Surf Forecasts:
Lahaina Breakwall/Harbour surf forecast from 17 Sep 2026:
- Best quality surf: Thursday 17 Sep, 11PM (local time) - 2.5ft (0.7m), 16s period, SW swell with cross-offshore winds.
- Most powerful swell: Friday 18 Sep, 2AM (local time) - 2.5ft (0.7m), 18s period, SW swell with 300 kJ wave energy.
- Next surfable swell (1★+): Wednesday 16 Sep, 8PM (local time) - 2ft (0.6m), 18s period with SW swell.
Best Forecast Surf Conditions for Lahaina Breakwall/Harbour this week:
The surf forecast for Lahaina Breakwall/Harbour over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Sep 16) at 8PM. The primary swell is predicted to be 0.6m and 18s period with a secondary swell of 0.2m and 11s. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Lahaina Breakwall/Harbour in the next 16 days are 0.7m 18s and forecast to arrive on Friday (Sep 18) at 2AM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.2m 10s period and expected on Tuesday (Sep 22) at 5PM.
| Wave Type | Time (HST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 8PM (Wed 16th Sep) | 2ft (0.6m) 18s |
| Best Surf | 11PM (Thu 17th Sep) | 2.5ft (0.7m) 16s |
| Most Powerful | 2AM (Fri 18th Sep) | 2.5ft (0.7m) 18s |
Table - best surf conditions forecast for Lahaina Breakwall/Harbour over the next 16 days.
Short Range ForecastLight rain (total 9mm), mostly falling on Thu afternoon. Warm (max 28°C on Wed afternoon, min 25°C on Wed night). Wind will be generally light. | Days 5-7 Weather SummarySome drizzle, heaviest during Tue morning. Warm (max 27°C on Sat afternoon, min 25°C on Sat night). Wind will be generally light. | |||||||||||||||||||
Wed 16 | Thursday 17 | Friday 18 | Saturday 19 | Sunday 20 | Monday 21 | Tuesday 22 | ||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | SW 18 | SW 17 | SW 16 | SW 16 | SW 18 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SSW 16 | SW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | NNW 12 | NNW 11 |
Wave Graph  | ||||||||||||||||||||
 kJ | 249 | 147 | 124 | 124 | 300 | 241 | 227 | 208 | 206 | 206 | 169 | 78 | 146 | 66 | 111 | 102 | 57 | 54 | 46 | 69 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | off | off | cross-off | cross-off | off | off | cross-off | off | cross-off | off | off | off | off | off | off | off | off |
High Tide | 4:34PM0.42m | 8:43AM0.51m | 11:28AM0.52m | 12:41PM0.55m | 1:16PM0.59m | 00:22AM0.29m | 1:42PM0.63m | 1:04AM0.35m | 2:04PM0.66m | 1:39AM0.41m | ||||||||||
Low Tide | 11:44PM0.08m | 00:14AM0.11m | 1:19AM0.15m | 4:23AM0.16m | 8:30PM0.23m | 5:48AM0.13m | 8:15PM0.21m | 6:36AM0.09m | 8:19PM0.18m | |||||||||||
 |  | |  |  | |  | | | |  | | | | | | | | | | |
 | — | — | 6:13 | — | — | 6:13 | — | — | 6:13 | — | — | 6:13 | — | — | 6:15 | — | — | 6:15 | — | — |
 | 6:28 | — | — | 6:27 | — | — | 6:25 | — | — | 6:25 | — | — | 6:24 | — | — | 6:23 | — | — | 6:22 | — |
mm | — | — | — | 4 | 4 | 1 | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — |
Temp °C | 28 | 26 | 27 | 28 | 26 | 27 | 28 | 27 | 27 | 27 | 26 | 27 | 27 | 26 | 27 | 27 | 26 | 26 | 27 | 26 |
Feels °C | 30 | 27 | 30 | 31 | 28 | 28 | 29 | 28 | 29 | 28 | 27 | 28 | 28 | 27 | 28 | 28 | 26 | 27 | 28 | 27 |
Swell 1 Height (m) Direction Period (s) | SW 18 | SW 17 | SW 16 | SW 16 | SW 18 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SSW 16 | SW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | NNW 12 | NNW 11 |
| kJ | 249 | 147 | 124 | 124 | 300 | 241 | 227 | 208 | 206 | 206 | 169 | 78 | 146 | 66 | 111 | 102 | 57 | 54 | 46 | 69 |
Swell 2 Height (m) Direction Period (s) | SSW 11 | SSW 11 | SW 19 | SW 19 | W 10 | NW 11 | W 9 | W 9 | S 15 | S 15 | S 13 | SSW 15 | N 11 | SW 15 | N 10 | W 11 | SSW 14 | NNW 12 | SSW 12 | SSW 12 |
| kJ | 12 | 12 | 59 | 93 | 2 | 5 | 2 | 2 | 4 | 4 | 3 | 72 | 2 | 35 | 2 | 2 | 19 | 28 | 29 | 30 |
Swell 3 Height (m) Direction Period (s) | SW 8 | SW 8 | SW 11 | SW 10 | SW 10 | W 9 | NW 10 | NW 9 | W 9 | W 8 | W 8 | N 11 | NW 9 | NNW 10 | W 12 | N 10 | W 11 | SSW 13 | WSW 19 | WSW 17 |
| kJ | 3 | 3 | 5 | 4 | 4 | 2 | 4 | 3 | 1 | 1 | 1 | 2 | 3 | 11 | 3 | 2 | 10 | 18 | 35 | 29 |
Wind waves Height (m) Direction Period (s) | NE 6 | ENE 6 | ENE 9 | ENE 9 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 6 | ENE 8 | ENE 6 | ENE 6 | ENE 8 | ENE 9 | ENE 10 | ENE 10 |
| kJ | 182 | 216 | 508 | 439 | 366 | 277 | 288 | 243 | 284 | 336 | 250 | 237 | 220 | 383 | 280 | 295 | 479 | 645 | 838 | 637 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 2 | 128 | 0 | 0 | 29 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Maui | ||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||
Header Global | ||||||||||||||||||||
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Lahaina Breakwall/Harbour surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Information about the Lahaina Breakwall/Harbour Surf forecast
The above surf forecast table for Lahaina Breakwall/Harbour provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Lahaina Breakwall/Harbour can be found by selecting the local surf guide option on the grey menu. Our Lahaina Breakwall/Harbour surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Lahaina Breakwall/Harbour) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Lahaina Breakwall/Harbour may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Lahaina Breakwall/Harbour is 20 km (12 miles) from Wailuku. If you plan a vacation in Maui, look for hotels and other accommodation in Wailuku. Wailuku has rooms for a wide range of budgets as well as car hire and transport links.
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