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

Gusty Winds in the Mid-Atlantic and Northeast; Atmospheric River to Impact the Northwest

Gusty winds are expected from portions of the Mid-Atlantic into the Northeast through the night following the system that brought rain to the area. An atmospheric river will move into the Northwest late today into Saturday bringing moderate to heavy rainfall, mountain snow, windy conditions, and high surf to the area over the weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Half Moon Bay Airport (KHAF)

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

Mist

61°F

16°C

Humidity 93%
Wind Speed NNW 9 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 59°F (15°C)
Visibility 4.00 mi
Last update 01 Nov 05:55 PM PDT
Extended Forecast for

Half Moon Bay CA

  • Tonight

    Tonight: Increasing clouds, with a low around 52. West northwest wind 5 to 7 mph becoming calm after midnight.

    Low: 52 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly sunny, with a high near 69. Light and variable wind becoming west northwest 5 to 10 mph in the morning.

    High: 69 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 49. West northwest wind 3 to 5 mph.

    Low: 49 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 62. West wind 5 to 8 mph.

    High: 62 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 51. Light and variable wind.

    Low: 51 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 65.

    High: 65 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain after 11pm. Cloudy, with a low around 55.

    Low: 55 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain before 11am, then showers likely and possibly a thunderstorm after 11am. Cloudy, with a high near 62.

    High: 62 °F

    Showers

  • Wednesday Night

    Wednesday Night: A chance of rain before 11pm. Cloudy, with a low around 52.

    Low: 52 °F

    Chance Rain
    then Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 52. West northwest wind 5 to 7 mph becoming calm after midnight.
Sunday
Mostly sunny, with a high near 69. Light and variable wind becoming west northwest 5 to 10 mph in the morning.
Sunday Night
Partly cloudy, with a low around 49. West northwest wind 3 to 5 mph.
Monday
Mostly sunny, with a high near 62. West wind 5 to 8 mph.
Monday Night
Mostly cloudy, with a low around 51. Light and variable wind.
Tuesday
Mostly cloudy, with a high near 65.
Tuesday Night
A 30 percent chance of rain after 11pm. Cloudy, with a low around 55.
Wednesday
Rain before 11am, then showers likely and possibly a thunderstorm after 11am. Cloudy, with a high near 62.
Wednesday Night
A chance of rain before 11pm. Cloudy, with a low around 52.
Thursday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 63.
Thursday Night
Mostly cloudy, with a low around 52.
Friday
Partly sunny, with a high near 64.
Friday Night
Mostly cloudy, with a low around 50.
Saturday
Partly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Half Moon Bay CA
 37.45°N 122.41°W (Elev. 197 ft)
Last Update:
2:38 pm PDT Nov 1, 2025
Forecast Valid:
6pm PDT Nov 1, 2025-6pm PST Nov 8, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation