Heavy Rain in the Southern U.S.; Winter Storm to Impact the Northern Mid-Atlantic and Interior Northeast

A storm system stretching from the Tennessee Valley to the Gulf Coast will bring a variety of hazards to the Eastern U.S. through Tuesday. On the south side of the system, heavy rain and thunderstorms will persist across the Southern U.S. Further north, a wintry precipitation mix is expected from the Central Appalachians to the interior Northeast through Tuesday. Read More >

Current conditions at

Half Moon Bay Airport (KHAF)

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

Mist

43°F

6°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 43°F (6°C)
Visibility 6.00 mi
Last update 01 Dec 11:35 PM PST
Extended Forecast for

Half Moon Bay CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 44. East wind around 8 mph.

    Low: 44 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 63. East northeast wind 6 to 10 mph becoming northwest in the afternoon.

    High: 63 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 44. Calm wind becoming northeast 5 to 7 mph after midnight.

    Low: 44 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 61. Northeast wind 15 to 18 mph, with gusts as high as 23 mph.

    High: 61 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 42. East northeast wind 9 to 11 mph.

    Low: 42 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 44. East wind around 8 mph.
Tuesday
Mostly sunny, with a high near 63. East northeast wind 6 to 10 mph becoming northwest in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 44. Calm wind becoming northeast 5 to 7 mph after midnight.
Wednesday
Mostly sunny, with a high near 61. Northeast wind 15 to 18 mph, with gusts as high as 23 mph.
Wednesday Night
Partly cloudy, with a low around 42. East northeast wind 9 to 11 mph.
Thursday
Mostly sunny, with a high near 60.
Thursday Night
Partly cloudy, with a low around 44.
Friday
Sunny, with a high near 62.
Friday Night
Mostly cloudy, with a low around 46.
Saturday
Partly sunny, with a high near 60.
Saturday Night
Mostly cloudy, with a low around 48.
Sunday
Partly sunny, with a high near 61.
Sunday Night
Mostly cloudy, with a low around 46.
Monday
Mostly sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
Half Moon Bay CA
 37.48°N 122.42°W (Elev. 397 ft)
12:26 pm PST Dec 1, 2025
11pm PST Dec 1, 2025-6pm PST Dec 8, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database