Fire Weather Concerns in the Southern Plains and Southeast; Pacific System to Bring Unsettled Weather to the West Coast

Gusty winds and dry conditions will continue to bring elevated to critical fire weather conditions to the southern Plains and Southeast early this week. A Pacific storm system will bring low elevation rain and heavy high elevation mountain snow to northern and central California through early week, expanding into the Pacific Northwest, Great Basin, and southern California on Tuesday. Read More >

Current conditions at

Mammoth Yosemite Airport (KMMH)

Lat: 37.6241°NLon: 118.8423°WElev: 7112.0ft.

Clear

37°F

3°C

Humidity 47%
Wind Speed N 0 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 20 Apr 12:35 AM PDT
Extended Forecast for

10 Miles SE Mammoth Lakes CA

Winter Storm Watch April 21, 05:00am until April 22, 05:00pm
Lake Wind Advisory April 20, 11:00am until April 20, 10:00pm
Click here for hazard details and duration
Winter Storm Watch
Lake Wind Advisory
  • Overnight

    Overnight: Mostly cloudy, with a low around 31. South wind around 15 mph.

    Low: 31 °F

    Mostly Cloudy

  • Monday

    Monday: Patchy blowing dust after 8am. Mostly sunny, with a high near 47. Windy, with a south wind 15 to 20 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 50 mph.

    High: 47 °F

    Patchy
    Blowing Dust
    and Windy

  • Monday Night

    Monday Night: Areas of blowing dust before 11pm. Mostly clear, with a low around 29. Windy, with a south wind 20 to 30 mph, with gusts as high as 45 mph.

    Low: 29 °F

    Areas Blowing
    Dust and
    Windy then
    Mostly Clear
    and Breezy

  • Tuesday

    Tuesday: Snow showers, mainly after 11am. Some thunder is also possible.  Widespread blowing dust, mainly between 11am and 2pm. High near 38. Very windy, with a south wind 25 to 30 mph increasing to 35 to 40 mph in the morning. Winds could gust as high as 60 mph.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 38 °F

    Snow Showers
    and Very
    Windy

  • Tuesday Night

    Tuesday Night: Snow showers, mainly before 11pm. The snow could be heavy at times. Some thunder is also possible.  Areas of blowing dust. Low around 18. Windy, with a southwest wind 30 to 35 mph decreasing to 20 to 25 mph after midnight. Winds could gust as high as 55 mph.  Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.

    Low: 18 °F

    Heavy Snow
    and Windy
    then Chance
    Snow Showers
    and Breezy

  • Wednesday

    Wednesday: A 20 percent chance of snow showers before 11am.  Mostly sunny, with a high near 35. Breezy, with a west wind around 20 mph, with gusts as high as 30 mph.

    High: 35 °F

    Breezy.
    Slight Chance
    Snow Showers
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 19.

    Low: 19 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 41.

    High: 41 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 24.

    Low: 24 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 31. South wind around 15 mph.
Monday
Patchy blowing dust after 8am. Mostly sunny, with a high near 47. Windy, with a south wind 15 to 20 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 50 mph.
Monday Night
Areas of blowing dust before 11pm. Mostly clear, with a low around 29. Windy, with a south wind 20 to 30 mph, with gusts as high as 45 mph.
Tuesday
Snow showers, mainly after 11am. Some thunder is also possible. Widespread blowing dust, mainly between 11am and 2pm. High near 38. Very windy, with a south wind 25 to 30 mph increasing to 35 to 40 mph in the morning. Winds could gust as high as 60 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Tuesday Night
Snow showers, mainly before 11pm. The snow could be heavy at times. Some thunder is also possible. Areas of blowing dust. Low around 18. Windy, with a southwest wind 30 to 35 mph decreasing to 20 to 25 mph after midnight. Winds could gust as high as 55 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.
Wednesday
A 20 percent chance of snow showers before 11am. Mostly sunny, with a high near 35. Breezy, with a west wind around 20 mph, with gusts as high as 30 mph.
Wednesday Night
Mostly clear, with a low around 19.
Thursday
Sunny, with a high near 41.
Thursday Night
Mostly clear, with a low around 24.
Friday
Sunny, with a high near 42.
Friday Night
Partly cloudy, with a low around 25.
Saturday
A slight chance of snow showers. Mostly sunny, with a high near 41.
Saturday Night
A slight chance of snow showers. Partly cloudy, with a low around 25.
Sunday
A chance of snow showers. Mostly sunny, with a high near 39.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles SE Mammoth Lakes CA
 37.54°N 118.83°W (Elev. 9216 ft)
11:30 pm PDT Apr 19, 2026
12am PDT Apr 20, 2026-6pm PDT Apr 26, 2026
 
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Additional Resources

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