| NWS Forecast for: Big Island Leeward Waters (PHZ123) Issued by: National Weather Service Honolulu, HI Last Update: 347 PM HST Tue Aug 18 2026 | |
| Tonight: Winds variable less than 10 knots west of the big island...east 10 to 15 knots near south point. Seas 3 to 5 feet. Wave detail: northeast 4 feet at 5 seconds. Scattered showers, mainly this evening. Wednesday: West of the big island, winds variable less than 10 knots. Near south point, east northeast winds 10 to 15 knots, veering to east 7 to 10 knots in the afternoon. Seas 3 to 4 feet. Wave detail: east northeast 3 feet at 4 seconds. Isolated showers. Wednesday Night: West of the big island, winds variable less than 10 knots. Near south point, east winds 7 to 10 knots, backing to east northeast after midnight. Seas to 3 feet. Wave detail: northeast 3 feet at 4 seconds. Isolated showers in the evening. Thursday: Winds variable less than 10 knots west of the big island...northeast 10 to 15 knots near kawaihae. Seas to 3 feet. Isolated showers. Thursday Night: Winds variable less than 10 knots west of the big island...east 10 to 15 knots near south point. Seas to 2 feet or less. Scattered showers. Friday: Winds variable less than 10 knots west of the big island...east 10 to 15 knots near south point. Seas 3 to 4 feet. Scattered showers. Friday Night: Winds variable less than 10 knots west of the big island...east northeast 15 to 20 knots near south point. Seas 3 to 5 feet. Wave detail: east 3 feet at 5 seconds. Isolated showers in the evening, then scattered showers after midnight. Saturday: West of the big island, winds variable less than 10 knots. Near south point, east northeast winds 10 to 15 knots, rising to 15 to 20 knots in the afternoon and evening, then becoming northeast 10 to 15 knots after midnight. Seas 4 to 6 feet. Wave detail: east northeast 5 feet at 6 seconds. Isolated showers. Sunday: West of the big island, winds variable less than 10 knots. Near south point, northeast winds 10 to 15 knots, becoming east northeast 15 to 20 knots. Seas 5 to 8 feet. Wave detail: east northeast 6 feet at 6 seconds. Isolated showers in the morning, then scattered showers. | |
| Zone Forecast: Big Island Leeward Waters (PHZ123) | |
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