Coastal Waters Forecast
Issued by NWS
Issued by NWS
057 FZHW51 PHFO 130441 CWFHI1 Generalized Statewide Coastal Waters Forecast for Hawaii National Weather Service Honolulu HI 641 PM HST Sun May 12 2024 .Synopsis for Hawaiian coastal waters... A trough over the central waters will shift westward through tonight as high pressure builds northeast of the state. The trough will amplify west of the islands Monday and Tuesday, then merge with a front and approach from the west Wednesday and move into the waters on Thursday. $$ Hawaiian waters within 40 nautical miles including the channels- ...SMALL CRAFT ADVISORY THROUGH EARLY MONDAY MORNING FOR MAUI COUNTY WINDWARD WATERS...MAUI COUNTY LEEWARD WATERS...PAILOLO CHANNEL...ALENUIHAHA CHANNEL AND WATERS AROUND THE BIG ISLAND... .REST OF TONIGHT...Around Kauai and Oahu, east southeast winds 10 to 15 knots. Elsewhere, east southeast winds 20 to 30 knots. Seas 4 to 7 feet. Wave Detail: East southeast 5 feet at 7 seconds and north northwest 3 feet at 16 seconds. Isolated showers and thunderstorms. .MONDAY...East southeast winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East 4 feet at 7 seconds and north northwest 3 feet at 14 seconds. Scattered showers. .MONDAY NIGHT...East southeast winds 10 to 15 knots. Seas 4 to 6 feet. Wave Detail: East 3 feet at 7 seconds and northwest 3 feet at 12 seconds. Isolated showers. .TUESDAY AND TUESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 5 feet. Wave Detail: East 3 feet at 7 seconds and northwest 3 feet at 11 seconds. Isolated showers. .WEDNESDAY...South southwest winds 10 to 15 knots. Seas 3 to 5 feet. Scattered showers with isolated thunderstorms. .WEDNESDAY NIGHT...West southwest winds 10 to 15 knots. Seas 5 to 7 feet. Heavy showers with a chance of thunderstorms. .THURSDAY...For Kauai, north northwest winds 10 to 15 knots, becoming variable less than 10 knots. Elsewhere, south winds 10 to 15 knots. Seas 5 to 7 feet. Numerous showers with isolated thunderstorms. .FRIDAY...For Kauai, winds variable less than 10 knots, becoming southeast 7 to 10 knots. Elsewhere, south southeast winds 10 to 15 knots. Seas 5 to 7 feet. Scattered showers with isolated thunderstorms. Winds and seas higher in and near tstms. $$