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

4 Miles S Tioga Pass CA

Winter Storm Warning April 12, 06:38am until April 12, 11:00pm

Click here for hazard details and duration

Winter Storm Warning

Winter Storm Warning April 12, 06:38am until April 12, 11:00pm
NOW until 11:00pm Sun
Winter Storm Warning
Today
High: 23 °F
Heavy Snow
and Breezy
Tonight
Low: 10 °F
Snow Showers
Likely then
Slight Chance
Snow
Monday
High: 27 °F
Chance Snow
Monday Night
Low: 14 °F
Partly Cloudy
Tuesday
High: 34 °F
Sunny
Tuesday Night
Low: 20 °F
Mostly Clear
Wednesday
High: 36 °F
Mostly Sunny
Wednesday Night
Low: 22 °F
Mostly Cloudy

Detailed Forecast

Today

Snow showers before 8am, then snow between 8am and 11am, then snow showers after 11am. The snow could be heavy at times. Some thunder is also possible. High near 23. Wind chill values as low as 3. Breezy, with a southwest wind 15 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 3 to 5 inches possible.

Tonight

Snow showers likely before 8pm, then snow likely, mainly between 8pm and 11pm. Some thunder is also possible. Mostly cloudy, with a low around 10. Southwest wind 10 to 15 mph becoming light after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 70%. 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 27. Wind chill values as low as 14. Calm wind becoming west northwest around 5 mph in the afternoon. Winds could gust 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 14. West northwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 20 mph.

Tuesday

Sunny, with a high near 34. Calm wind becoming west southwest around 5 mph in the afternoon. Winds could gust as high as 15 mph.

Tuesday Night

Mostly clear, with a low around 20. West southwest wind 5 to 10 mph becoming light in the evening. Winds could gust as high as 20 mph.

Wednesday

Mostly sunny, with a high near 36. Light southwest wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 30 mph.

Wednesday Night

Mostly cloudy, with a low around 22. West southwest wind 5 to 15 mph, with gusts as high as 30 mph.

Thursday

A 20 percent chance of snow showers after 11am. Some thunder is also possible. Mostly sunny, with a high near 33. West southwest wind 5 to 15 mph, with gusts as high as 30 mph.

Thursday Night

Partly cloudy, with a low around 13. West wind 10 to 15 mph becoming northeast in the evening. Winds could gust as high as 30 mph.

Friday

Sunny, with a high near 36. Northeast wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

Friday Night

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

Saturday

Mostly sunny, with a high near 41. Southwest wind 5 to 10 mph, with gusts as high as 25 mph.