Surf Forecasts:
How big are the waves at Mahai'ula Bay today (11 Nov):
- Morning surf: Morning surf (11 Nov, local time) - 1.5ft (0.4m), 12s period with NNW swell.
- Afternoon surf: Afternoon surf (11 Nov, local time) - 1.5ft (0.4m), 12s period with NW swell.
- Evening surf: Evening surf (11 Nov, local time) - 3ft (0.9m), 17s period with NNW swell.
The current surf forecast for Mahai'ula Bay at 7PM is: 0.8m 17s primary swell from a North-northwest direction (forecast issued at 01:00pm November 11). An open ocean swell of 0.4m 15s is not directed at the surf break, a second open ocean swell of 1.2m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Nov) | 1.5ft (0.4m) | 12s |
| Afternoon (11 Nov) | 1.5ft (0.4m) | 12s |
| Evening (11 Nov) | 3ft (0.9m) | 17s |
Table - waves today at Mahai'ula Bay. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 27°C on Wed afternoon, min 24°C on Thu morning). Wind will be generally light. | |||||||||||||||||||||||
Wed 11 | Thursday 12 | Friday 13 | Sat 14 | ||||||||||||||||||||
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 | 2 AM | 5 AM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | NW 11 | NW 12 | NNW 17 | NNW 16 | NW 17 | NW 16 | NW 16 | NW 16 | NW 16 | NW 16 | NW 15 | NW 15 | NW 14 | NW 14 | NW 14 | NW 14 | NW 14 | NW 13 | NW 13 | NW 13 | NW 13 | NW 13 | NW 15 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 33 | 37 | 261 | 339 | 679 | 694 | 653 | 635 | 619 | 532 | 427 | 355 | 350 | 293 | 245 | 238 | 179 | 140 | 138 | 138 | 108 | 82 | 75 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | cross | cross-off | cross-off | cross-off | glassy | glassy | glassy | glassy | cross | cross-off | cross-off | glassy | cross-off | cross-off | glassy | glassy | glassy | glassy | glassy | cross-off | cross-off |
High Tide | 4:36PM0.33m | 5:34AM0.78m | 5:11PM0.30m | 6:14AM0.74m | 5:54PM0.28m | ||||||||||||||||||
Low Tide | 12:08PM0.18m | 10:03PM0.08m | 12:57PM0.20m | 10:33PM0.10m | 1:52PM0.21m | 11:05PM0.14m | |||||||||||||||||
 | | |  | | | | | |  | | | |  | | | | | | | | | | |
 | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:31 |
 | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — | — | 5:45 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 27 | 26 | 25 | 25 | 25 | 25 | 24 | 26 | 26 | 25 | 25 | 25 | 24 | 24 | 24 | 26 | 26 | 25 | 25 | 24 | 24 | 24 |
Feels °C | 29 | 29 | 26 | 24 | 26 | 27 | 28 | 27 | 29 | 29 | 26 | 25 | 27 | 26 | 25 | 25 | 28 | 28 | 28 | 27 | 26 | 25 | 25 |
Swell 1 Height (m) Direction Period (s) | NNE 6 | NNE 6 | NNW 17 | NNW 16 | NW 17 | NNE 6 | NW 16 | NW 16 | NW 16 | NW 16 | NNE 7 | NW 15 | NW 14 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 |
| kJ | 88 | 91 | 261 | 339 | 679 | 99 | 653 | 635 | 619 | 532 | 163 | 355 | 350 | 125 | 113 | 91 | 96 | 81 | 93 | 108 | 88 | 88 | 68 |
Swell 2 Height (m) Direction Period (s) | S 15 | S 15 | S 15 | SSW 14 | SSW 14 | NW 16 | NNE 6 | NNE 6 | NNE 5 | NNE 7 | NW 15 | S 13 | S 13 | NW 14 | NW 14 | NW 14 | NW 14 | NW 13 | NW 13 | NW 13 | NW 13 | NW 13 | NW 12 |
| kJ | 110 | 68 | 67 | 70 | 66 | 694 | 59 | 39 | 33 | 99 | 427 | 30 | 28 | 293 | 245 | 238 | 179 | 140 | 138 | 138 | 108 | 82 | 75 |
Swell 3 Height (m) Direction Period (s) | NW 11 | NW 12 | NW 12 | NW 18 | S 11 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 10 | S 10 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | NNW 16 | NW 15 |
| kJ | 33 | 37 | 36 | 83 | 20 | 58 | 57 | 56 | 32 | 31 | 31 | 7 | 7 | 27 | 48 | 27 | 27 | 26 | 26 | 25 | 25 | 50 | 58 |
Wind waves Height (m) Direction Period (s) | — | — | NNE 6 | NNE 6 | NNE 6 | WNW 5 | — | — | SW 10 | SW 10 | SSW 10 | NNE 7 | NNE 7 | — | — | SSE 5 | — | — | — | — | — | WNW 5 | — |
| kJ | — | — | 66 | 99 | 124 | 2 | — | — | 25 | 24 | 18 | 129 | 134 | — | — | 5 | — | — | — | — | — | 2 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 1 | 1 | 11 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Big Island | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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