Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for 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

ILLINOIS VALLEY AIRPORT (SBFO3)

Lat: 42.10386°NLon: 123.68519°WElev: 1389.0ft.

50°F

10°C

Humidity	100%
Wind Speed	NNW 1 MPH
Barometer	NA
Dewpoint	50°F (10°C)
Visibility	NA
Last update	10 Apr 04:52 AM PDT

More Information:

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

Extended Forecast for

9 Miles ENE Happy Camp CA

Today
High: 65 °F
Chance
T-storms then
Showers
Tonight
Low: 45 °F
Rain Likely
Saturday
High: 58 °F
Showers
Saturday Night
Low: 42 °F
Rain then
Chance Rain
Sunday
High: 55 °F
Rain
Sunday Night
Low: 41 °F
Rain Likely
then Chance
Rain
Monday
High: 59 °F
Chance Rain
Monday Night
Low: 37 °F
Mostly Cloudy
Tuesday
High: 65 °F
Mostly Sunny

Detailed Forecast

Today

A chance of rain and thunderstorms, then showers and possibly a thunderstorm after noon. High near 65. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

Tonight

Rain likely and possibly a thunderstorm. Mostly cloudy, with a low around 45. Light and variable wind. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Saturday

Rain before 11am, then showers and possibly a thunderstorm after 11am. High near 58. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

Saturday Night

Rain, mainly before 11pm. Low around 42. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

Sunday

Rain. High near 55. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

Sunday Night

Rain likely, mainly before 11pm. Mostly cloudy, with a low around 41. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Monday

A 40 percent chance of rain. Partly sunny, with a high near 59.

Monday Night

Mostly cloudy, with a low around 37.

Tuesday

Mostly sunny, with a high near 65.

Tuesday Night

Partly cloudy, with a low around 38.

Wednesday

A chance of rain. Partly sunny, with a high near 62.

Wednesday Night

A slight chance of rain. Partly cloudy, with a low around 38.