow showers, mainly after 11am. Mostly sunny, with a high near 46. Calm wind becoming northwest around 5 mph in the afternoon. Little or no snow accumulation expected.
Monday Night
Mostly clear, with a low around 20. Northwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 54. Calm wind becoming west around 5 mph.
Tuesday Night
Mostly clear, with a low around 25. West wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 57.
Wednesday Night
Partly cloudy, with a low around 27.
Thursday
Mostly sunny, with a high near 53.
Thursday Night
Mostly clear, with a low around 18.
Friday
Sunny, with a high near 54.
Friday Night
Mostly clear, with a low around 22.
Saturday
Sunny, with a high near 61.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles NE Mammoth Lakes CA
 37.75°N 118.79°W (Elev. 6998 ft)
4:30 am PDT Apr 12, 2026
6am PDT Apr 12, 2026-6pm PDT Apr 18, 2026
 
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Additional Resources

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