Powerful Pacific System Impacting the West; First Significant Snow for Portions of the East

Power Pacific system will continue to bring significant impacts for Pacific Northwest into northern California the remainder of the week. Dangerous coastal affects, heavy rain, flooding, strong winds, and higher elevation mountain snow continues. Meanwhile, a storm across the east is set to bring the first accumulating snow to many higher elevations of the Catskills into the central Appalachians. Read More >

Hazardous Weather Conditions

High Surf Advisory until November 22, 06:00 AM PST

Current conditions at

Half Moon Bay Airport (KHAF)

Lat: 37.5136°NLon: 122.4996°WElev: 65.0ft.

Mist

54°F

12°C

Humidity	NA
Wind Speed	SSE 17 MPH
Barometer	30.06 in (1017.95 mb)
Dewpoint	N/A
Visibility	1.25 mi
Last update	NA

More Information:

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

Extended Forecast for

Half Moon Bay CA

High Surf Advisory November 21, 06:31am until November 22, 06:00am

Click here for hazard details and duration

High Surf Advisory

High Surf Advisory November 21, 06:31am until November 22, 06:00am
NOW until 6:00am Fri
High Surf Advisory
Today
High: 61 °F
Rain and
Breezy then
Chance Rain
Tonight
Low: 52 °F
Chance Rain
and Breezy
Friday
High: 60 °F
Showers and
Breezy
Friday Night
Low: 47 °F
Showers
Saturday
High: 58 °F
Showers
Likely
Saturday Night
Low: 43 °F
Chance
Showers
Sunday
High: 57 °F
Rain Likely
Sunday Night
Low: 46 °F
Rain Likely

Detailed Forecast

Today

Rain, mainly before 10am. High near 61. Breezy, with a south wind 17 to 25 mph, with gusts as high as 41 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

Tonight

A 30 percent chance of rain. Cloudy, with a low around 52. Breezy, with a south wind 16 to 22 mph, with gusts as high as 34 mph. New precipitation amounts between a tenth and quarter of an inch possible.

Friday

Showers. High near 60. Breezy, with a south wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

Friday Night

Showers. Low around 47. Southwest wind 7 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

Saturday

Showers likely, mainly before 10am. Partly sunny, with a high near 58. West wind 3 to 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Saturday Night

A 40 percent chance of showers. Mostly cloudy, with a low around 43. New precipitation amounts between a tenth and quarter of an inch possible.

Sunday

Rain likely. Mostly cloudy, with a high near 57. Chance of precipitation is 70%.

Sunday Night

Rain likely. Mostly cloudy, with a low around 46.

Monday

Rain likely. Mostly cloudy, with a high near 59.

Monday Night

Rain likely. Mostly cloudy, with a low around 46.

Tuesday

Rain likely. Mostly cloudy, with a high near 59.