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	88%
Wind Speed	W 0 MPH
Barometer	NA
Dewpoint	15°F (-9°C)
Visibility	NA
Last update	12 Apr 05:00 AM PDT

More Information:

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

Extended Forecast for

13 Miles WNW Tioga Pass CA

Winter Storm Warning April 12, 05:30am until April 12, 11:00pm

Click here for hazard details and duration

Winter Storm Warning

Winter Storm Warning April 12, 05:30am until April 12, 11:00pm
NOW until 11:00pm Sun
Winter Storm Warning
Overnight
Low: 17 °F
Heavy Snow
and Breezy
Sunday
High: 24 °F
Heavy Snow
and Breezy
Sunday Night
Low: 10 °F
Heavy Snow
then Chance
Snow
Monday
High: 28 °F
Chance Snow
Monday Night
Low: 13 °F
Slight Chance
Snow then
Mostly Clear
Tuesday
High: 34 °F
Sunny
Tuesday Night
Low: 18 °F
Mostly Clear
Wednesday
High: 36 °F
Mostly Sunny

Detailed Forecast

Overnight

Snow showers. The snow could be heavy at times. Some thunder is also possible. Low around 17. Wind chill values as low as 2. Breezy, with a southwest wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 10 to 16 inches possible.

Sunday

Snow showers. The snow could be heavy at times. Some thunder is also possible. High near 24. Wind chill values as low as zero. Breezy, with a southwest wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 90%. New snow accumulation of 6 to 10 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. West southwest wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of 5 to 9 inches possible.

Monday

A 50 percent chance of snow. Partly sunny and cold, with a high near 28. Wind chill values as low as 5. South wind around 5 mph becoming west in the morning. Winds could gust as high as 15 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 13. West wind 5 to 10 mph becoming east after midnight. Winds could gust as high as 15 mph.

Tuesday

Sunny, with a high near 34. East southeast 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. West southwest wind 5 to 10 mph becoming light south in the evening. Winds could gust as high as 15 mph.

Wednesday

Mostly sunny, with a high near 36. West southwest wind 5 to 15 mph, with gusts as high as 25 mph.

Wednesday Night

Mostly cloudy, with a low around 22. West southwest wind 5 to 15 mph, with gusts as high as 25 mph.

Thursday

A slight chance of snow before 11am, then a chance of snow showers after 11am. Some thunder is also possible. Partly sunny, with a high near 33. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

Thursday Night

Mostly clear, with a low around 13. West wind around 15 mph becoming east northeast in the evening. Winds could gust as high as 25 mph.

Friday

Sunny, with a high near 37. East northeast wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

Friday Night

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

Saturday

Mostly sunny, with a high near 43. Southeast wind 5 to 10 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph.