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.

31°F

-1°C

Humidity	67%
Wind Speed	W 0 MPH
Barometer	NA
Dewpoint	21°F (-6°C)
Visibility	NA
Last update	11 Apr 08:00 PM PDT

More Information:

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

Extended Forecast for

16 Miles W Conway Summit CA

Winter Storm Warning April 11, 08:21pm until April 12, 11:00pm

Click here for hazard details and duration

Winter Storm Warning

Winter Storm Warning April 11, 08:21pm until April 12, 11:00pm
NOW until 11:00pm Sun
Winter Storm Warning
Tonight
Low: 13 °F
Heavy Snow
and Breezy
Sunday
High: 29 °F
Heavy Snow
and Breezy
Sunday Night
Low: 8 °F
Heavy Snow
and Breezy
then Chance
Snow
Monday
High: 34 °F
Chance Snow
Monday Night
Low: 9 °F
Slight Chance
Snow then
Mostly Clear
Tuesday
High: 39 °F
Sunny
Tuesday Night
Low: 15 °F
Mostly Clear
Wednesday
High: 42 °F
Mostly Sunny

Detailed Forecast

Tonight

Snow showers. The snow could be heavy at times. Some thunder is also possible. Low around 13. Wind chill values as low as zero. Breezy, with a south southwest wind around 25 mph, with gusts as high as 45 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 29. Wind chill values as low as -4. 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 11 to 17 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 8. Wind chill values as low as -1. Breezy, with a southwest wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

Monday

A 50 percent chance of snow. Partly sunny, with a high near 34. Wind chill values as low as zero. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. New snow accumulation of less than one inch possible.

Monday Night

A 20 percent chance of snow before 11pm. Partly cloudy, with a low around 9. West wind 5 to 10 mph becoming south after midnight. Winds could gust as high as 15 mph.

Tuesday

Sunny, with a high near 39. West southwest wind 5 to 10 mph, with gusts as high as 20 mph.

Tuesday Night

Mostly clear, with a low around 15. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

Wednesday

Mostly sunny, with a high near 42. West southwest wind 5 to 15 mph, with gusts as high as 25 mph.

Wednesday Night

A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 20. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.

Thursday

A slight chance of snow before 11am, then a slight chance of snow showers after 11am. Some thunder is also possible. Mostly sunny, with a high near 41. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

Thursday Night

Partly cloudy, with a low around 13. West wind around 15 mph becoming east northeast after midnight. Winds could gust as high as 25 mph.

Friday

Sunny, with a high near 45. East wind around 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

Friday Night

Mostly clear, with a low around 18. West wind around 10 mph becoming south in the evening. Winds could gust as high as 20 mph.

Saturday

Mostly sunny, with a high near 49. West southwest wind 5 to 15 mph, with gusts as high as 20 mph.