Værmelding for Sand Hills

High Surf Warning issued December 17 at 3:48PM HST until December 19 at 6:00PM HST by NWS Honolulu HI...HIGH SURF ADVISORY FOR NORTH AND WEST FACING SHORES OF KAUAINIIHAU OAHU AND MOLOKAI AND FOR NORTH FACING SHORES OF MAUI....The first in a series of large northwest to north-northwest(315-330 degrees) swells will build down the island chainovernight and Wednesday and will peak Wednesday night andThursday. Surf may reach High Surf Advisory levels as early as thelate night hours and is expected to reach High Surf Warninglevels by Wednesday afternoon. Additional pulses of swell from asimilar direction will lead to periods of extra large surf throughthe weekend.* WHAT...Dangerously large breaking waves rising to 18 to 25 feetalong north facing shores of Kauai, Niihau, Oahu, Molokai andMaui, and rising to 12 to 18 feet along west facing shores ofKauai, Niihau, Oahu, and Molokai.* WHERE...North and west facing shores of Kauai, Niihau, Oahu, andMolokai, and north facing shores of Maui.* WHEN...From 6 AM Wednesday to 6 PM HST Thursday.* IMPACTS...High. Expect very strong breaking waves and powerfulcurrents. Waves breaking in channel entrances may makenavigating the channels dangerous.Stay away from the shoreline along the affected coasts. Beprepared for road closures. Postpone entering or leaving channelsaffected by the high surf until the surf subsides.

National Weather Service