Flooding Threat Along the Gulf Coast, Southern Rockies and High Plains; Cooler Weather in the Central and Eastern U.S.

Strong thunderstorms may bring excessive rainfall and flooding over parts of the northern Gulf Coast today and over parts of the southern Rockies into the High Plains today through the weekend. A refreshingly cool and dry air mass will continue to produce below average temperatures across the central and eastern U.S. through the weekend. Read More >

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Clear

52°F

11°C

Humidity 57%
Wind Speed N 4 MPH
Barometer 30.34 in (1027.43 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 31 Aug 12:35 AM PDT
Extended Forecast for

6 Miles ESE Mammoth Lakes CA

  • Overnight

    Overnight: Mostly clear, with a low around 44. South wind around 10 mph.

    Low: 44 °F

    Mostly Clear

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after 2pm.  Patchy smoke after 2pm. Snow level 12700 feet rising to 13700 feet in the afternoon. Increasing clouds, with a high near 62. South wind 5 to 10 mph becoming southeast in the morning.

    High: 62 °F

    Sunny then
    Chance
    Showers

  • Sunday Night

    Sunday Night: Widespread smoke, mainly between 11pm and 3am. Mostly clear, with a low around 42. Southwest wind 5 to 10 mph becoming south in the evening.

    Low: 42 °F

    Smoke

  • Labor Day

    Labor Day: Patchy smoke before 3pm, then patchy smoke after 4pm. Sunny, with a high near 63. Southwest wind around 10 mph.

    High: 63 °F

    Patchy Smoke

  • Monday Night

    Monday Night: Mostly clear, with a low around 48. Southwest wind 5 to 10 mph.

    Low: 48 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 11am.  Snow level 12700 feet rising to 13300 feet in the afternoon. Partly sunny, with a high near 60. Southwest wind 10 to 15 mph becoming south in the morning. Winds could gust as high as 25 mph.

    High: 60 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 11pm.  Snow level 13000 feet. Partly cloudy, with a low around 45.

    Low: 45 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms after 11am.  Snow level 12900 feet. Mostly sunny, with a high near 61.

    High: 61 °F

    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 44. South wind around 10 mph.
Sunday
A 30 percent chance of showers and thunderstorms after 2pm. Patchy smoke after 2pm. Snow level 12700 feet rising to 13700 feet in the afternoon. Increasing clouds, with a high near 62. South wind 5 to 10 mph becoming southeast in the morning.
Sunday Night
Widespread smoke, mainly between 11pm and 3am. Mostly clear, with a low around 42. Southwest wind 5 to 10 mph becoming south in the evening.
Labor Day
Patchy smoke before 3pm, then patchy smoke after 4pm. Sunny, with a high near 63. Southwest wind around 10 mph.
Monday Night
Mostly clear, with a low around 48. Southwest wind 5 to 10 mph.
Tuesday
A 40 percent chance of showers and thunderstorms after 11am. Snow level 12700 feet rising to 13300 feet in the afternoon. Partly sunny, with a high near 60. Southwest wind 10 to 15 mph becoming south in the morning. Winds could gust as high as 25 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 11pm. Snow level 13000 feet. Partly cloudy, with a low around 45.
Wednesday
A slight chance of showers and thunderstorms after 11am. Snow level 12900 feet. Mostly sunny, with a high near 61.
Wednesday Night
Partly cloudy, with a low around 46.
Thursday
Mostly sunny, with a high near 61.
Thursday Night
Partly cloudy, with a low around 47.
Friday
A slight chance of showers and thunderstorms. Snow level 12800 feet. Mostly sunny, with a high near 60.
Friday Night
Partly cloudy, with a low around 45.
Saturday
Sunny, with a high near 59.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ESE Mammoth Lakes CA
 37.58°N 118.9°W (Elev. 10617 ft)
12:13 am PDT Aug 31, 2025
12am PDT Aug 31, 2025-6pm PDT Sep 6, 2025
 
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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