Surf Forecasts:
How big are the waves at Big Beach today (20 Jul):
- Morning surf: Morning surf (20 Jul, local time) - 2ft (0.6m), 16s period with S swell.
- Afternoon surf: Afternoon surf (20 Jul, local time) - 3ft (0.9m), 16s period with S swell.
- Evening surf: Evening surf (20 Jul, local time) - 3ft (0.9m), 15s period with S swell.
The current surf forecast for Big Beach at 5AM is: 0.6m 16s primary swell from a South direction (forecast issued at 01:00am July 20). An open ocean swell of 0.9m 8s is not directed at the surf break, a second open ocean swell of 1.0m 8s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Jul) | 2ft (0.6m) | 16s |
| Afternoon (20 Jul) | 3ft (0.9m) | 16s |
| Evening (20 Jul) | 3ft (0.9m) | 15s |
Table - waves today at Big Beach. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Tue afternoon. Warm (max 27°C on Mon morning, min 24°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 20 | Tuesday 21 | Wednesday 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) | S 17 | S 16 | S 16 | S 16 | S 16 | S 16 | S 15 | S 15 | S 15 | S 15 | S 14 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 25 | S 13 | SSW 24 | SSW 24 | SSW 23 | SSW 22 | SSW 22 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 153 | 198 | 193 | 412 | 407 | 391 | 353 | 348 | 343 | 339 | 407 | 395 | 311 | 307 | 298 | 281 | 273 | 329 | 126 | 437 | 433 | 426 | 508 | 485 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | cross-off | glassy | cross-off | cross-off | cross-off | cross-off | off | off | off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | cross-off | cross-off | cross-off | off | off |
High Tide | 9:14AM0.33m | 7:22PM0.40m | 11:25AM0.37m | 7:05PM0.36m | 1:01PM0.42m | |||||||||||||||||||
Low Tide | 2:09AM0.08m | 1:27PM0.20m | 2:47AM0.07m | 3:25PM0.25m | 3:34AM0.06m | |||||||||||||||||||
 | |  |  |  | |  | | | | | |  | |  | | | | | | | | | | |
 | — | 5:54 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:07 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 26 | 27 | 27 | 27 | 26 | 26 | 25 | 25 | 26 | 27 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 27 | 27 | 27 | 25 | 25 |
Feels °C | 26 | 26 | 28 | 30 | 29 | 28 | 26 | 27 | 26 | 27 | 28 | 29 | 26 | 26 | 27 | 26 | 26 | 25 | 25 | 27 | 27 | 27 | 24 | 25 |
Swell 1 Height (m) Direction Period (s) | E 8 | E 8 | E 8 | S 16 | S 16 | S 16 | S 15 | S 15 | S 15 | S 15 | S 14 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | SSW 22 |
| kJ | 61 | 99 | 74 | 412 | 407 | 391 | 353 | 348 | 343 | 339 | 407 | 395 | 311 | 307 | 298 | 281 | 273 | 268 | 126 | 209 | 212 | 206 | 206 | 485 |
Swell 2 Height (m) Direction Period (s) | S 17 | S 16 | S 16 | E 8 | E 8 | E 8 | SW 18 | SW 17 | SW 16 | SW 16 | SW 17 | SW 17 | SW 17 | SSW 16 | E 13 | E 13 | E 12 | E 12 | E 12 | E 11 | SSW 24 | SSW 23 | SSW 22 | S 13 |
| kJ | 153 | 198 | 193 | 72 | 72 | 71 | 79 | 72 | 69 | 69 | 70 | 73 | 72 | 105 | 54 | 82 | 102 | 100 | 97 | 118 | 433 | 426 | 508 | 153 |
Swell 3 Height (m) Direction Period (s) | SSW 11 | SSW 11 | S 13 | SW 18 | SW 18 | SW 18 | W 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 11 | E 13 | SW 16 | SW 16 | SSW 26 | S 25 | S 11 | SSW 24 | SSW 17 | SSW 18 | SSW 18 | SW 17 |
| kJ | 40 | 40 | 130 | 83 | 82 | 81 | 11 | 12 | 11 | 11 | 25 | 23 | 22 | 56 | 64 | 61 | 224 | 329 | 85 | 437 | 119 | 120 | 120 | 106 |
Wind waves Height (m) Direction Period (s) | E 4 | ENE 8 | E 8 | E 8 | E 8 | ENE 8 | E 5 | E 5 | E 7 | E 7 | E 5 | E 7 | E 7 | E 7 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 6 | E 6 |
| kJ | 25 | 127 | 118 | 142 | 138 | 143 | 71 | 83 | 126 | 83 | 67 | 111 | 97 | 93 | 71 | 86 | 87 | 77 | 74 | 62 | 110 | 185 | 207 | 178 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 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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