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Elev 90 ft, 37.46 °N, 122.43 °W

Half Moon Bay, CA Severe Weather Alertstar_ratehome

icon69 Â°F Near Downtown Half Moon Bay Station|Report|Change
Current Station
Personal Weather Station
Location: Half Moon Bay, CA
Elevation: 90ft
Nearby Weather Stations

Active Weather Alerts

Small Craft Advisory
Issued: 10:01 AM Dec. 21, 2025 – National Weather Service
...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 9 AM PST THIS
MORNING...
...GALE WARNING IN EFFECT FROM 9 AM THIS MORNING TO 9 PM PST THIS
EVENING...

* WHAT...For the Small Craft Advisory, south winds 15 to 25 kt
with gusts up to 40 kt. For the Gale Warning, south winds 20
to 30 kt with gusts up to 40 kt expected.

* WHERE...Coastal Waters from Point Reyes to Pigeon Point
California out to 10 NM.

* WHEN...For the Small Craft Advisory, until 9 AM PST this
morning. For the Gale Warning, from 9 AM this morning to 9 PM
PST this evening.

* IMPACTS...Strong winds will cause hazardous seas which could
capsize or damage vessels and reduce visibility.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.

&&

Gale Warning
Issued: 10:01 AM Dec. 21, 2025 – National Weather Service
...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 9 AM PST THIS
MORNING...
...GALE WARNING IN EFFECT FROM 9 AM THIS MORNING TO 9 PM PST THIS
EVENING...

* WHAT...For the Small Craft Advisory, south winds 15 to 25 kt
with gusts up to 40 kt. For the Gale Warning, south winds 20
to 30 kt with gusts up to 40 kt expected.

* WHERE...Coastal Waters from Point Reyes to Pigeon Point
California out to 10 NM.

* WHEN...For the Small Craft Advisory, until 9 AM PST this
morning. For the Gale Warning, from 9 AM this morning to 9 PM
PST this evening.

* IMPACTS...Strong winds will cause hazardous seas which could
capsize or damage vessels and reduce visibility.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.

&&

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