National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Snow Squalls in the Northeast U.S. on Thursday; Heavy Rain Along the Gulf Coast

An arctic cold front will move through the Great Lakes and Northeast on Thursday, bringing moderate to heavy snow, strong winds, and possible whiteout conditions through Thursday afternoon. A storm system interacting with Gulf moisture will bring moderate to heavy rainfall to the western and central Gulf Coast on Thursday. Isolated instances of flash flooding will be possible. Read More >

Hazardous Weather Conditions

Current conditions at

Half Moon Bay Airport (KHAF)

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

Clear

52°F

11°C

Humidity 62%
Wind Speed NNE 5 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 39°F (4°C)
Visibility 9.00 mi
Last update 03 Dec 05:35 PM PST
Extended Forecast for

Half Moon Bay CA

  • Tonight

    Tonight: Partly cloudy, with a low around 42. East northeast wind around 11 mph, with gusts as high as 18 mph.

    Low: 42 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 60. Northeast wind 8 to 14 mph.

    High: 60 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 44. Northeast wind 5 to 7 mph.

    Low: 44 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 60. Calm wind becoming west northwest 5 to 7 mph in the morning.

    High: 60 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 47. Calm wind.

    Low: 47 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 42. East northeast wind around 11 mph, with gusts as high as 18 mph.
Thursday
Sunny, with a high near 60. Northeast wind 8 to 14 mph.
Thursday Night
Mostly clear, with a low around 44. Northeast wind 5 to 7 mph.
Friday
Sunny, with a high near 60. Calm wind becoming west northwest 5 to 7 mph in the morning.
Friday Night
Mostly cloudy, with a low around 47. Calm wind.
Saturday
Mostly sunny, with a high near 61.
Saturday Night
Mostly cloudy, with a low around 47.
Sunday
Partly sunny, with a high near 62.
Sunday Night
Mostly cloudy, with a low around 47.
Monday
Mostly sunny, with a high near 62.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Mostly sunny, with a high near 63.
Tuesday Night
Mostly cloudy, with a low around 47.
Wednesday
Partly sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Half Moon Bay CA
 37.48°N 122.42°W (Elev. 397 ft)
Last Update:
12:26 pm PST Dec 3, 2025
Forecast Valid:
5pm PST Dec 3, 2025-6pm PST Dec 10, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation