National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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 >

Hazardous Weather Conditions

Current conditions at

Half Moon Bay Airport (KHAF)

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

haze

72°F

22°C

Humidity 73%
Wind Speed NW 6 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 63°F (17°C)
Visibility 6.00 mi
Last update 20 Mar 01:35 PM PDT
Extended Forecast for

Montara CA

Heat Advisory March 20, 01:47pm until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory March 20, 01:47pm until March 20, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • This Afternoon

    High: 76 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 54. West northwest wind 6 to 10 mph.

    Low: 54 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly sunny, with a high near 64. Breezy, with a northwest wind 11 to 16 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 64 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 51. Breezy, with a northwest wind 14 to 23 mph, with gusts as high as 31 mph.

    Low: 51 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny, with a high near 63. North northwest wind 6 to 13 mph.

    High: 63 °F

    Sunny

  • Sunday Night

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

    Low: 52 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Sunny, with a high near 76. North northwest wind 8 to 10 mph.
Tonight
Increasing clouds, with a low around 54. West northwest wind 6 to 10 mph.
Saturday
Mostly sunny, with a high near 64. Breezy, with a northwest wind 11 to 16 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 30 mph.
Saturday Night
Mostly clear, with a low around 51. Breezy, with a northwest wind 14 to 23 mph, with gusts as high as 31 mph.
Sunday
Sunny, with a high near 63. North northwest wind 6 to 13 mph.
Sunday Night
Mostly clear, with a low around 52.
Monday
Sunny, with a high near 64.
Monday Night
Mostly clear, with a low around 53.
Tuesday
Sunny, with a high near 67.
Tuesday Night
Partly cloudy, with a low around 53.
Wednesday
Sunny, with a high near 63. Breezy.
Wednesday Night
Partly cloudy, with a low around 51. Breezy.
Thursday
Mostly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Montara CA
 37.55°N 122.52°W (Elev. 0 ft)
Last Update:
1:26 pm PDT Mar 20, 2026
Forecast Valid:
1pm PDT Mar 20, 2026-6pm PDT Mar 26, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation