Surf Forecasts:
How big are the waves at Lahaina Breakwall/Harbour today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 1.5ft (0.4m), 18s period with SW swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 1.5ft (0.4m), 18s period with SW swell.
- Evening surf: Evening surf (20 Aug, local time) - 1.5ft (0.4m), 17s period with SW swell.
The current surf forecast for Lahaina Breakwall/Harbour at 8AM is: 0.4m 18s primary swell from a Southwest direction (forecast issued at 01:00am August 20). An open ocean swell of 0.7m 6s is not directed at the surf break, a second open ocean swell of 0.6m 8s is not directed at the surf break. The wind direction is predicted to be glassy.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 1.5ft (0.4m) | 18s |
| Afternoon (20 Aug) | 1.5ft (0.4m) | 18s |
| Evening (20 Aug) | 1.5ft (0.4m) | 17s |
Table - waves today at Lahaina Breakwall/Harbour. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 28°C on Fri afternoon, min 25°C on Thu morning). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 20 | Friday 21 | Saturday 22 | ||||||||||||||||||||||
2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SW 16 | SW 16 | SW 18 | SW 18 | SW 18 | SW 17 | SW 17 | SW 16 | SW 16 | SW 17 | SW 17 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 41 | 69 | 78 | 79 | 109 | 77 | 72 | 95 | 95 | 135 | 138 | 100 | 98 | 93 | 89 | 124 | 124 | 124 | 90 | 90 | 89 | 88 | 87 | 86 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | glassy | cross-off | cross-off | off | cross-off | glassy | off | glassy | glassy | glassy | off | cross-off | cross-off | off | off | cross-off | off | cross-off | off | off | off | off |
High Tide | 12:33PM0.52m | 1:26PM0.57m | 1:58PM0.61m | |||||||||||||||||||||
Low Tide | 1:43AM0.11m | 3:06AM0.12m | 5:01AM0.11m | 9:34PM0.25m | ||||||||||||||||||||
 |  |  | | | | | | | | | | | | | | | | | | | | | | |
 | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:51 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 25 | 26 | 27 | 27 | 27 | 26 | 26 | 25 | 26 | 27 | 27 | 28 | 27 | 27 | 27 | 26 | 27 | 27 | 27 | 27 | 26 | 25 |
Feels °C | 28 | 28 | 28 | 29 | 30 | 30 | 31 | 30 | 30 | 29 | 30 | 31 | 30 | 32 | 30 | 30 | 30 | 29 | 30 | 29 | 28 | 27 | 27 | 26 |
Swell 1 Height (m) Direction Period (s) | E 8 | E 8 | NNE 6 | NE 7 | NE 7 | NE 7 | SW 17 | SW 16 | NE 7 | NNE 6 | NNE 7 | NE 7 | ENE 7 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 |
| kJ | 42 | 41 | 35 | 47 | 79 | 79 | 72 | 95 | 65 | 27 | 30 | 55 | 36 | 93 | 89 | 124 | 124 | 124 | 90 | 90 | 89 | 88 | 87 | 86 |
Swell 2 Height (m) Direction Period (s) | SW 16 | SW 16 | E 8 | E 7 | SW 18 | SW 17 | E 8 | W 10 | SW 16 | E 7 | E 7 | SW 17 | NNE 7 | W 11 | W 10 | NNE 7 | NE 6 | W 10 | WNW 10 | WNW 10 | WNW 10 | W 10 | WNW 12 | WNW 11 |
| kJ | 41 | 69 | 40 | 40 | 109 | 77 | 10 | 18 | 95 | 24 | 25 | 100 | 26 | 35 | 31 | 18 | 11 | 30 | 32 | 32 | 33 | 17 | 46 | 40 |
Swell 3 Height (m) Direction Period (s) | S 12 | W 8 | SW 18 | SW 18 | E 8 | E 8 | W 11 | E 8 | W 10 | SW 17 | SW 17 | W 11 | SW 17 | S 11 | S 11 | W 10 | W 10 | E 8 | S 13 | WSW 10 | SW 10 | WNW 12 | WSW 10 | WSW 9 |
| kJ | 11 | 6 | 78 | 79 | 18 | 10 | 9 | 12 | 17 | 135 | 138 | 37 | 98 | 9 | 9 | 31 | 31 | 10 | 13 | 10 | 4 | 13 | 9 | 9 |
Wind waves Height (m) Direction Period (s) | NE 6 | NE 6 | — | — | — | N 7 | NE 7 | NE 7 | — | — | — | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 5 | ENE 7 | ENE 6 | ENE 7 | ENE 7 | ENE 6 | ENE 6 | ENE 6 | ENE 6 |
| kJ | 46 | 39 | — | — | — | 15 | 67 | 67 | — | — | — | 49 | 75 | 120 | 110 | 45 | 79 | 80 | 99 | 137 | 141 | 179 | 135 | 156 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Maui | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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