Coastal Waters Forecast
Issued by NWS
Issued by NWS
313 FZHW51 PHFO 121925 CWFHI1 Generalized Statewide Coastal Waters Forecast for Hawaii National Weather Service Honolulu HI 925 AM HST Sun May 12 2024 .Synopsis for Hawaiian coastal waters... A trough of low pressure over the waters will shift westward today and 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. $$ Hawaiian waters within 40 nautical miles including the channels- .REST OF TODAY...East winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East 4 feet at 7 seconds and north northwest 3 feet at 8 seconds. Isolated showers and thunderstorms. .TONIGHT...East southeast winds 10 to 15 knots to Kauai...east southeast 20 to 25 knots elsewhere. Seas 4 to 5 feet. Wave Detail: East 4 feet at 7 seconds and north northwest 3 feet at 16 seconds. Isolated showers and thunderstorms. .MONDAY...East southeast winds 15 to 20 knots. Seas 4 to 5 feet. Wave Detail: East 4 feet at 7 seconds and north northwest 3 feet at 14 seconds. Scattered showers. .MONDAY NIGHT...East southeast winds 10 to 15 knots. Seas 3 to 5 feet. Wave Detail: East 3 feet at 7 seconds and northwest 3 feet at 12 seconds. Isolated showers. .TUESDAY AND TUESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 5 feet. Isolated showers. .WEDNESDAY...Southwest winds 10 to 15 knots. Seas 4 to 6 feet. Scattered showers through the night. Isolated thunderstorms. Showers through the day. .THURSDAY...to Kauai, north northwest winds 10 to 15 knots, becoming variable less than 10 knots. Elsewhere, south winds 10 to 15 knots. Seas 5 to 8 feet. Scattered showers with isolated thunderstorms. Winds and seas higher in and near tstms. $$