Hawaii Surf Report/Forecast

April 20-21, 2026
Forecast: Swell and surf will remain small along all shores through late Monday. A small, medium period, northwest swell will move across the waters Monday night through Wednesday. Another small, long period, west-northwest swell will enter the waters Wednesday night and provide a slight bump up for surf along west and northwest facing shores. A moderate, medium to long period, northeast swell arrives on Tuesday and peaks on Wednesday, bringing moderate surf to north and northeast facing shores, before slowly declining through the end of the week. Surf will remain small along south and east facing shores through the period.
Maui Beaches |
| Hana: 1+ / (measured in feet)
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| Hookipa: 1+
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| Kanaha: 1 |
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| Kihei/Wailea: 1 |
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| Maalaea Bay: 1
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| Lahaina: 1+
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| Upper West: 0-1 |
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Oahu Beaches |
| North Shore: 1+ |
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| West Shore: 1+ |
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| South Shores: 1+
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| East Shores: 1+ |
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Big Island |
| North Shore: 1+ |
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| West Shore: 0-1 |
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| South Shores: 1+
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| East Shores: 1+ |
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Kauai |
| North Shore: 1+ |
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| West Shore: 1+ |
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| South Shore: 1+ |
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| East Shore: 1+ |
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>>> The actual wave face sizes are about twice the numbers noted above
Buoys surrounding the islands
Island swell shadow lines for Kauai
Island swell shadow lines for Oahu
Island swell shadow lines for Maui
Island swell shadow lines for Big Island
Oceanweather wave modelStormsurf swell model – the Pacific
Stormsurf wave model – local Hawaiian IslandsTides for Hawaii