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 04:15 AM PDT

More Information:

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

Extended Forecast for

9 Miles SE Yosemite CA

Winter Storm Warning April 12, 04:48am until April 12, 11:00pm

Click here for hazard details and duration

Winter Storm Warning

Winter Storm Warning April 12, 04:48am until April 12, 11:00pm
NOW until 11:00pm Sun
Winter Storm Warning
Overnight
Low: 16 °F
Heavy Snow
and Breezy
Sunday
High: 18 °F
Heavy Snow
and Breezy
Sunday Night
Low: 10 °F
Heavy Snow
then Chance
Snow
Monday
High: 22 °F
Chance Snow
Monday Night
Low: 13 °F
Partly Cloudy
Tuesday
High: 29 °F
Cold
Tuesday Night
Low: 18 °F
Mostly Clear
Wednesday
High: 30 °F
Cold

Detailed Forecast

Overnight

Snow showers. The snow could be heavy at times. Some thunder is also possible. Low around 16. Wind chill values as low as zero. Breezy, with a southwest wind around 25 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 13 to 19 inches possible.

Sunday

Snow showers. The snow could be heavy at times. Some thunder is also possible. High near 18. Wind chill values as low as -1. Breezy, with a south southwest wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 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 10. Wind chill values as low as zero. Southwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.

Monday

A chance of snow, mainly between 11am and 2pm, then a chance of snow showers after 2pm. Some thunder is also possible. Partly sunny and cold, with a high near 22. Wind chill values as low as 3. West wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.

Monday Night

Partly cloudy, with a low around 13. West wind 5 to 10 mph becoming northeast after midnight. Winds could gust as high as 20 mph.

Tuesday

Sunny and cold, with a high near 29. North wind 5 to 10 mph becoming west southwest in the morning. Winds could gust as high as 15 mph.

Tuesday Night

Mostly clear, with a low around 18. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.

Wednesday

Mostly sunny and cold, with a high near 30. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.

Wednesday Night

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

Thursday

A 20 percent chance of snow showers after 11am. Some thunder is also possible. Mostly sunny and cold, with a high near 28. West southwest wind 10 to 15 mph, with gusts as high as 30 mph.

Thursday Night

Mostly clear, with a low around 12. West wind around 15 mph becoming east northeast in the evening. Winds could gust as high as 25 mph.

Friday

Sunny and cold, with a high near 32. Northeast wind 10 to 15 mph becoming southwest in the morning. Winds could gust as high as 20 mph.

Friday Night

Mostly clear, with a low around 19. West southwest wind around 10 mph becoming north in the evening. Winds could gust as high as 15 mph.

Saturday

Sunny, with a high near 36. North northwest wind 10 to 15 mph becoming southwest in the morning. Winds could gust as high as 20 mph.