Honolulu

Breezy Trades, High Tides Put Honolulu’s Coast on Flood Alert

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Published on August 11, 2026
Breezy Trades, High Tides Put Honolulu’s Coast on Flood AlertSource: Google Street View

Honolulu will stay warm, breezy and mostly sunny Tuesday, with a high near 87 degrees and only isolated showers in the mix. East-northeast winds will push through the city at up to 16 mph, with stronger gusts possible. Along the shoreline, minor coastal flooding remains the bigger practical concern through Wednesday afternoon.

Trade Winds Keep Honolulu Breezy

Daytime trade winds will run 13 to 16 mph and could gust to 22 mph, according to the NWS Honolulu forecast. Tuesday night stays partly cloudy with isolated showers, a low near 79 degrees and gusts up to 24 mph. Windy conditions will continue Wednesday and Thursday, with gusts reaching about 25 mph.

Coastal Flooding Possible Through Wednesday

The National Weather Service says peak monthly high tides and water levels running higher than predicted could produce isolated minor flooding along low-lying coastal roads, docks, boat ramps and other infrastructure. The risk is expected around the daily peak afternoon high tide through Wednesday. Drivers should avoid flooded roadways, while residents with vehicles, electronics or watercraft near the shore should move or secure them ahead of high tide.

Showers Become More Noticeable Later In Week

Wednesday stays mostly sunny with an isolated-shower chance around 20%, while Wednesday night and Thursday bring scattered showers with chances near 30%. Friday could see a few showers before noon, followed by sunny skies. Forecast rainfall amounts remain light, with several periods expected to produce less than a tenth of an inch.

Weekend Forecast Turns Cloudier And Windier

The weekend looks cloudier and wetter, with scattered showers carrying a 50% chance Saturday and Saturday night, followed by about a 40% chance Sunday. Sunday night could be the windier stretch, with easterly gusts reaching as high as 38 mph before isolated showers return Monday. South- and west-facing shores will continue to see elevated surf, while east-facing waters remain moderate to rough and north-facing surf stays small.

Tropical Development Remains Uncertain

Forecasters are also monitoring a potential area for tropical development about 1,100 miles east-southeast of the islands. The NWS Honolulu says no system has formed and the track and impacts remain highly uncertain, but Hawaii's forecast could change significantly if one develops. The National Hurricane Center will provide updates as conditions evolve.