Oahu Koolau Severe Watches & Warnings NOAA Weather Radio

Watches & Warnings

High Surf Warning
Issued: 3:55 PM HST Dec. 18, 2018 – National Weather Service

... High surf warning remains in effect until 6 PM HST Wednesday...

* surf... 24 to 30 feet through Wednesday morning along north and
west facing shores of Niihau and Kauai, and north facing shores
of Oahu, Molokai and Maui. Decreasing to 20 to 26 feet Wednesday
afternoon. 18 to 24 feet through Wednesday morning along west
facing shores of Oahu and Molokai. Decreasing to 15 to 20 feet
Wednesday afternoon.

* Timing... through 6 PM Wednesday.

* Impacts... very high... expect ocean water surging and sweeping
across beaches, coastal benches, and lava flows creating the
potential for impacts to coastal properties and infrastructure,
including roadways. Powerful longshore and rip currents will be
present at most beaches. Large breaking waves and strong
currents may impact Harbor entrances and channels causing
challenging boat handling.

Precautionary/preparedness actions...

Large breaking surf, significant shorebreak, and dangerous
currents make entering the water very hazardous. Anyone entering
the water could face significant injury or death. Boaters should
be aware of an increased number of surfers and body boarders
utilizing The Harbor channel to access surfing areas.





High Surf Warning
Issued: 3:55 PM HST Dec. 18, 2018 – National Weather Service

... High surf warning remains in effect until 6 PM HST Wednesday...

* surf... 24 to 30 feet through Wednesday morning along north and
west facing shores of Niihau and Kauai, and north facing shores
of Oahu, Molokai and Maui. Decreasing to 20 to 26 feet Wednesday
afternoon. 18 to 24 feet through Wednesday morning along west
facing shores of Oahu and Molokai. Decreasing to 15 to 20 feet
Wednesday afternoon.

* Timing... through 6 PM Wednesday.

* Impacts... very high... expect ocean water surging and sweeping
across beaches, coastal benches, and lava flows creating the
potential for impacts to coastal properties and infrastructure,
including roadways. Powerful longshore and rip currents will be
present at most beaches. Large breaking waves and strong
currents may impact Harbor entrances and channels causing
challenging boat handling.

Precautionary/preparedness actions...

Large breaking surf, significant shorebreak, and dangerous
currents make entering the water very hazardous. Anyone entering
the water could face significant injury or death. Boaters should
be aware of an increased number of surfers and body boarders
utilizing The Harbor channel to access surfing areas.





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