Heavy Rain and Flooding Concerns in Hawaii; Severe Weather in the Plains

A storm system is expected to bring strong winds, widespread heavy rainfall, and flooding concerns to the Hawaiian Islands through the weekend. Strong to severe thunderstorms are forecast from the Southern Plains to the Mid-Missouri Valley Thursday afternoon and evening. Large hail and strong winds are the primary threats. Read More >

Current conditions at

Half Moon Bay Airport (KHAF)

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

Mist

54°F

12°C

Humidity 100%
Wind Speed N 4 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 54°F (12°C)
Visibility 1.00 mi
Last update 08 Apr 10:55 PM PDT
Extended Forecast for

2 Miles N Half Moon Bay CA

  • Tonight

    Tonight: Mostly cloudy, with a steady temperature around 54. Calm wind.

    Low: 54 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers between 3pm and 4pm.  Partly sunny, with a high near 65. Calm wind becoming southwest 5 to 9 mph in the morning.

    High: 65 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: A 40 percent chance of showers after 11pm.  Mostly cloudy, with a low around 51. South wind 5 to 7 mph.  New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 51 °F

    Chance
    Showers

  • Friday

    Friday: Showers likely, with thunderstorms also possible after 11am.  Mostly cloudy, with a high near 65. South southwest wind 6 to 11 mph, with gusts as high as 20 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 65 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely, mainly after 11pm.  Mostly cloudy, with a low around 50. South southwest wind 7 to 9 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 50 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers likely, then showers and possibly a thunderstorm after 11am.  High near 62. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 62 °F

    Showers

  • Saturday Night

    Saturday Night: Rain likely.  Mostly cloudy, with a low around 46. Chance of precipitation is 70%.

    Low: 46 °F

    Rain Likely

  • Sunday

    Sunday: A chance of rain.  Partly sunny, with a high near 60.

    High: 60 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A slight chance of rain.  Partly cloudy, with a low around 46.

    Low: 46 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
Mostly cloudy, with a steady temperature around 54. Calm wind.
Thursday
A 20 percent chance of showers between 3pm and 4pm. Partly sunny, with a high near 65. Calm wind becoming southwest 5 to 9 mph in the morning.
Thursday Night
A 40 percent chance of showers after 11pm. Mostly cloudy, with a low around 51. South wind 5 to 7 mph. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Showers likely, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 65. South southwest wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers likely, mainly after 11pm. Mostly cloudy, with a low around 50. South southwest wind 7 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Showers likely, then showers and possibly a thunderstorm after 11am. High near 62. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Rain likely. Mostly cloudy, with a low around 46. Chance of precipitation is 70%.
Sunday
A chance of rain. Partly sunny, with a high near 60.
Sunday Night
A slight chance of rain. Partly cloudy, with a low around 46.
Monday
Sunny, with a high near 62.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Mostly sunny, with a high near 63.
Tuesday Night
Mostly cloudy, with a low around 48.
Wednesday
Partly sunny, with a high near 65.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Half Moon Bay CA
 37.5°N 122.42°W (Elev. 440 ft)
4:51 pm PDT Apr 8, 2026
11pm PDT Apr 8, 2026-6pm PDT Apr 15, 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