Surf Forecasts:
How big are the waves at Mahai'ula Bay today (02 Nov):
- Morning surf: Morning surf (02 Nov, local time) - 2.5ft (0.8m), 15s period with NW swell.
- Afternoon surf: Afternoon surf (02 Nov, local time) - 3ft (0.9m), 15s period with NW swell.
- Evening surf: Evening surf (02 Nov, local time) - 3ft (0.9m), 14s period with NW swell.
The current surf forecast for Mahai'ula Bay at 7PM is: 0.9m 14s primary swell from a Northwest direction (forecast issued at 01:00pm November 02). An open ocean swell of 0.5m 12s is not directed at the surf break, a second open ocean swell of 1.4m 7s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (02 Nov) | 2.5ft (0.8m) | 15s |
| Afternoon (02 Nov) | 3ft (0.9m) | 15s |
| Evening (02 Nov) | 3ft (0.9m) | 14s |
Table - waves today at Mahai'ula Bay. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 28°C on Mon afternoon, min 25°C on Mon night). Wind will be generally light. | |||||||||||||||||||||||
Mon 2 | Tuesday 3 | Wednesday 4 | Thu 5 | ||||||||||||||||||||
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 15 | NW 15 | NW 14 | NW 14 | NW 14 | NW 14 | NW 14 | NNW 13 | NNW 13 | NW 13 | NNW 13 | NW 13 | NNW 12 | NNW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NNW 11 | NW 14 | SW 18 | NNW 20 | NNW 19 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 262 | 309 | 305 | 305 | 245 | 197 | 186 | 120 | 116 | 138 | 114 | 82 | 60 | 58 | 37 | 37 | 36 | 35 | 13 | 54 | 48 | 154 | 251 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | glassy | glassy | glassy | cross-off | glassy | cross-off | cross-off | glassy | cross-on | on | glassy | cross-off | glassy | glassy | off |
High Tide | 10:29AM0.67m | 00:10AM0.43m | 11:29AM0.64m | 00:57AM0.54m | 12:20PM0.59m | 1:36AM0.63m | |||||||||||||||||
Low Tide | 5:55PM0.12m | 5:03AM0.28m | 6:28PM0.10m | 6:29AM0.27m | 6:56PM0.08m | ||||||||||||||||||
 | | |  | | | | | |  | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — | — | 6:26 |
 | — | — | 5:49 | — | — | — | — | — | — | — | 5:49 | — | — | — | — | — | — | — | 5:47 | — | — | — | 5:47 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 27 | 28 | 26 | 26 | 25 | 25 | 25 | 27 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 25 | 25 | 25 | 25 |
Feels °C | 29 | 28 | 28 | 27 | 28 | 26 | 26 | 26 | 30 | 28 | 29 | 27 | 28 | 26 | 26 | 27 | 28 | 28 | 29 | 27 | 29 | 28 | 27 |
Swell 1 Height (m) Direction Period (s) | NW 15 | NNE 6 | NW 14 | NW 14 | NNE 7 | NNE 7 | NNE 7 | NNE 8 | NNE 8 | NNE 8 | NNE 8 | NNE 8 | NNE 8 | NNE 8 | NNE 8 | NNE 8 | NNE 8 | NNE 8 | NNE 8 | NNE 7 | NNE 7 | NNE 8 | NNE 8 |
| kJ | 262 | 132 | 305 | 305 | 181 | 144 | 134 | 113 | 122 | 125 | 146 | 142 | 122 | 100 | 98 | 119 | 116 | 116 | 110 | 134 | 104 | 88 | 72 |
Swell 2 Height (m) Direction Period (s) | S 12 | NW 15 | S 12 | S 12 | NW 14 | NW 14 | NW 14 | NNW 13 | NNW 13 | NW 13 | NNW 13 | NW 13 | NNW 12 | NNW 12 | NW 12 | NW 12 | SSW 19 | SSW 19 | SSW 17 | SSW 17 | SSW 18 | SSW 18 | NNW 19 |
| kJ | 108 | 309 | 72 | 73 | 245 | 197 | 186 | 120 | 116 | 138 | 114 | 82 | 60 | 58 | 37 | 37 | 117 | 117 | 119 | 119 | 174 | 174 | 251 |
Swell 3 Height (m) Direction Period (s) | WSW 7 | S 12 | SSW 14 | SSE 4 | S 13 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 12 | S 12 | S 11 | SSW 18 | SSW 18 | NW 12 | NW 12 | NNW 11 | NW 14 | SW 18 | NNW 20 | SSW 18 |
| kJ | 5 | 103 | 18 | 2 | 80 | 47 | 42 | 41 | 40 | 22 | 23 | 23 | 24 | 22 | 63 | 110 | 36 | 35 | 13 | 54 | 48 | 154 | 103 |
Wind waves Height (m) Direction Period (s) | NNE 6 | WNW 2 | NNE 7 | NNE 7 | SSE 5 | SSE 4 | — | NW 4 | NW 4 | — | — | NW 4 | — | — | — | — | S 4 | — | NW 3 | — | — | — | — |
| kJ | 107 | 1 | 153 | 176 | 4 | 9 | — | 1 | 1 | — | — | 1 | — | — | — | — | 1 | — | 5 | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 0 | 32 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 103 | 100 | 1 | 1 | 1 | 0 | 0 |
Best forecast wave conditions in Big Island | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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