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.

18°F

-8°C

Humidity	87%
Wind Speed	SSE 0 MPH
Barometer	NA
Dewpoint	15°F (-9°C)
Visibility	NA
Last update	12 Apr 06:00 AM PDT

More Information:

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

Extended Forecast for

10 Miles E Yosemite CA

Winter Storm Warning April 12, 06:53am until April 12, 11:00pm

Click here for hazard details and duration

Winter Storm Warning

Winter Storm Warning April 12, 06:53am until April 12, 11:00pm
NOW until 11:00pm Sun
Winter Storm Warning
Today
High: 28 °F
Heavy Snow
and Breezy
Tonight
Low: 13 °F
Snow Showers
then Chance
Snow
Monday
High: 33 °F
Chance Snow
Monday Night
Low: 16 °F
Partly Cloudy
Tuesday
High: 39 °F
Sunny
Tuesday Night
Low: 21 °F
Mostly Clear
Wednesday
High: 41 °F
Mostly Sunny
Wednesday Night
Low: 23 °F
Mostly Cloudy

Detailed Forecast

Today

Snow showers. The snow could be heavy at times. Some thunder is also possible. High near 28. Wind chill values as low as 6. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 3 to 5 inches possible.

Tonight

Snow showers before 8pm, then snow, mainly between 8pm and 11pm. Some thunder is also possible. Low around 13. Southwest wind 5 to 10 mph becoming southeast after midnight. Winds could gust as high as 20 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, with a high near 33. Wind chill values as low as 8. East northeast wind around 5 mph becoming west in the morning. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.

Monday Night

Partly cloudy, with a low around 16. Wind chill values as low as 9. West wind around 5 mph becoming northeast in the evening.

Tuesday

Sunny, with a high near 39. North wind around 5 mph becoming west southwest in the morning.

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 41. West southwest wind 5 to 10 mph, with gusts as high as 20 mph.

Wednesday Night

Mostly cloudy, with a low around 23. West southwest wind 5 to 10 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, with a high near 38. West southwest wind 5 to 15 mph, with gusts as high as 25 mph.

Thursday Night

Partly cloudy, with a low around 15. West wind 10 to 15 mph becoming east northeast in the evening. Winds could gust as high as 20 mph.

Friday

Sunny, with a high near 42. East northeast wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 15 mph.

Friday Night

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

Saturday

Sunny, with a high near 47. North wind 5 to 10 mph becoming southwest in the morning. Winds could gust as high as 15 mph.