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.

24°F

-4°C

Humidity	92%
Wind Speed	SSE 40 MPH
Barometer	NA
Dewpoint	22°F (-6°C)
Visibility	NA
Wind Chill	5°F (-15°C)
Last update	12 Apr 03:00 AM PDT

More Information:

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

Extended Forecast for

10 Miles W Conway Summit CA

Winter Storm Warning April 12, 04:14am until April 12, 11:00pm

Click here for hazard details and duration

Winter Storm Warning

Winter Storm Warning April 12, 04:14am until April 12, 11:00pm
NOW until 11:00pm Sun
Winter Storm Warning
Overnight
Low: 14 °F
Heavy Snow
and Windy
Sunday
High: 18 °F
Heavy Snow
and Windy
Sunday Night
Low: 7 °F
Heavy Snow
and Breezy
then Chance
Snow
Monday
High: 23 °F
Chance Snow
Monday Night
Low: 10 °F
Partly Cloudy
Tuesday
High: 29 °F
Cold
Tuesday Night
Low: 16 °F
Mostly Clear
Wednesday
High: 31 °F
Cold and
Breezy

Detailed Forecast

Overnight

Snow showers. The snow could be heavy at times. Some thunder is also possible. Low around 14. Wind chill values as low as -6. Windy, with a southwest wind around 35 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 10 to 16 inches possible.

Sunday

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 18. Wind chill values as low as -7. Windy, with a south southwest wind 30 to 35 mph, with gusts as high as 50 mph. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.

Sunday Night

Snow, mainly before 11pm. The snow could be heavy at times. Low around 7. Wind chill values as low as -4. Breezy, with a southwest wind 20 to 25 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 7 inches possible.

Monday

A 50 percent chance of snow. Partly sunny and cold, with a high near 23. Wind chill values as low as -4. West northwest wind 10 to 15 mph, with gusts as high as 20 mph. New snow accumulation of 1 to 2 inches possible.

Monday Night

Partly cloudy, with a low around 10. West northwest wind 10 to 15 mph becoming southwest after midnight. Winds could gust as high as 20 mph.

Tuesday

Sunny and cold, with a high near 29. West southwest wind 10 to 15 mph, with gusts as high as 20 mph.

Tuesday Night

Mostly clear, with a low around 16. West southwest wind 10 to 15 mph, with gusts as high as 25 mph.

Wednesday

Mostly sunny and cold, with a high near 31. Breezy, with a southwest wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 30 mph.

Wednesday Night

Mostly cloudy, with a low around 18. Breezy, with a west southwest wind 15 to 25 mph, with gusts as high as 35 mph.

Thursday

A slight chance of snow before 11am, then a chance of snow showers after 11am. Some thunder is also possible. Partly sunny and cold, with a high near 27. Breezy, with a west southwest wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 30%.

Thursday Night

Partly cloudy, with a low around 9. Breezy, with a west wind 20 to 25 mph becoming northeast after midnight. Winds could gust as high as 35 mph.

Friday

Sunny and cold, with a high near 31. Blustery, with an east northeast wind 15 to 20 mph becoming west in the afternoon.

Friday Night

Mostly clear, with a low around 16. Southwest wind around 15 mph, with gusts as high as 25 mph.

Saturday

Mostly sunny, with a high near 37. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.