Fire Weather Issues; Pacific System Moving Inland

Dry fuels, strong winds and dry weather will continue to bring elevated to critical fire weather conditions to the areas of the Plains, Midwest and Southeast today. A Pacific storm system will bring low elevation rain and heavy high elevation mountain snow to California through early week, expanding into the Pacific Northwest, Great Basin, and southern California on Tuesday. Read More >

Current conditions at

Half Moon Bay Airport (KHAF)

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

Mist

57°F

14°C

Humidity 100%
Wind Speed S 18 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 57°F (14°C)
Visibility 1.00 mi
Last update 20 Apr 03:15 PM PDT
Extended Forecast for

4 Miles ESE Half Moon Bay CA

  • This Afternoon

    This Afternoon: Rain.  High near 58. South wind around 14 mph, with gusts as high as 30 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 58 °F

    Rain

  • Tonight

    Tonight: Rain and thunderstorms before 1am, then showers and possibly a thunderstorm, mainly after 1am.  Steady temperature around 54. South southwest wind 7 to 14 mph, with gusts as high as 23 mph.  Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 54 °F

    Showers

  • Tuesday

    Tuesday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 9am.  High near 55. Southwest wind 8 to 10 mph, with gusts as high as 23 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 55 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 8pm, then rain likely, mainly between 8pm and 11pm.  Mostly cloudy, with a low around 49. West southwest wind 7 to 9 mph, with gusts as high as 20 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 49 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 30 percent chance of rain before 11am.  Mostly sunny, with a high near 59. West wind 5 to 7 mph.  New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F

    Chance Rain
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Rain. High near 58. South wind around 14 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Rain and thunderstorms before 1am, then showers and possibly a thunderstorm, mainly after 1am. Steady temperature around 54. South southwest wind 7 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 9am. High near 55. Southwest wind 8 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Showers likely and possibly a thunderstorm before 8pm, then rain likely, mainly between 8pm and 11pm. Mostly cloudy, with a low around 49. West southwest wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 30 percent chance of rain before 11am. Mostly sunny, with a high near 59. West wind 5 to 7 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Mostly clear, with a low around 49.
Thursday
Mostly sunny, with a high near 62.
Thursday Night
Partly cloudy, with a low around 51.
Friday
Partly sunny, with a high near 61.
Friday Night
Mostly cloudy, with a low around 52.
Saturday
Partly sunny, with a high near 60.
Saturday Night
Mostly cloudy, with a low around 52.
Sunday
Partly sunny, with a high near 61.
Sunday Night
Partly cloudy, with a low around 51.
Monday
Partly sunny, with a high near 62.
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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)
1:26 pm PDT Apr 20, 2026
3pm PDT Apr 20, 2026-6pm PDT Apr 27, 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