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

Widespread Rain from Texas to the Central Appalachians; Heavy to Excessive Rainfall in Southern California and the Southwest

Scattered thunderstorms and widespread showers are expected from the Texas coast to the central Appalachians today. Heavy to excessive rainfall will continue in southern California into the Desert Southwest through Saturday. Heavy rain will pose a risk of flash flooding, especially across burn scar and urbanized regions. Read More >

Hazardous Weather Conditions

Current conditions at

Half Moon Bay Airport (KHAF)

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

haze

64°F

18°C

Humidity 72%
Wind Speed NW 12 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 55°F (13°C)
Visibility 5.00 mi
Last update 22 Nov 12:55 PM PST
Extended Forecast for

4 Miles SW Hillsborough CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 60. North wind around 8 mph.

    High: 60 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 46. West wind 5 to 7 mph.

    Low: 46 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly sunny, with a high near 57. West wind 3 to 8 mph.

    High: 57 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 47. West northwest wind 8 to 10 mph.

    Low: 47 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 57. North northeast wind around 7 mph.

    High: 57 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 60. North wind around 8 mph.
Tonight
Increasing clouds, with a low around 46. West wind 5 to 7 mph.
Sunday
Mostly sunny, with a high near 57. West wind 3 to 8 mph.
Sunday Night
Partly cloudy, with a low around 47. West northwest wind 8 to 10 mph.
Monday
Mostly sunny, with a high near 57. North northeast wind around 7 mph.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Sunny, with a high near 59.
Tuesday Night
Partly cloudy, with a low around 46.
Wednesday
Mostly sunny, with a high near 60.
Wednesday Night
Partly cloudy, with a low around 47.
Thanksgiving Day
Mostly sunny, with a high near 60.
Thursday Night
Mostly cloudy, with a low around 49.
Friday
Partly sunny, with a high near 58.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Hillsborough CA
 37.52°N 122.4°W (Elev. 1293 ft)
Last Update:
12:25 pm PST Nov 22, 2025
Forecast Valid:
1pm PST Nov 22, 2025-6pm PST Nov 28, 2025
 
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