Coastal Waters Forecast for Oahu Leeward Waters (PHZ115) (Text-Only)
NWS Forecast for: Oahu Leeward Waters (PHZ115)
Issued by: National Weather Service Honolulu, HI
Last Update: 303 AM HST Sat Mar 14 2026




Today: Southwest winds 25 to 30 knots. Seas 13 to 15 feet, subsiding to 12 to 13 feet this afternoon. Wave detail: southwest 12 feet at 8 seconds and west northwest 5 feet at 10 seconds. Scattered thunderstorms this morning. Occasional showers. Isolated thunderstorms this afternoon.

Tonight: Southwest winds 25 to 30 knots. Seas 11 to 12 feet. Wave detail: southwest 11 feet at 8 seconds, west northwest 5 feet at 10 seconds and north 3 feet at 12 seconds. Numerous heavy showers with isolated thunderstorms.

Sunday: Southwest winds to 20 knots. Seas 10 to 12 feet. Wave detail: west southwest 7 feet at 6 seconds and west northwest 5 feet at 10 seconds. Numerous heavy showers with isolated thunderstorms.

Sunday Night: Southwest winds 10 to 15 knots. Seas 8 to 10 feet. Wave detail: west northwest 5 feet at 10 seconds and southwest 4 feet at 5 seconds. Scattered heavy showers.

Monday: West southwest winds 10 to 15 knots. Seas 6 to 9 feet. Wave detail: west northwest 4 feet at 10 seconds and south southwest 3 feet at 4 seconds. Scattered showers.

Monday Night: Winds variable less than 10 knots, becoming west northwest to 10 knots after midnight. Seas 5 to 7 feet. Wave detail: north northwest 5 feet at 11 seconds. Scattered showers.

Tuesday: West northwest winds 7 to 10 knots in the morning, backing to west southwest 10 to 15 knots, veering to north 7 to 10 knots in the evening, becoming variable less than 10 knots. Seas 4 to 6 feet. Wave detail: north northwest 5 feet at 13 seconds and south 3 feet at 16 seconds. Scattered showers.

Wednesday: Northwest winds 7 to 10 knots, veering to northeast 10 to 15 knots. Seas 4 to 6 feet. Wave detail: north northwest 5 feet at 12 seconds, south 4 feet at 15 seconds and north 3 feet at 5 seconds. Scattered showers.

winds and seas higher in and near tstms.







Zone Forecast: Oahu Leeward Waters (PHZ115)

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