Critical Fire Weather in the High Plains; Heavy Snow in the Western Mountains and Northern Plains

Gusty winds and low relative humidity will bring critical fire weather to the central and southern High Plains Wednesday. Two Pacific storms will continue impacting the mountains of the western U.S. into Thursday with gusty winds and heavy snow. Heavy snow and gusty winds will continue to impact the northern Plains into the central Great Lakes Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

heavy snow,freezing fog

27°F

-3°C

Humidity	86%
Wind Speed	SW 23 MPH
Barometer	29.47 in (997.97 mb)
Dewpoint	23°F (-5°C)
Visibility	-0.25 mi
Wind Chill	13°F (-11°C)
Last update	17 Feb 08:35 PM PST

More Information:

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

Extended Forecast for

10 Miles ESE Mammoth Lakes CA

Winter Weather Advisory February 19, 04:00am until February 19, 10:00pm

Winter Storm Warning February 17, 08:56pm until February 18, 07:00am

Click here for hazard details and duration

Winter Weather Advisory

Winter Storm Warning

Winter Storm Warning February 17, 08:56pm until February 18, 07:00am
NOW until 7:00am Wed
Winter Storm Warning
Tonight
Low: 3 °F
Heavy Snow
and Very
Windy
Wednesday
High: 18 °F
Chance Snow
and Very
Windy
Wednesday Night
Low: 3 °F
Windy. Chance
Snow then
Snow
Thursday
High: 22 °F
Heavy Snow
and Very
Windy
Thursday Night
Low: 0 °F
Very Windy.
Snow Likely
then Chance
Snow
Friday
High: 26 °F
Slight Chance
Snow and
Breezy
Friday Night
Low: 7 °F
Partly Cloudy
and Windy
Saturday
High: 31 °F
Slight Chance
Snow and
Windy

Detailed Forecast

Tonight

Snow, mainly before 4am. The snow could be heavy at times. Low around 3. Wind chill values as low as -20. Very windy, with a west wind 45 to 55 mph, with gusts as high as 85 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 12 to 18 inches possible.

Wednesday

A 30 percent chance of snow, mainly between 10am and 1pm. Mostly sunny, with a high near 18. Wind chill values as low as -25. Very windy, with a southwest wind 40 to 45 mph, with gusts as high as 65 mph. New snow accumulation of less than a half inch possible.

Wednesday Night

A slight chance of snow before 7pm, then snow after 10pm. Low around 3. Wind chill values as low as -20. 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 around an inch possible.

Thursday

Snow. The snow could be heavy at times. High near 22. Very windy, with a southwest wind 40 to 50 mph, with gusts as high as 75 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

Thursday Night

Snow likely, mainly before 10pm. Mostly cloudy, with a low around 0. Very windy, with a west wind 40 to 45 mph decreasing to 30 to 35 mph after midnight. Winds could gust as high as 70 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

Friday

A 20 percent chance of snow after 10am. Mostly sunny, with a high near 26. Breezy, with a west wind 20 to 25 mph, with gusts as high as 40 mph.

Friday Night

Partly cloudy, with a low around 7. Windy.

Saturday

A slight chance of snow between 10am and 4pm. Sunny, with a high near 31. Windy.

Saturday Night

A slight chance of snow after 10pm. Partly cloudy, with a low around 14. Windy.

Sunday

A chance of snow. Partly sunny, with a high near 34. Very windy.

Sunday Night

A chance of snow. Mostly cloudy, with a low around 19. Very windy.