Severe Thunderstorms in Portions of the Mississippi Valley and Great Lakes

A few severe thunderstorms with large hail, are expected across parts of the middle and upper Mississippi River Valley tonight through early morning. Snow and a wintry mix overnight in the Upper Midwest into the Great Lakes can cause hazardous travel conditions. Fire weather concerns continue for a large portion of the central and southern High Plains and Four Corners region this evening. Read More >

Hazardous Weather Conditions

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Overcast

43°F

6°C

Humidity	48%
Wind Speed	NNW 4 MPH
Barometer	30.07 in (1018.29 mb)
Dewpoint	25°F (-4°C)
Visibility	10.00 mi
Wind Chill	41°F (5°C)
Last update	31 Mar 01:35 AM PDT

More Information:

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

Extended Forecast for

9 Miles SE Mammoth Lakes CA

High Wind Watch April 1, 05:00pm until April 2, 11:00am

Winter Weather Advisory March 31, 05:00am until April 1, 05:00am

Click here for hazard details and duration

High Wind Watch

Winter Weather Advisory

Overnight
Low: 26 °F
Chance Snow
Showers and
Windy
Tuesday
High: 33 °F
Heavy Snow
and Windy
Tuesday Night
Low: 19 °F
Heavy Snow
and Windy
then Chance
Snow Showers
and Breezy
Wednesday
High: 32 °F
Chance Snow
Showers and
Windy
Wednesday Night
Low: 20 °F
Chance Snow
Showers and
Very Windy
Thursday
High: 34 °F
Slight Chance
Snow Showers
and Very
Windy
Thursday Night
Low: 12 °F
Mostly Clear
and Breezy
then Mostly
Clear
Friday
High: 36 °F
Sunny and
Breezy
Friday Night
Low: 18 °F
Mostly Clear
and Breezy

Detailed Forecast

Overnight

A 30 percent chance of snow showers, mainly after 5am. Mostly cloudy, with a low around 26. Windy, with a southwest wind 25 to 30 mph, with gusts as high as 45 mph. Total nighttime snow accumulation of around an inch possible.

Tuesday

Snow showers, mainly after 11am. The snow could be heavy at times. High near 33. Windy, with a southwest wind 30 to 35 mph, with gusts as high as 50 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 7 inches possible.

Tuesday Night

Snow showers likely, mainly before 8pm. The snow could be heavy at times. Mostly cloudy, with a low around 19. Windy, with a southwest wind 25 to 30 mph, with gusts as high as 40 mph. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.

Wednesday

A 50 percent chance of snow showers. Partly sunny, with a high near 32. Windy, with a southwest wind 20 to 30 mph, with gusts as high as 40 mph. New snow accumulation of less than a half inch possible.

Wednesday Night

A 40 percent chance of snow showers. Mostly cloudy, with a low around 20. Very windy, with a southwest wind 30 to 40 mph increasing to 45 to 55 mph after midnight. Winds could gust as high as 80 mph. New snow accumulation of less than one inch possible.

Thursday

A 20 percent chance of snow showers before 11am. Mostly sunny, with a high near 34. Very windy, with a southwest wind 40 to 50 mph decreasing to 25 to 35 mph. Winds could gust as high as 80 mph.

Thursday Night

Mostly clear, with a low around 12. Breezy.

Friday

Sunny, with a high near 36. Breezy.

Friday Night

Mostly clear, with a low around 18. Breezy.

Saturday

Sunny, with a high near 42.

Saturday Night

Mostly clear, with a low around 22.

Sunday

Sunny, with a high near 45.