Surf Forecasts:
How big are the waves at Mahai'ula Bay today (05 Oct):
- Morning surf: Morning surf (05 Oct, local time) - 0.5ft (0.2m), 8s period with N swell.
The current surf forecast for Mahai'ula Bay at 11AM is: 0.3m 14s primary swell from a Northwest direction (forecast issued at 07:00am October 05). An open ocean swell of 0.9m 17s is not directed at the surf break, a second open ocean swell of 0.5m 11s is not directed at the surf break, a second open ocean swell of 0.8m 5s is not directed at the surf break. The wind direction is predicted to be glassy.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (05 Oct) | 0.5ft (0.2m) | 8s |
| Afternoon (05 Oct) | - | - |
| Evening (05 Oct) | - | - |
Table - waves today at Mahai'ula Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Mon night. Warm (max 27°C on Mon morning, min 25°C on Mon night). Wind will be generally light. | |||||||||||||||||||||||
Monday 5 | Tuesday 6 | Wednesday 7 | |||||||||||||||||||||
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) | SSW 18 | N 8 | NW 14 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | NW 11 | NW 11 | NW 16 | NW 16 | NW 16 | NW 15 | W 18 | W 18 | W 17 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 0 | 5 | 29 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 19 | 18 | 67 | 66 | 62 | 55 | 160 | 227 | 207 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | glassy | cross-on | glassy | glassy | glassy | cross | glassy | glassy | cross-on | cross-on | cross | cross | cross | cross | cross | glassy | on | on | on | cross | cross |
High Tide | 12:16PM0.72m | 1:10AM0.43m | 1:04PM0.72m | 1:51AM0.52m | 1:45PM0.69m | ||||||||||||||||||
Low Tide | 5:03AM0.20m | 7:26PM0.12m | 6:24AM0.19m | 7:51PM0.09m | 7:26AM0.17m | 8:16PM0.07m | |||||||||||||||||
 |  | |  | |  | |  | | | | | | | | | | | | | | | | |
 | 6:15 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — |
 | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — |
mm | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 27 | 27 | 26 | 26 | 26 | 25 | 25 | 25 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 26 | 27 | 26 | 26 | 26 |
Feels °C | 28 | 28 | 30 | 30 | 30 | 30 | 30 | 28 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 28 | 28 | 29 | 28 | 29 | 29 |
Swell 1 Height (m) Direction Period (s) | SSW 18 | SSW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 |
| kJ | 408 | 505 | 493 | 459 | 354 | 432 | 452 | 446 | 441 | 429 | 402 | 387 | 381 | 376 | 456 | 456 | 449 | 443 | 331 | 317 | 299 | 299 | 236 |
Swell 2 Height (m) Direction Period (s) | NNE 6 | S 11 | S 11 | NNE 5 | NNE 5 | NNE 5 | NNE 5 | NNE 5 | NNE 5 | NNE 5 | NNE 5 | NNE 5 | NNE 5 | NNE 5 | NE 5 | NNE 7 | NNE 7 | S 21 | S 21 | S 21 | S 19 | S 19 | S 19 |
| kJ | 31 | 58 | 59 | 31 | 31 | 30 | 28 | 21 | 13 | 14 | 10 | 10 | 10 | 10 | 7 | 11 | 10 | 144 | 144 | 221 | 192 | 270 | 270 |
Swell 3 Height (m) Direction Period (s) | S 11 | N 8 | NW 14 | S 11 | S 11 | S 11 | S 10 | S 11 | S 11 | S 11 | S 11 | S 10 | S 11 | S 10 | NW 11 | NW 11 | NW 16 | NW 16 | NW 16 | NW 15 | W 18 | W 18 | W 17 |
| kJ | 57 | 5 | 29 | 38 | 37 | 36 | 35 | 35 | 36 | 36 | 36 | 35 | 20 | 19 | 19 | 18 | 67 | 66 | 62 | 55 | 160 | 227 | 207 |
Wind waves Height (m) Direction Period (s) | — | NNE 6 | NNE 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 28 | 30 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 11 | 11 | 100 | 100 | 100 | 100 | 100 | 99 | 18 | 97 | 99 | 99 | 38 | 38 | 20 | 19 | 11 | 11 | 58 | 57 | 57 | 18 | 4 |
Best forecast wave conditions in Big Island | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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