Pacific Storm System Moves Inland; Strong Storm in Alaska

A Pacific storm system will bring low elevation/valley rain and mountain snow as it moves inland to the central Great Basin through the central Rockies through Thursday. Scattered thunderstorms are likely from California into the Great Basin. A large low pressure system continues to bring snow, blizzard conditions, damaging winds, and mixed precipitation along the Bering Sea and Southwest Alaska. Read More >

Current conditions at

Half Moon Bay Airport (KHAF)

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

Mostly Cloudy

57°F

14°C

Humidity 100%
Wind Speed S 16 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 57°F (14°C)
Visibility 8.00 mi
Last update 11 Feb 12:35 PM PST
Extended Forecast for

4 Miles E Half Moon Bay CA

  • This Afternoon

    This Afternoon: Rain likely before 4pm, then showers likely and possibly a thunderstorm after 4pm.  Mostly cloudy, with a high near 55. South southwest wind 14 to 16 mph, with gusts as high as 26 mph.  Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 55 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 7pm, then rain likely after 7pm.  Mostly cloudy, with a steady temperature around 51. Southeast wind 6 to 9 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Showers
    Likely

  • Thursday

    Thursday: Sunny, with a high near 58. East wind 5 to 9 mph becoming north northeast in the afternoon.

    High: 58 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 47. Northwest wind 6 to 8 mph.

    Low: 47 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 58. West northwest wind 6 to 8 mph.

    High: 58 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of rain after 4pm.  Mostly cloudy, with a high near 58.

    High: 58 °F

    Mostly Cloudy
    then Chance
    Rain

  • Saturday Night

    Saturday Night: Rain likely, mainly after 10pm.  Cloudy, with a low around 50.

    Low: 50 °F

    Rain Likely

  • Sunday

    Sunday: Rain.  Cloudy, with a high near 56.

    High: 56 °F

    Rain

Detailed Forecast

This Afternoon
Rain likely before 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 55. South southwest wind 14 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers likely and possibly a thunderstorm before 7pm, then rain likely after 7pm. Mostly cloudy, with a steady temperature around 51. Southeast wind 6 to 9 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Sunny, with a high near 58. East wind 5 to 9 mph becoming north northeast in the afternoon.
Thursday Night
Mostly clear, with a low around 47. Northwest wind 6 to 8 mph.
Friday
Mostly sunny, with a high near 58. West northwest wind 6 to 8 mph.
Friday Night
Mostly cloudy, with a low around 48.
Saturday
A 30 percent chance of rain after 4pm. Mostly cloudy, with a high near 58.
Saturday Night
Rain likely, mainly after 10pm. Cloudy, with a low around 50.
Sunday
Rain. Cloudy, with a high near 56.
Sunday Night
Rain. Cloudy, with a low around 48.
Washington's Birthday
Rain. Cloudy, with a high near 54.
Monday Night
Rain. Cloudy, with a low around 45.
Tuesday
Rain. Cloudy, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Half Moon Bay CA
 37.46°N 122.36°W (Elev. 1145 ft)
12:26 pm PST Feb 11, 2026
12pm PST Feb 11, 2026-6pm PST Feb 17, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database