Heavy Rainfall Across the Lower Mississippi Valley and Gulf Coast; Storm System Impacting the Northwest

Periods of heavy rainfall are expected across the Lower Mississippi Valley and Gulf Coast Friday. A Slight Risk (level 2 of 4) of Excessive Rainfall has been issued for portions of the Texas and Louisiana coast. A strong Pacific storm will impact the Pacific Northwest and Great Basin Friday through the weekend, bringing high elevation snow, lower elevation rain, and strong winds. Read More >

Hazardous Weather Conditions

High Wind Warning in effect from May 4, 11:00 AM PDT until May 5, 05:00 AM PDT

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Clear

42°F

6°C

Humidity	63%
Wind Speed	WNW 5 MPH
Barometer	29.99 in (1015.58 mb)
Dewpoint	31°F (-1°C)
Visibility	10.00 mi
Wind Chill	39°F (4°C)
Last update	03 May 10:35 PM PDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

21 Miles SE Mammoth Lakes CA

High Wind Warning May 4, 11:00am until May 5, 05:00am

Click here for hazard details and duration

High Wind Warning

Tonight
Low: 21 °F
Mostly Clear
and Breezy
Saturday
High: 29 °F
Heavy Snow
and Damaging
Winds
Saturday Night
Low: 3 °F
Heavy Snow
and Damaging
Winds
Sunday
High: 18 °F
Mostly Sunny
and Breezy
Sunday Night
Low: 9 °F
Mostly Clear
Monday
High: 31 °F
Sunny and
Breezy
Monday Night
Low: 15 °F
Mostly Clear
and Breezy
then Mostly
Clear
Tuesday
High: 34 °F
Sunny
Tuesday Night
Low: 16 °F
Mostly Clear

Detailed Forecast

Tonight

Mostly clear, with a low around 21. Breezy, with a southwest wind 14 to 23 mph, with gusts as high as 29 mph.

Saturday

Snow showers likely, mainly after 2pm. The snow could be heavy at times. Some thunder is also possible. Partly sunny, with a high near 29. Strong and damaging winds, with a southwest wind 32 to 37 mph increasing to 45 to 50 mph in the morning. Winds could gust as high as 75 mph. Chance of precipitation is 70%. New snow accumulation of 4 to 8 inches possible.

Saturday Night

Snow showers likely, mainly before 11pm. The snow could be heavy at times. Mostly cloudy, with a low around 3. Strong and damaging winds, with a west southwest wind 45 to 50 mph decreasing to 36 to 41 mph after midnight. Winds could gust as high as 60 mph. Chance of precipitation is 70%. New snow accumulation of 7 to 11 inches possible.

Sunday

Mostly sunny, with a high near 18. Breezy, with a west southwest wind 21 to 28 mph, with gusts as high as 40 mph.

Sunday Night

Mostly clear, with a low around 9. West southwest wind 11 to 15 mph, with gusts as high as 22 mph.

Monday

Sunny, with a high near 31. Breezy.

Monday Night

Mostly clear, with a low around 15. Breezy.

Tuesday

Sunny, with a high near 34.

Tuesday Night

Mostly clear, with a low around 16.