Heavy Rainfall Across the Lower Mississippi Valley and Gulf Coast; Storm System Impacting the Northwest

Periods of heavy rainfall are expected across the Lower Mississippi Valley and Gulf Coast Friday. A Slight Risk (level 2 of 4) of Excessive Rainfall has been issued for portions of the Texas and Louisiana coast. A strong Pacific storm will impact the Pacific Northwest and Great Basin Friday through the weekend, bringing high elevation snow, lower elevation rain, and strong winds. Read More >

Hazardous Weather Conditions

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

Lat: 42.10375°NLon: 123.68508°WElev: 1389.0ft.

58°F

14°C

Humidity	68%
Wind Speed	WSW 9 MPH
Barometer	NA
Dewpoint	47°F (8°C)
Visibility	NA
Last update	03 May 05:52 PM PDT

More Information:

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

Extended Forecast for

5 Miles ENE Happy Camp CA

Freeze Watch May 5, 02:00am until May 5, 08:00am

Winter Weather Advisory May 4, 02:00am until May 4, 11:00am

Click here for hazard details and duration

Freeze Watch

Winter Weather Advisory

Tonight
Low: 34 °F
Rain then
Rain/Snow
Saturday
High: 41 °F
Snow then
Chance Snow
Showers
Saturday Night
Low: 29 °F
Chance Snow
Showers then
Mostly Cloudy
Sunday
High: 43 °F
Slight Chance
Snow Showers
then Slight
Chance
Rain/Snow
Sunday Night
Low: 35 °F
Mostly Cloudy
then Chance
Snow
Monday
High: 45 °F
Rain/Snow
Likely then
Rain Likely
Monday Night
Low: 33 °F
Chance Rain
then Partly
Cloudy
Tuesday
High: 50 °F
Sunny
Tuesday Night
Low: 33 °F
Mostly Clear

Detailed Forecast

Tonight

Rain before 5am, then rain and snow. Snow level 7800 feet lowering to 4100 feet after midnight . Low around 34. Southwest wind 6 to 11 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of less than a half inch possible.

Saturday

Snow, mainly before 9am, then a chance of snow showers after 11am. Some thunder is also possible. High near 41. Southwest wind 6 to 8 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

Saturday Night

A 50 percent chance of snow showers before 11pm. Some thunder is also possible. Mostly cloudy, with a low around 29. West wind 5 to 10 mph. Little or no snow accumulation expected.

Sunday

A slight chance of snow showers before 2pm, then a slight chance of rain showers. Mostly cloudy, with a high near 43. West southwest wind 3 to 8 mph. Chance of precipitation is 20%.

Sunday Night

A 30 percent chance of snow after 5am. Snow level 4000 feet. Mostly cloudy, with a low around 35. Southwest wind 6 to 8 mph. Little or no snow accumulation expected.

Monday

A chance of rain and snow before 8am, then rain likely. Snow level 4000 feet rising to 5100 feet in the afternoon. Mostly cloudy, with a high near 45. Chance of precipitation is 70%. Little or no snow accumulation expected.

Monday Night

A 30 percent chance of rain before 11pm. Snow level 5000 feet lowering to 3600 feet after midnight . Mostly cloudy, with a low around 33.

Tuesday

Sunny, with a high near 50.

Tuesday Night

Mostly clear, with a low around 33.

Wednesday

Sunny, with a high near 59.

Wednesday Night

Clear, with a low around 39.

Thursday

Sunny, with a high near 68.