Last Update: 803 PM HST Mon Sep 21 2026

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Honolulu, HI Local Forecast Office

13NM ESE Waimanalo Beach HI

Marine Zone Forecast


Rest Of Tonight
East northeast winds 15 to 20 knots. Seas 5 to 7 feet. Wave detail: east 6 feet at 6 seconds and south 3 feet at 13 seconds. Isolated showers.
Tuesday
East northeast winds 15 to 20 knots. Seas 5 to 7 feet. Wave detail: east 6 feet at 6 seconds, south 3 feet at 12 seconds and north 3 feet at 12 seconds. Isolated showers in the morning.
Tuesday Night
East northeast winds to 20 knots. Seas 5 to 8 feet. Wave detail: east 7 feet at 6 seconds and north 3 feet at 11 seconds.
Wednesday
East northeast winds to 20 knots. Seas 5 to 8 feet. Wave detail: east northeast 7 feet at 6 seconds and north 3 feet at 10 seconds.
Wednesday Night
East northeast winds to 20 knots. Seas 5 to 8 feet. Wave detail: east northeast 6 feet at 6 seconds and north 3 feet at 10 seconds. Isolated showers.
Thursday
East northeast winds 20 to 25 knots. Seas 5 to 8 feet. Wave detail: east northeast 8 feet at 7 seconds and south southwest 3 feet at 14 seconds. Isolated showers.
Thursday Night
East northeast winds to 25 knots. Seas 6 to 9 feet. Wave detail: east northeast 8 feet at 7 seconds and south southwest 3 feet at 16 seconds. Isolated thunderstorms in the evening. Isolated showers.
Friday
East northeast winds 25 to 30 knots. Seas 6 to 9 feet. Wave detail: east northeast 9 feet at 8 seconds and southwest 3 feet at 16 seconds. Isolated showers.
Saturday
East northeast winds 25 to 30 knots. Seas 7 to 10 feet. Wave detail: east northeast 10 feet at 8 seconds and southwest 3 feet at 16 seconds. Isolated showers through the night. Isolated showers after midnight.

winds and seas higher in and near tstms.




Winds and seas higher in and near tstms.
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803 PM HST Mon Sep 21 2026
 
 

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