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Heavy Snow in the Sierra Nevada; Heavy Rainfall in Texas Sunday

Heavy snow is expected in the Sierra Nevada mountain ranges into Saturday causing hazardous travel conditions. Winter Storm Warnings have been issued. Thunderstorms and moderate to heavy rainfall are expected across portions of eastern Texas into Louisiana on Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

Half Moon Bay Airport (KHAF)

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

Mist

59°F

15°C

Humidity 93%
Wind Speed S 32 MPH
Barometer 29.6 in (1002.37 mb)
Dewpoint 57°F (14°C)
Visibility 1.25 mi
Last update 13 Nov 10:35 AM PST
Extended Forecast for

Half Moon Bay CA

Coastal Flood Advisory November 14, 12:00am until November 14, 06:00pm
High Surf Warning November 13, 06:00pm until November 15, 04:00am
Click here for hazard details and duration
Coastal Flood Advisory
High Surf Warning

  • Today

    Today: Rain, mainly before 2pm. High near 62. Breezy, with a south wind 13 to 22 mph becoming west in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 62 °F

    Rain and
    Breezy

  • Tonight

    Tonight: A 40 percent chance of rain after 3am. Mostly cloudy, with a low around 45. West northwest wind 5 to 7 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Chance Rain

  • Saturday

    Saturday: Increasing clouds, with a high near 64. Calm wind becoming south southwest around 6 mph in the afternoon.

    High: 64 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Cloudy, with a low around 48. South southeast wind 3 to 6 mph.

    Low: 48 °F

    Cloudy

  • Sunday

    Sunday: Rain after 10am. High near 64. South wind 9 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 64 °F

    Rain

  • Sunday Night

    Sunday Night: Rain. Low around 45. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 45 °F

    Rain

  • Monday

    Monday: A 50 percent chance of rain. Partly sunny, with a high near 60.

    High: 60 °F

    Chance Rain

  • Monday Night

    Monday Night: A chance of rain, mainly before 10pm. Partly cloudy, with a low around 45.

    Low: 45 °F

    Chance Rain

  • Tuesday

    Tuesday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

Detailed Forecast

Today
Rain, mainly before 2pm. High near 62. Breezy, with a south wind 13 to 22 mph becoming west in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Tonight
A 40 percent chance of rain after 3am. Mostly cloudy, with a low around 45. West northwest wind 5 to 7 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Increasing clouds, with a high near 64. Calm wind becoming south southwest around 6 mph in the afternoon.
Saturday Night
Cloudy, with a low around 48. South southeast wind 3 to 6 mph.
Sunday
Rain after 10am. High near 64. South wind 9 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain. Low around 45. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Monday
A 50 percent chance of rain. Partly sunny, with a high near 60.
Monday Night
A chance of rain, mainly before 10pm. Partly cloudy, with a low around 45.
Tuesday
Mostly sunny, with a high near 59.
Tuesday Night
Rain, mainly after 10pm. Mostly cloudy, with a low around 48.
Wednesday
Rain. Cloudy, with a high near 59.
Wednesday Night
Rain. Mostly cloudy, with a low around 45.
Thursday
A chance of rain. Partly sunny, with a high near 58.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Half Moon Bay CA
 37.47°N 122.45°W (Elev. 7 ft)
Last Update:
10:26 am PST Nov 13, 2026
Forecast Valid:
10am PST Nov 13, 2026-6pm PST Nov 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation