Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. 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 SSE 3 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 57°F (14°C)
Visibility 5.00 mi
Last update 21 Mar 08:55 AM PDT
Extended Forecast for

4 Miles ESE Half Moon Bay CA

  • Today

    Today: Mostly sunny, with a high near 70. West northwest wind 6 to 11 mph, with gusts as high as 25 mph.

    High: 70 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 52. West wind 6 to 11 mph, with gusts as high as 25 mph.

    Low: 52 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 68. Light and variable wind becoming west northwest 5 to 8 mph in the morning.

    High: 68 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 51. West northwest wind 6 to 8 mph.

    Low: 51 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 65. West northwest wind around 7 mph.

    High: 65 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 70. West northwest wind 6 to 11 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 52. West wind 6 to 11 mph, with gusts as high as 25 mph.
Sunday
Sunny, with a high near 68. Light and variable wind becoming west northwest 5 to 8 mph in the morning.
Sunday Night
Partly cloudy, with a low around 51. West northwest wind 6 to 8 mph.
Monday
Sunny, with a high near 65. West northwest wind around 7 mph.
Monday Night
Mostly clear, with a low around 52.
Tuesday
Sunny, with a high near 68.
Tuesday Night
Partly cloudy, with a low around 53.
Wednesday
Mostly sunny, with a high near 66.
Wednesday Night
Partly cloudy, with a low around 50.
Thursday
Sunny, with a high near 66.
Thursday Night
Partly cloudy, with a low around 51.
Friday
Mostly sunny, with a high near 68.
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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)
2:22 am PDT Mar 21, 2026
9am PDT Mar 21, 2026-6pm PDT Mar 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