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

Special Weather Statement

Current conditions at

LAS TRAMPAS (LTRC1)

Lat: 37.83389°NLon: 122.06694°WElev: 1760.0ft.

50°F

10°C

Humidity	100%
Wind Speed	SW 18 MPH
Barometer	NA
Dewpoint	50°F (10°C)
Visibility	NA
Wind Chill	44°F (7°C)
Last update	11 Apr 05:28 PM PDT

More Information:

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

Extended Forecast for

4 Miles WSW Danville CA

Tonight
Low: 47 °F
Showers then
Showers
Likely
Sunday
High: 57 °F
Showers
Sunday Night
Low: 46 °F
Chance
Showers then
Partly Cloudy
Monday
High: 62 °F
Mostly Sunny
Monday Night
Low: 46 °F
Mostly Clear
Tuesday
High: 64 °F
Mostly Sunny
Tuesday Night
Low: 45 °F
Mostly Clear
Wednesday
High: 64 °F
Sunny
Wednesday Night
Low: 48 °F
Partly Cloudy

Detailed Forecast

Tonight

Showers and thunderstorms before midnight, then showers likely and possibly a thunderstorm between midnight and 4am, then a chance of showers and thunderstorms after 4am. Low around 47. South wind 14 to 17 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

Sunday

Showers and possibly a thunderstorm, mainly before 4pm, then a chance of showers and thunderstorms after 4pm. High near 57. South southwest wind 14 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Sunday Night

A 30 percent chance of showers before 11pm. Mostly cloudy, with a low around 46. West southwest wind 5 to 11 mph, with gusts as high as 22 mph. New precipitation amounts of less than a tenth of an inch possible.

Monday

Mostly sunny, with a high near 62. Light and variable wind becoming west 5 to 8 mph in the afternoon.

Monday Night

Mostly clear, with a low around 46. West southwest wind 6 to 10 mph.

Tuesday

Mostly sunny, with a high near 64.

Tuesday Night

Mostly clear, with a low around 45.

Wednesday

Sunny, with a high near 64.

Wednesday Night

Partly cloudy, with a low around 48.