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.

Clear

63°F

17°C

Humidity 72%
Wind Speed NNW 18 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 54°F (12°C)
Visibility 7.00 mi
Last update 21 Mar 03:35 PM PDT
Extended Forecast for

4 Miles ESE Half Moon Bay CA

  • Tonight

    Tonight: Mostly clear, with a low around 51. West wind 6 to 11 mph, with gusts as high as 25 mph.

    Low: 51 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 68. Northeast wind 5 to 8 mph becoming west in the afternoon.

    High: 68 °F

    Sunny

  • Sunday Night

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

    Low: 51 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 66. West northwest wind around 7 mph.

    High: 66 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 53. West northwest wind 3 to 7 mph.

    Low: 53 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 51. West wind 6 to 11 mph, with gusts as high as 25 mph.
Sunday
Sunny, with a high near 68. Northeast wind 5 to 8 mph becoming west in the afternoon.
Sunday Night
Partly cloudy, with a low around 51. West wind around 8 mph.
Monday
Sunny, with a high near 66. West northwest wind around 7 mph.
Monday Night
Mostly clear, with a low around 53. West northwest wind 3 to 7 mph.
Tuesday
Sunny, with a high near 69.
Tuesday Night
Partly cloudy, with a low around 54.
Wednesday
Mostly sunny, with a high near 66.
Wednesday Night
Partly cloudy, with a low around 50.
Thursday
Mostly sunny, with a high near 68.
Thursday Night
Mostly cloudy, with a low around 53.
Friday
Partly sunny, with a high near 69.
Friday Night
Mostly cloudy, with a low around 54.
Saturday
Partly 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)
2:07 pm PDT Mar 21, 2026
3pm PDT Mar 21, 2026-6pm PDT Mar 28, 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