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.

38°F

3°C

Humidity	98%
Wind Speed	NA NA MPH
Barometer	NA
Dewpoint	37°F (3°C)
Visibility	NA
Last update	12 Apr 01:15 AM PDT

More Information:

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

Extended Forecast for

6 Miles N Yosemite Valley CA

Winter Storm Warning April 12, 03:52am until April 12, 11:00pm

Click here for hazard details and duration

Winter Storm Warning

Winter Storm Warning April 12, 03:52am until April 12, 11:00pm
NOW until 11:00pm Sun
Winter Storm Warning
Overnight
Low: 23 °F
Heavy Snow
Sunday
High: 36 °F
Heavy Snow
Sunday Night
Low: 13 °F
Heavy Snow
then Chance
Snow
Monday
High: 41 °F
Chance Snow
Monday Night
Low: 16 °F
Partly Cloudy
Tuesday
High: 47 °F
Sunny
Tuesday Night
Low: 21 °F
Mostly Clear
Wednesday
High: 49 °F
Mostly Sunny

Detailed Forecast

Overnight

Snow showers. The snow could be heavy at times. Some thunder is also possible. Low around 23. Wind chill values as low as 16. South southwest wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 11 to 17 inches possible.

Sunday

Snow showers. The snow could be heavy at times. Some thunder is also possible. High near 36. Wind chill values as low as 17. South southwest wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.

Sunday Night

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 13. Southwest wind around 5 mph becoming calm. Chance of precipitation is 90%. New snow accumulation of 3 to 7 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 41. Wind chill values as low as 14. Calm wind becoming west around 5 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

Monday Night

Partly cloudy, with a low around 16. Calm wind.

Tuesday

Sunny, with a high near 47. Calm wind becoming west southwest around 5 mph.

Tuesday Night

Mostly clear, with a low around 21. Calm wind.

Wednesday

Mostly sunny, with a high near 49. Calm wind becoming west southwest around 5 mph in the afternoon.

Wednesday Night

Mostly cloudy, with a low around 23. West southwest wind around 5 mph becoming calm in the evening.

Thursday

A slight chance of snow showers between 11am and 2pm, then a slight chance of rain showers after 2pm. Some thunder is also possible. Mostly sunny, with a high near 47. Calm wind becoming west southwest around 5 mph in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 20%.

Thursday Night

Mostly clear, with a low around 16. 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 52. East northeast wind around 5 mph becoming west southwest in the morning.

Friday Night

Mostly clear, with a low around 23. West southwest wind around 5 mph becoming calm.

Saturday

Sunny, with a high near 57. Calm wind becoming southwest around 5 mph in the afternoon.