Sinlaku Continues to Impact the Marianas; Severe Weather from the Central US to the Northeast; Late-Season Snow in the Northwest

Sinlaku continues to bring destructive winds, widespread heavy rain/flooding, and storm surge to the Marianas. Showers and severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley and to the Central/Southern Plains through Thursday. A front will produce late-season snowfall over the Cascades and Northern Rockies and coastal rain over the Northwest Coast through Thursday. Read More >

Hazardous Weather Conditions

Freeze Watch in effect from April 17, 03:00 AM PDT until April 17, 09:00 AM PDT

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

47°F

8°C

Humidity	75%
Wind Speed	SW 8 MPH
Barometer	NA
Dewpoint	39°F (4°C)
Visibility	NA
Wind Chill	43°F (6°C)
Last update	15 Apr 01:52 AM PDT

More Information:

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

Extended Forecast for

Happy Camp CA

Freeze Watch April 17, 03:00am until April 17, 09:00am

Click here for hazard details and duration

Freeze Watch

Overnight
Low: 44 °F
Rain Likely
Wednesday
High: 53 °F
Rain
Wednesday Night
Low: 35 °F
Slight Chance
Rain then
Frost
Thursday
High: 58 °F
Frost then
Sunny
Thursday Night
Low: 34 °F
Frost
Friday
High: 68 °F
Frost then
Sunny
Friday Night
Low: 39 °F
Partly Cloudy
Saturday
High: 72 °F
Slight Chance
Rain
Saturday Night
Low: 44 °F
Chance Rain

Detailed Forecast

Overnight

Rain likely, mainly between 4am and 5am. Mostly cloudy, with a steady temperature around 44. South southwest wind around 5 mph. Chance of precipitation is 60%.

Wednesday

Rain before 4pm, then a chance of rain after 5pm. Snow level 5700 feet lowering to 4000 feet in the afternoon . High near 53. Light south southwest wind increasing to 6 to 11 mph in the morning. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

Wednesday Night

A slight chance of rain between 8pm and 9pm. Widespread frost, mainly after 2am. Snow level 3000 feet lowering to 1300 feet after midnight . Otherwise, mostly clear, with a low around 35. West northwest wind 5 to 10 mph becoming light north northwest in the evening. Chance of precipitation is 20%.

Thursday

Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 58. Light north wind becoming north northeast 5 to 10 mph in the morning.

Thursday Night

Widespread frost, mainly after 2am. Otherwise, clear, with a low around 34. Northeast wind 3 to 8 mph.

Friday

Widespread frost before 11am. Otherwise, sunny, with a high near 68.

Friday Night

Partly cloudy, with a low around 39.

Saturday

A slight chance of rain after 11am. Mostly sunny, with a high near 72.

Saturday Night

A chance of rain. Mostly cloudy, with a low around 44.