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

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.

haze

61°F

16°C

Humidity 82%
Wind Speed S 6 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 55°F (13°C)
Visibility 3.00 mi
Last update 14 Nov 04:35 PM PST
Extended Forecast for

Half Moon Bay CA

Coastal Flood Advisory November 14, 04:50pm until November 14, 06:00pm
High Surf Warning November 14, 04:50pm until November 15, 04:00am
Click here for hazard details and duration
...
High Surf Warning
  •  
    Coastal Flood Advisory November 14, 04:50pm until November 14, 06:00pm
    High Surf Warning November 14, 04:50pm until November 15, 04:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 48 °F

    Cloudy

  • Sunday

    Sunday: Rain likely after 10am. Mostly cloudy, with a high near 64. South wind 11 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 64 °F

    Chance Rain
    then Rain
    Likely

  • Sunday Night

    Sunday Night: Rain. Low around 45. North northwest wind 3 to 5 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 45 °F

    Rain

  • Monday

    Monday: Rain likely, mainly before 10am. Cloudy, then gradually becoming mostly sunny, with a high near 61. Northwest wind 5 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 61 °F

    Rain Likely

  • Monday Night

    Monday Night: A 20 percent chance of rain before 10pm. Partly cloudy, with a low around 42. North northwest wind 5 to 7 mph.

    Low: 42 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Rain likely after 10pm. Mostly cloudy, with a low around 48. Chance of precipitation is 70%.

    Low: 48 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain before 4pm, then showers and possibly a thunderstorm after 4pm. Cloudy, with a high near 59. Breezy.

    High: 59 °F

    Showers and
    Breezy

Detailed Forecast

Tonight
Cloudy, with a low around 48. South southeast wind 3 to 7 mph.
Sunday
Rain likely after 10am. Mostly cloudy, with a high near 64. South wind 11 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain. Low around 45. North northwest wind 3 to 5 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Rain likely, mainly before 10am. Cloudy, then gradually becoming mostly sunny, with a high near 61. Northwest wind 5 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A 20 percent chance of rain before 10pm. Partly cloudy, with a low around 42. North northwest wind 5 to 7 mph.
Tuesday
Mostly sunny, with a high near 60.
Tuesday Night
Rain likely after 10pm. Mostly cloudy, with a low around 48. Chance of precipitation is 70%.
Wednesday
Rain before 4pm, then showers and possibly a thunderstorm after 4pm. Cloudy, with a high near 59. Breezy.
Wednesday Night
Showers and possibly a thunderstorm before 10pm, then rain after 10pm. Cloudy, with a low around 46.
Thursday
Rain. Mostly cloudy, with a high near 58.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 44.
Friday
A slight chance of rain. Mostly sunny, with a high near 59.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 44.
Saturday
A chance of rain. Mostly cloudy, with a high near 60.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Half Moon Bay CA
 37.47°N 122.45°W (Elev. 7 ft)
Last Update:
12:46 pm PST Nov 14, 2026
Forecast Valid:
4pm PST Nov 14, 2026-6pm PST Nov 21, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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