Surf Forecasts:
How big are the waves at Big Beach today (21 Jul):
- Morning surf: Morning surf (21 Jul, local time) - 3.5ft (1.0m), 14s period with S swell.
- Afternoon surf: Afternoon surf (21 Jul, local time) - 3ft (0.9m), 14s period with S swell.
- Evening surf: Evening surf (21 Jul, local time) - 3ft (0.9m), 14s period with S swell.
The current surf forecast for Big Beach at 7AM is: 1.0m 14s primary swell from a South direction and 0.4m 16s secondary swell from a Southwest direction (forecast issued at 01:00am July 21). An open ocean swell of 1.1m 7s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 2.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Jul) | 3.5ft (1.0m) | 14s |
| Afternoon (21 Jul) | 3ft (0.9m) | 14s |
| Evening (21 Jul) | 3ft (0.9m) | 14s |
Table - waves today at Big Beach. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Tue afternoon. Warm (max 27°C on Tue afternoon, min 24°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 21 | Wednesday 22 | Thursday 23 | ||||||||||||||||||||||
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 15 | S 15 | S 14 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 25 | SSW 24 | SSW 24 | SSW 24 | SSW 23 | SSW 22 | SSW 22 | SSW 22 | SSW 21 | SSW 21 | SSW 20 | SSW 20 | SSW 20 | SSW 19 | SSW 19 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 343 | 339 | 407 | 320 | 316 | 311 | 298 | 277 | 273 | 329 | 444 | 437 | 433 | 426 | 508 | 622 | 616 | 516 | 571 | 523 | 512 | 507 | 539 | 528 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | off | off | off | off | off | cross-off | cross-off | cross-off | off | off |
High Tide | 11:25AM0.37m | 7:05PM0.36m | 1:01PM0.42m | 1:48PM0.47m | ||||||||||||||||||||
Low Tide | 2:47AM0.07m | 3:25PM0.25m | 3:34AM0.06m | 4:32AM0.05m | ||||||||||||||||||||
 | |  | |  |  |  | | | |  | | | |  | | | | | | | | | | |
 | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:07 | — | — |
mm | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 25 | 26 | 26 | 27 | 26 | 26 | 25 | 25 | 25 | 25 | 26 | 27 | 27 | 25 | 25 | 24 | 24 | 25 | 27 | 27 | 27 | 25 | 25 |
Feels °C | 28 | 27 | 28 | 28 | 29 | 27 | 27 | 26 | 26 | 25 | 25 | 26 | 27 | 26 | 25 | 24 | 24 | 24 | 24 | 26 | 26 | 26 | 24 | 25 |
Swell 1 Height (m) Direction Period (s) | S 15 | S 15 | S 14 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | E 11 | E 11 | S 13 | S 13 | SSW 22 | SSW 22 | SSW 21 | SSW 21 | SSW 20 | SSW 20 | SSW 20 | SSW 19 | SSW 19 |
| kJ | 343 | 339 | 407 | 320 | 316 | 311 | 298 | 277 | 273 | 268 | 264 | 87 | 114 | 209 | 206 | 622 | 616 | 516 | 571 | 523 | 512 | 507 | 539 | 528 |
Swell 2 Height (m) Direction Period (s) | SW 16 | SW 16 | SW 17 | SW 17 | SW 17 | SSW 16 | E 13 | SW 16 | SSW 26 | S 25 | SSW 24 | S 13 | S 13 | E 12 | SSW 22 | S 13 | S 12 | S 12 | S 12 | S 12 | S 11 | S 13 | S 11 | S 11 |
| kJ | 69 | 69 | 70 | 73 | 72 | 105 | 54 | 61 | 224 | 329 | 444 | 125 | 123 | 132 | 508 | 153 | 145 | 141 | 100 | 127 | 90 | 170 | 57 | 56 |
Swell 3 Height (m) Direction Period (s) | E 12 | E 12 | E 12 | E 12 | E 11 | E 13 | SW 16 | SSW 26 | SW 15 | SW 16 | SW 16 | SSW 24 | SSW 24 | SSW 23 | SSW 18 | SW 17 | SW 17 | SW 16 | SW 16 | SSW 16 | SW 16 | E 11 | S 13 | S 13 |
| kJ | 11 | 11 | 25 | 23 | 22 | 55 | 64 | 224 | 60 | 61 | 61 | 437 | 433 | 426 | 120 | 106 | 107 | 64 | 65 | 100 | 64 | 58 | 87 | 85 |
Wind waves Height (m) Direction Period (s) | E 5 | E 7 | E 7 | E 5 | E 7 | E 7 | E 5 | E 5 | E 6 | E 6 | E 5 | E 5 | E 5 | E 5 | E 5 | E 6 | E 5 | E 5 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 |
| kJ | 71 | 121 | 117 | 87 | 111 | 80 | 60 | 119 | 133 | 158 | 129 | 97 | 64 | 51 | 111 | 178 | 120 | 117 | 209 | 237 | 237 | 144 | 144 | 191 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 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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