Heavy Rain in the Southern U.S.; Active Weather Continues in Alaska

A storm system will bring heavy rainfall, thunderstorms, and flooding threats to portions of the Southern Plains today, the Lower Mississippi Valley Saturday, and the Southeast into the Mid-Atlantic on Sunday. Another Bering system will impact the Alaskan West Coast and Central Interior through the weekend bringing moderate to heavy snow, high winds, and/or some blizzard conditions. Read More >

Current conditions at

Half Moon Bay Airport (KHAF)

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

Overcast

46°F

8°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 14 Feb 06:15 AM PST
Extended Forecast for

4 Miles ESE Half Moon Bay CA

  • Today

    Today: Mostly cloudy, with a high near 55. Calm wind becoming south 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 55 °F

    Mostly Cloudy

  • Tonight

    Tonight: A slight chance of rain before midnight, then a slight chance of rain after 4am.  Mostly cloudy, with a low around 51. South wind around 15 mph, with gusts as high as 31 mph.  Chance of precipitation is 20%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 51 °F

    Slight Chance
    Rain

  • Sunday

    Sunday: A slight chance of rain before 4pm, then showers likely after 4pm.  Cloudy, with a high near 57. South wind around 18 mph, with gusts as high as 34 mph.  Chance of precipitation is 60%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 57 °F

    Slight Chance
    Rain then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm, mainly before 1am, then rain after 1am.  Low around 50. South wind around 10 mph, with gusts as high as 23 mph.  Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    Low: 50 °F

    Showers

  • Washington's Birthday

    Washington's Birthday: Rain.  High near 53. East northeast wind 9 to 11 mph becoming west southwest in the afternoon. Winds could gust as high as 21 mph.  Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 53 °F

    Rain

  • Monday Night

    Monday Night: Rain.  Low around 47. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 47 °F

    Rain

  • Tuesday

    Tuesday: Rain.  High near 50. Breezy.  Chance of precipitation is 100%.

    High: 50 °F

    Rain and
    Breezy

  • Tuesday Night

    Tuesday Night: Rain.  Cloudy, with a low around 44.

    Low: 44 °F

    Rain

  • Wednesday

    Wednesday: Rain.  Mostly cloudy, with a high near 51.

    High: 51 °F

    Rain

Detailed Forecast

Today
Mostly cloudy, with a high near 55. Calm wind becoming south 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.
Tonight
A slight chance of rain before midnight, then a slight chance of rain after 4am. Mostly cloudy, with a low around 51. South wind around 15 mph, with gusts as high as 31 mph. Chance of precipitation is 20%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A slight chance of rain before 4pm, then showers likely after 4pm. Cloudy, with a high near 57. South wind around 18 mph, with gusts as high as 34 mph. Chance of precipitation is 60%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday Night
Showers and possibly a thunderstorm, mainly before 1am, then rain after 1am. Low around 50. South wind around 10 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Washington's Birthday
Rain. High near 53. East northeast wind 9 to 11 mph becoming west southwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Monday Night
Rain. Low around 47. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Rain. High near 50. Breezy. Chance of precipitation is 100%.
Tuesday Night
Rain. Cloudy, with a low around 44.
Wednesday
Rain. Mostly cloudy, with a high near 51.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 44.
Thursday
A chance of rain. Partly sunny, with a high near 53.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 44.
Friday
A chance of rain. Partly sunny, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Half Moon Bay CA
 37.44°N 122.35°W (Elev. 728 ft)
2:46 am PST Feb 14, 2026
6am PST Feb 14, 2026-6pm PST Feb 20, 2026
 
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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