Risks of Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Fire Weather Concerns in Alaska and Southwest

An expansive storm system will bring widespread storms with a threat for flash flooding and severe weather to much of the central to eastern U.S. into early this week. Critical fire weather conditions are expected across interior Alaska this weekend. Elevated fire conditions also expected in the Southwest U.S.. Conditions will remain uncomfortably hot across the southern Plains and the Southeast. Read More >

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Clear

61°F

16°C

Humidity 29%
Wind Speed WNW 10 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 20 Jun 11:55 PM PDT
Extended Forecast for

12 Miles ENE Mammoth Lakes CA

  • Overnight

    Overnight: Mostly clear, with a low around 44. Northwest wind around 5 mph becoming calm.

    Low: 44 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 84. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 84 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 47. West wind around 5 mph becoming calm  in the evening.

    Low: 47 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 87. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.

    High: 87 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 48. Southwest wind around 5 mph becoming calm  in the evening.

    Low: 48 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 89. Calm wind becoming south around 5 mph in the afternoon.

    High: 89 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 44. Northwest wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 84. Calm wind becoming southeast around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 47. West wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 87. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.
Monday Night
Mostly clear, with a low around 48. Southwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 89. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 49.
Wednesday
Sunny, with a high near 88.
Wednesday Night
Mostly clear, with a low around 49.
Thursday
Sunny, with a high near 86.
Thursday Night
Mostly clear, with a low around 47.
Friday
Sunny, with a high near 83.
Friday Night
Mostly clear, with a low around 45.
Saturday
Sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles ENE Mammoth Lakes CA
 37.69°N 118.75°W (Elev. 6824 ft)
11:30 pm PDT Jun 20, 2026
12am PDT Jun 21, 2026-6pm PDT Jun 27, 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