Heavy Rain and Flooding Concerns in Hawaii; Severe Weather in the Plains

A storm system is expected to bring strong winds, widespread heavy rainfall, and flooding concerns to the Hawaiian Islands through the weekend. Strong to severe thunderstorms are forecast from the Southern Plains to the Mid-Missouri Valley this afternoon and evening. Large hail and strong winds are the primary threats. Read More >

Hazardous Weather Conditions

Winter Storm Watch in effect from April 10, 08:00 PM PDT until April 12, 11:00 PM PDT

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Partly Cloudy

64°F

18°C

Humidity	22%
Wind Speed	WSW 20 MPH
Barometer	30.04 in (1017.27 mb)
Dewpoint	25°F (-4°C)
Visibility	10.00 mi
Last update	09 Apr 02:35 PM PDT

More Information:

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

Extended Forecast for

10 Miles E Mammoth Lakes CA

Winter Storm Watch April 10, 08:00pm until April 12, 11:00pm

Click here for hazard details and duration

Winter Storm Watch

This Afternoon
High: 62 °F
Slight Chance
T-storms
Tonight
Low: 29 °F
Slight Chance
Showers then
Mostly Cloudy
Friday
High: 57 °F
Chance
Showers
Friday Night
Low: 24 °F
Rain/Snow
Likely
Saturday
High: 52 °F
Chance Snow
Showers then
Chance
Rain/Snow
Saturday Night
Low: 20 °F
Rain/Snow
then Snow
Showers
Sunday
High: 39 °F
Snow Showers
Sunday Night
Low: 14 °F
Chance Snow
Showers
Monday
High: 45 °F
Chance Snow
Showers

Detailed Forecast

This Afternoon

A 20 percent chance of showers and thunderstorms. Patchy smoke. Snow level 9700 feet. Partly sunny, with a high near 62. West wind around 10 mph.

Tonight

A 20 percent chance of showers before 8pm. Areas of smoke before midnight. Snow level 9400 feet lowering to 8000 feet after midnight . Mostly cloudy, with a low around 29. Southwest wind 5 to 10 mph becoming light west in the evening.

Friday

A chance of showers between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Patchy smoke after 5pm. Snow level 7900 feet. Increasing clouds, with a high near 57. Light and variable wind becoming southwest 10 to 15 mph in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 40%.

Friday Night

Rain showers likely before 8pm, then rain and snow showers likely between 8pm and 2am, then a chance of snow showers after 2am. Patchy smoke before 9pm. Snow level 8000 feet lowering to 7000 feet after midnight . Mostly cloudy, with a low around 24. Southwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

Saturday

A chance of snow showers before 2pm, then a chance of rain and snow showers. Partly sunny, with a high near 52. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

Saturday Night

A chance of rain and snow showers before 11pm, then snow showers. Low around 20. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

Sunday

Snow showers. Some thunder is also possible. High near 39. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

Sunday Night

A chance of snow showers. Mostly cloudy, with a low around 14.

Monday

A chance of snow showers, mainly after 11am. Partly sunny, with a high near 45.

Monday Night

Partly cloudy, with a low around 19.

Tuesday

Sunny, with a high near 53.

Tuesday Night

Mostly clear, with a low around 23.