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

YOSEMITE VALLEY NEAR YOSEMITE VILLAGE 1NNW YYV (YYVC1)

Lat: 37.74972°NLon: 119.58944°WElev: 4022.0ft.

32°F

0°C

Humidity	100%
Wind Speed	NA NA MPH
Barometer	NA
Dewpoint	32°F (0°C)
Visibility	NA
Last update	12 Apr 06:15 AM PDT

More Information:

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

Extended Forecast for

5 Miles NNW Yosemite Valley CA

Winter Storm Warning April 12, 06:41am until April 12, 11:00pm

Click here for hazard details and duration

Winter Storm Warning

Winter Storm Warning April 12, 06:41am until April 12, 11:00pm
NOW until 11:00pm Sun
Winter Storm Warning
Today
High: 33 °F
Heavy Snow
Tonight
Low: 14 °F
Heavy Snow
then Chance
Snow
Monday
High: 37 °F
Chance Snow
Monday Night
Low: 16 °F
Partly Cloudy
Tuesday
High: 44 °F
Sunny
Tuesday Night
Low: 21 °F
Mostly Clear
Wednesday
High: 46 °F
Mostly Sunny
Wednesday Night
Low: 24 °F
Mostly Cloudy

Detailed Forecast

Today

Snow showers. The snow could be heavy at times. Some thunder is also possible. High near 33. Wind chill values as low as 14. South wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 8 to 12 inches possible.

Tonight

Snow showers before 8pm, then snow, mainly between 8pm and 11pm. The snow could be heavy at times. Some thunder is also possible. Low around 14. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

Monday

A chance of snow before 2pm, then a chance of snow showers after 2pm. Some thunder is also possible. Partly sunny, with a high near 37. Wind chill values as low as 15. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.

Monday Night

Partly cloudy, with a low around 16. West wind around 5 mph becoming calm in the evening.

Tuesday

Sunny, with a high near 44. Calm wind becoming west southwest around 5 mph.

Tuesday Night

Mostly clear, with a low around 21. West southwest wind around 5 mph becoming calm in the evening.

Wednesday

Mostly sunny, with a high near 46. Calm wind becoming west southwest around 5 mph in the afternoon. Winds could gust as high as 15 mph.

Wednesday Night

Mostly cloudy, with a low around 24. West southwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 15 mph.

Thursday

A 20 percent chance of snow showers after 11am. Some thunder is also possible. Mostly sunny, with a high near 44. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

Thursday Night

Mostly clear, with a low around 18. West wind around 5 mph becoming east northeast in the evening. Winds could gust as high as 15 mph.

Friday

Sunny, with a high near 48. East northeast wind 5 to 10 mph becoming west southwest in the afternoon. Winds could gust as high as 15 mph.

Friday Night

Mostly clear, with a low around 24. West southwest wind around 5 mph becoming calm in the evening.

Saturday

Sunny, with a high near 54. Calm wind becoming southwest around 5 mph in the afternoon.