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 >

Current conditions at

Livermore, Livermore Municipal Airport (KLVK)

Lat: 37.69278°NLon: 121.81444°WElev: 397.0ft.

Mostly Cloudy

55°F

13°C

Humidity	87%
Wind Speed	SSW 5 MPH
Barometer	29.87 in (1011.51 mb)
Dewpoint	52°F (11°C)
Visibility	10.00 mi
Last update	11 Apr 04:00 AM PDT

More Information:

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

Extended Forecast for

9 Miles SSE Livermore CA

Today
High: 59 °F
Showers
Likely
Tonight
Low: 47 °F
Heavy Rain
Sunday
High: 54 °F
Showers
Sunday Night
Low: 46 °F
Chance Rain
then Partly
Cloudy
Monday
High: 59 °F
Mostly Sunny
Monday Night
Low: 46 °F
Mostly Clear
Tuesday
High: 63 °F
Sunny
Tuesday Night
Low: 46 °F
Mostly Clear
Wednesday
High: 64 °F
Sunny

Detailed Forecast

Today

Rain and thunderstorms likely before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 59. South wind 8 to 13 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tonight

Showers and thunderstorms before 3am, then showers likely and possibly a thunderstorm between 3am and 5am, then rain after 5am. Some of the storms could produce heavy rainfall. Low around 47. South southwest wind 13 to 21 mph, with gusts as high as 38 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

Sunday

Rain before 8am, then showers and possibly a thunderstorm after 8am. High near 54. Southwest wind around 15 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Sunday Night

A 40 percent chance of rain before 11pm. Mostly cloudy, with a low around 46. West southwest wind 6 to 11 mph becoming light southwest after midnight. Winds could gust as high as 23 mph. New precipitation amounts of less than a tenth of an inch possible.

Monday

Mostly sunny, with a high near 59. Calm wind becoming west northwest 5 to 8 mph in the afternoon.

Monday Night

Mostly clear, with a low around 46.

Tuesday

Sunny, with a high near 63.

Tuesday Night

Mostly clear, with a low around 46.

Wednesday

Sunny, with a high near 64.

Wednesday Night

Partly cloudy, with a low around 47.