Coastal Waters Forecast
Issued by NWS
Issued by NWS
271 FZHW51 PHFO 230103 CWFHI1 Generalized Statewide Coastal Waters Forecast for Hawaii National Weather Service Honolulu HI 303 PM HST Sun Sep 22 2024 .Synopsis for Hawaiian coastal waters... A surface ridge north of Hawaii will weaken into Monday, easing the trade winds slightly. The trades will strengthen Monday night through Wednesday as a new high builds north of the island chain and an area of low pressure passes by to the south. $$ Hawaiian waters within 40 nautical miles including the channels- .TONIGHT...East winds to 15 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 5 seconds. Scattered showers. .MONDAY...East winds to 15 knots. Seas 3 to 4 feet. Wave Detail: East 3 feet at 5 seconds. Scattered showers. .MONDAY NIGHT...East winds 15 to 20 knots. Seas 3 to 5 feet. Wave Detail: East 4 feet at 6 seconds. Isolated showers. .TUESDAY...East northeast winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East 4 feet at 6 seconds and north northwest 4 feet at 18 seconds. Isolated showers. .TUESDAY NIGHT...East northeast winds 20 to 25 knots. Seas 5 to 7 feet. Isolated showers. .WEDNESDAY...East northeast winds 20 to 25 knots. Seas 5 to 7 feet. Isolated showers. .WEDNESDAY NIGHT...East northeast winds 20 to 25 knots. Seas 5 to 7 feet. Isolated showers. .THURSDAY...East winds 20 to 25 knots. Seas 4 to 6 feet. Isolated showers. .FRIDAY...Near the Big Island, east winds 20 to 25 knots, easing to 15 to 20 knots. Elsewhere, east winds 15 to 20 knots. Seas 4 to 5 feet. Isolated showers. $$