• Admin

Weather Update/Advisories For March 17th, 2019:


HIGH SURF WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM HST MONDAY


Areas: For the North and West Facing Shores of Ni'ihau, Kauai, Oahu, Moloka'i, and Maui and North Facing Shores of Hawaii Island. The National Weather Service in Honolulu has issued a High Surf Warning, which is in effect from midnight tonight to 6 PM HST Monday. - SURF: Building to 35 to 50 feet Sunday and Sunday night, lowering to 25 to 35 feet Monday along north and west facing shores of Niihau and Kauai, and along north facing shores of Oahu, Molokai, Maui, and Big Island. Building to 25 to 35 feet Sunday and Sunday night, lowering to 20 to 28 feet Monday along west facing shores of Oahu and Molokai. - TIMING: Midnight tonight through 6 pm HST Monday. - 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: These dangerous conditions mean that only highly experienced persons should enter the water. Inexperienced persons should remain off beaches and adjacent beachfront areas. Large breaking surf, significant shorebreak, and dangerous currents make entering the water very hazardous. Anyone entering the water could face significant injury or death.


WIND ADVISORY IN EFFECT UNTIL 6 AM HST SUNDAY


For the Summits of Mauna Kea and Mauna Loa on Hawaii Island The National Weather Service in Honolulu has issued a Wind Advisory, which is in effect until 6 AM HST Sunday. - WINDS: Northwest 30 to 50 mph. - TIMING: Through tonight - IMPACTS: Strong gusts can make driving difficult. Doors may slam very forcefully. PRECAUTIONARY/PREPAREDNESS ACTIONS A Wind Advisory means that sustained winds of at least 30 mph, or gusts of at least 50 mph, are expected. Motorists should use extra caution.

11 views
  • HIRSC Twitter