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 Weather Advisory in effect from April 11, 08:00 PM PDT until April 12, 11:00 AM PDT

Current conditions at

Mount Shasta (KMHS)

Lat: 41.31494°NLon: 122.31702°WElev: 3540.0ft.

unknown precip

34°F

1°C

Humidity	96%
Wind Speed	N 0 MPH
Barometer	29.67 in (1004.74 mb)
Dewpoint	33°F (1°C)
Visibility	8.00 mi
Last update	12 Apr 01:56 AM PDT

More Information:

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

Extended Forecast for

15 Miles WSW Weed CA

Winter Weather Advisory until April 12, 11:00am

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory until April 12, 11:00am
NOW until 11:00am Sun
Winter Weather Advisory
Overnight
Low: 27 °F
Chance Snow
Sunday
High: 34 °F
Snow Showers
Sunday Night
Low: 29 °F
Snow Likely
then Mostly
Cloudy
Monday
High: 39 °F
Slight Chance
Snow then
Slight Chance
Rain/Snow
Monday Night
Low: 33 °F
Mostly Cloudy
Tuesday
High: 46 °F
Mostly Sunny
Tuesday Night
Low: 36 °F
Slight Chance
Snow
Wednesday
High: 39 °F
Snow then
Rain/Snow

Detailed Forecast

Overnight

A 30 percent chance of snow, mainly after 4am. Mostly cloudy, with a low around 27. Southeast wind 16 to 18 mph, with gusts as high as 25 mph. Total nighttime snow accumulation of 2 to 4 inches possible.

Sunday

Snow likely before 11am, then snow showers after 11am. Some thunder is also possible. High near 34. South wind 7 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

Sunday Night

Snow likely, mainly before 10pm. Mostly cloudy, with a low around 29. South southwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

Monday

A slight chance of snow after 11am, mixing with rain after 2pm. Partly sunny, with a high near 39. Calm wind becoming west 5 to 7 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 20%.

Monday Night

Mostly cloudy, with a low around 33. West wind 3 to 6 mph. Winds could gust as high as 18 mph.

Tuesday

Mostly sunny, with a high near 46.

Tuesday Night

A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 36.

Wednesday

Snow before 2pm, then rain and snow. Mostly cloudy, with a high near 39.

Wednesday Night

A chance of snow, mainly before 11pm. Mostly cloudy, with a low around 25.

Thursday

Sunny, with a high near 38.