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Risks of Severe Thunderstorms and Excessive Rainfall; Fire Weather Concerns and Record Warmth

Severe thunderstorms and flash flooding risks increase across the center of the nation today. Meanwhile, ongoing thunderstorms and flash flooding will linger along the Gulf Coast states through the evening. The Great Basin and Intermountain West, warm temperatures and dry fuels with dry lightning may enhance fire weather potential. In addition, across interior Alaska, Red Flag Warning are posted. Read More >

Hazardous Weather Conditions

Current conditions at

Half Moon Bay Airport (KHAF)

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

Overcast

59°F

15°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 59°F (15°C)
Visibility 8.00 mi
Last update 20 Jun 04:55 AM PDT
Extended Forecast for

Half Moon Bay CA

  • Overnight

    Overnight: Patchy fog. Otherwise, cloudy, with a low around 54. Calm wind.

    Low: 54 °F

    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 64. Calm wind becoming west southwest 5 to 8 mph in the afternoon.

    High: 64 °F

    Patchy Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Patchy fog after midnight. Otherwise, increasing clouds, with a low around 51. West wind around 5 mph becoming calm in the evening.

    Low: 51 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 62. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 62 °F

    Patchy Fog
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 51. West wind around 6 mph becoming calm in the evening.

    Low: 51 °F

    Patchy Fog

  • Monday

    Monday: Patchy fog before 8am. Otherwise, partly sunny, with a high near 65.

    High: 65 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 8am. Otherwise, partly sunny, with a high near 66.

    High: 66 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 53.

    Low: 53 °F

    Patchy Fog

Detailed Forecast

Overnight
Patchy fog. Otherwise, cloudy, with a low around 54. Calm wind.
Saturday
Patchy fog before 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 64. Calm wind becoming west southwest 5 to 8 mph in the afternoon.
Saturday Night
Patchy fog after midnight. Otherwise, increasing clouds, with a low around 51. West wind around 5 mph becoming calm in the evening.
Sunday
Patchy fog before 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 62. Calm wind becoming west 5 to 8 mph in the afternoon.
Sunday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 51. West wind around 6 mph becoming calm in the evening.
Monday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 65.
Monday Night
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 52.
Tuesday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 66.
Tuesday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 53.
Wednesday
Areas of fog before 10am. Otherwise, partly sunny, with a high near 67.
Wednesday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 54.
Thursday
Patchy fog. Otherwise, partly sunny, with a high near 66.
Thursday Night
Mostly cloudy, with a low around 52.
Friday
Partly sunny, with a high near 65.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Half Moon Bay CA
 37.48°N 122.42°W (Elev. 397 ft)
Last Update:
1:26 am PDT Jun 20, 2026
Forecast Valid:
5am PDT Jun 20, 2026-6pm PDT Jun 26, 2026
 
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Additional Resources

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Hourly Weather Forecast

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Chance of Precipitation