Snow Squalls May Impact New Year's Eve Travel from the Great Lakes to the Mid-Atlantic; Heavy Rain & Isolated Severe Thunderstorms in Southern California

Snow squalls are likely to cross the Lower Great Lakes this evening and the Ohio Valley through the interior Northeast/northern Mid-Atlantic overnight, before potentially reaching the I-95 corridor from D.C. to New York City early New Year’s Day morning. Heavy rain and isolated severe thunderstorms will impact coastal southern California including Los Angeles tonight into early on New Year's Day. Read More >

Hazardous Weather Conditions

Current conditions at

Half Moon Bay Airport (KHAF)

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

light rain,mist

57°F

14°C

Humidity	100%
Wind Speed	SE 9 MPH
Barometer	29.8 in (1009.14 mb)
Dewpoint	57°F (14°C)
Visibility	3.00 mi
Last update	01 Jan 03:55 AM PST

More Information:

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

Extended Forecast for

2 Miles S Pacifica CA

Coastal Flood Advisory January 1, 04:18am until January 4, 02:00pm

Wind Advisory January 2, 01:00pm until January 3, 01:00pm

Click here for hazard details and duration

Coastal Flood Advisory

Wind Advisory

Coastal Flood Advisory January 1, 04:18am until January 4, 02:00pm
NOW until 2:00pm Sun
Coastal Flood Advisory
Overnight
Low: 53 °F
Showers
New Year's Day
High: 60 °F
Showers
Thursday Night
Low: 55 °F
Showers
Likely then
Chance
Showers
Friday
High: 60 °F
Showers
Likely
Friday Night
Low: 55 °F
Showers and
Breezy
Saturday
High: 61 °F
Showers and
Breezy
Saturday Night
Low: 53 °F
Showers
Sunday
High: 58 °F
Showers

Detailed Forecast

Overnight

Showers. Steady temperature around 53. Southeast wind around 16 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

New Year's Day

Showers, with thunderstorms also possible after 10am. High near 60. South wind 16 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Thursday Night

Showers likely, mainly before 10pm. Mostly cloudy, with a steady temperature around 55. South southeast wind 14 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Friday

Showers likely, mainly after 10am. Mostly cloudy, with a high near 60. South southeast wind 15 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Friday Night

Showers, with thunderstorms also possible after 1am. Low around 55. Breezy, with a south wind 23 to 25 mph, with gusts as high as 46 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

Saturday

Showers. High near 61. Breezy. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

Saturday Night

Showers before 10pm, then showers and possibly a thunderstorm between 10pm and 4am, then showers after 4am. Low around 53. Chance of precipitation is 90%.

Sunday

Showers before 10am, then showers and possibly a thunderstorm between 10am and 4pm, then showers after 4pm. Cloudy, with a high near 58.

Sunday Night

Showers, with thunderstorms also possible after 10pm. Cloudy, with a low around 50.

Monday

Showers. Mostly cloudy, with a high near 57.

Monday Night

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

Tuesday

A chance of showers. Partly sunny, with a high near 56.

Tuesday Night

A slight chance of showers. Mostly cloudy, with a low around 45.