Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Hazardous Weather Conditions

Winter Storm Warning until April 12, 11:00 PM PDT

Current conditions at

TUOLUMNE MEADOWS TUM (TUMC1)

Lat: 37.87639°NLon: 119.34806°WElev: 8654.0ft.

22°F

-6°C

Humidity	86%
Wind Speed	WSW 1 MPH
Barometer	NA
Dewpoint	18°F (-8°C)
Visibility	NA
Last update	12 Apr 08:00 AM PDT

More Information:

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

Extended Forecast for

10 Miles W Conway Summit CA

Winter Storm Warning April 12, 08:26am until April 12, 11:00pm

Click here for hazard details and duration

Winter Storm Warning

Winter Storm Warning April 12, 08:26am until April 12, 11:00pm
NOW until 11:00pm Sun
Winter Storm Warning
Today
High: 26 °F
Heavy Snow
and Breezy
Tonight
Low: 8 °F
Heavy Snow
then Chance
Snow
Monday
High: 31 °F
Chance Snow
Monday Night
Low: 10 °F
Partly Cloudy
Tuesday
High: 36 °F
Sunny
Tuesday Night
Low: 15 °F
Mostly Clear
Wednesday
High: 39 °F
Mostly Sunny
Wednesday Night
Low: 18 °F
Mostly Cloudy
and Breezy
then Mostly
Cloudy

Detailed Forecast

Today

Snow before 11am, then snow showers after 11am. The snow could be heavy at times. Some thunder is also possible. High near 26. Wind chill values as low as -4. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 5 to 9 inches possible.

Tonight

Snow, mainly before 11pm. The snow could be heavy at times. Low around 8. Southwest wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 7 inches possible.

Monday

A 50 percent chance of snow. Partly sunny and cold, with a high near 31. Wind chill values as low as 1. West northwest wind 5 to 10 mph, with gusts as high as 20 mph. New snow accumulation of 1 to 2 inches possible.

Monday Night

Partly cloudy, with a low around 10. Wind chill values as low as 2. West northwest wind 5 to 10 mph becoming southwest after midnight. Winds could gust as high as 20 mph.

Tuesday

Sunny, with a high near 36. West southwest wind 5 to 10 mph, with gusts as high as 20 mph.

Tuesday Night

Mostly clear, with a low around 15. West southwest wind 5 to 15 mph, with gusts as high as 20 mph.

Wednesday

Mostly sunny, with a high near 39. West southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.

Wednesday Night

Mostly cloudy, with a low around 18. Breezy, with a west southwest wind 10 to 20 mph, with gusts as high as 30 mph.

Thursday

A slight chance of snow before 11am, then a chance of snow showers after 11am. Some thunder is also possible. Partly sunny, with a high near 36. Breezy, with a west southwest wind 10 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 30%.

Thursday Night

Partly cloudy, with a low around 9. Breezy, with a west wind 15 to 20 mph becoming northeast after midnight. Winds could gust as high as 30 mph.

Friday

Sunny, with a high near 39. East northeast wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 25 mph.

Friday Night

Mostly clear, with a low around 16. West southwest wind 5 to 10 mph, with gusts as high as 20 mph.

Saturday

Mostly sunny, with a high near 45. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.