| NWS Forecast for: Big Island Windward Waters (PHZ122) Issued by: National Weather Service Honolulu, HI Last Update: 310 AM HST Mon May 18 2026 |  |
| Today: East northeast winds 15 to 20 knots. Seas to 5 feet. Wave detail: east 5 feet at 8 seconds and south southwest 3 feet at 14 seconds. Scattered showers. Tonight: East winds 15 to 20 knots. Seas to 5 feet. Wave detail: east 5 feet at 8 seconds and south southwest 3 feet at 14 seconds. Scattered showers. Tuesday: East northeast winds 15 to 20 knots. Seas to 5 feet. Wave detail: east 5 feet at 8 seconds and south southwest 3 feet at 14 seconds. Scattered showers. Tuesday Night: East winds to 15 knots. Seas 4 to 6 feet. Wave detail: east 5 feet at 8 seconds and south southwest 3 feet at 15 seconds. Scattered showers, mainly in the evening. Wednesday: East northeast winds 15 to 20 knots. Seas 5 to 7 feet. Wave detail: east 6 feet at 6 seconds and south southwest 3 feet at 14 seconds. Isolated showers in the morning, then scattered showers in the afternoon. Wednesday Night: East northeast winds to 20 knots. Seas 6 to 7 feet. Wave detail: east 6 feet at 6 seconds. Scattered showers. Thursday: East northeast winds to 20 knots. Seas 6 to 8 feet. Wave detail: east northeast 7 feet at 7 seconds. Scattered showers in the morning, then isolated showers through the night. Scattered showers after midnight. Friday: East northeast winds 15 to 20 knots, rising to 20 to 25 knots in the afternoon and evening, easing to 15 to 20 knots after midnight. Seas 6 to 8 feet. Wave detail: east northeast 6 feet at 7 seconds. Scattered showers in the morning, then isolated showers through the night. Scattered showers after midnight. | |
| Zone Forecast: Big Island Windward Waters (PHZ122) | |
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