Surf Forecasts:
How big are the waves at Mahai'ula Bay today (14 Nov):
- Morning surf: Morning surf (14 Nov, local time) - 1.5ft (0.5m), 12s period with NW swell.
- Afternoon surf: Afternoon surf (14 Nov, local time) - 1.5ft (0.4m), 14s period with NNW swell.
- Evening surf: Evening surf (14 Nov, local time) - 1.5ft (0.5m), 13s period with NW swell.
The current surf forecast for Mahai'ula Bay at 9PM is: 0.5m 13s primary swell from a Northwest direction (forecast issued at 01:00pm November 14). An open ocean swell of 0.9m 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 (14 Nov) | 1.5ft (0.5m) | 12s |
| Afternoon (14 Nov) | 1.5ft (0.4m) | 14s |
| Evening (14 Nov) | 1.5ft (0.5m) | 13s |
Table - waves today at Mahai'ula Bay. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 26°C on Sat afternoon, min 24°C on Sat night). Wind will be generally light. | |||||||||||||||||||||||
Sat 14 | Sunday 15 | Monday 16 | Tue 17 | ||||||||||||||||||||
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 14 | NNW 14 | NW 14 | NW 13 | NW 12 | NW 12 | NW 12 | NW 12 | N 16 | NNW 16 | NNW 16 | NNW 15 | NNW 14 | NNW 13 | NNW 13 | NNW 12 | NNW 13 | NNW 13 | NNW 12 | SW 2 | NW 13 | WNW 3 | WNW 3 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 51 | 80 | 99 | 87 | 52 | 53 | 49 | 47 | 47 | 86 | 95 | 84 | 76 | 68 | 64 | 57 | 55 | 33 | 29 | 2 | 43 | 1 | 2 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | glassy | cross-on | cross-off | glassy | glassy | cross-off | glassy | cross-on | cross-on | glassy | glassy | glassy | glassy | glassy | glassy | cross-on | cross-on | cross | glassy | glassy | glassy | glassy |
High Tide | 7:00PM0.27m | 7:46AM0.67m | 8:48PM0.28m | 8:38AM0.64m | 10:44PM0.33m | ||||||||||||||||||
Low Tide | 2:55PM0.21m | 11:41PM0.19m | 3:54PM0.20m | 00:32AM0.24m | 4:39PM0.18m | 2:08AM0.30m | |||||||||||||||||
 | |  |  | | | | | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:33 | — | — | — | — | — | — | — | 6:33 |
 | — | — | 5:45 | — | — | — | — | — | — | — | 5:44 | — | — | — | — | — | — | — | 5:44 | — | — | — | 5:44 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 26 | 25 | 25 | 25 | 24 | 25 | 26 | 26 | 26 | 25 | 25 | 25 | 24 | 25 | 26 | 26 | 25 | 25 | 24 | 24 | 24 |
Feels °C | 27 | 28 | 28 | 26 | 28 | 28 | 26 | 28 | 27 | 26 | 28 | 27 | 27 | 27 | 26 | 27 | 28 | 28 | 27 | 28 | 28 | 27 | 26 |
Swell 1 Height (m) Direction Period (s) | NNE 6 | NNE 6 | NNE 6 | NNE 6 | NNE 6 | NNE 6 | NNE 6 | NNE 6 | NNE 6 | NNE 6 | NNE 7 | NNE 7 | NNE 6 | NNE 6 | NNE 7 | NNE 7 | NNE 10 | NNE 10 | NNE 10 | NNE 9 | NNE 10 | NNE 9 | NNE 12 |
| kJ | 37 | 36 | 36 | 60 | 82 | 93 | 80 | 62 | 60 | 66 | 62 | 68 | 60 | 48 | 56 | 50 | 132 | 175 | 221 | 212 | 172 | 232 | 353 |
Swell 2 Height (m) Direction Period (s) | NW 14 | NNW 14 | NW 14 | NW 13 | NW 12 | NW 12 | NW 12 | NW 12 | NW 11 | N 18 | N 16 | N 16 | NNE 14 | NNW 13 | NNE 12 | N 12 | NNW 13 | NNW 13 | S 12 | NNE 15 | NNE 14 | S 12 | S 11 |
| kJ | 51 | 80 | 99 | 87 | 52 | 53 | 49 | 47 | 20 | 156 | 131 | 126 | 70 | 68 | 50 | 73 | 55 | 33 | 44 | 72 | 67 | 24 | 39 |
Swell 3 Height (m) Direction Period (s) | NW 12 | NW 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | N 16 | NNW 16 | NNW 16 | NNW 15 | NNW 14 | NNE 14 | NNW 13 | NNW 12 | WNW 15 | S 12 | NNW 12 | S 12 | NW 13 | S 5 | NNE 15 |
| kJ | 37 | 49 | 21 | 9 | 9 | 9 | 9 | 9 | 47 | 86 | 95 | 84 | 76 | 65 | 64 | 57 | 42 | 25 | 29 | 25 | 43 | 4 | 43 |
Wind waves Height (m) Direction Period (s) | — | WSW 2 | — | — | S 6 | — | — | — | NW 4 | — | W 2 | WSW 3 | S 4 | — | — | — | WNW 12 | WSW 2 | — | SW 2 | SW 3 | WNW 3 | WNW 3 |
| kJ | — | 1 | — | — | 2 | — | — | — | 1 | — | 1 | 1 | 3 | — | — | — | 14 | 1 | — | 2 | 2 | 1 | 2 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 14 | 0 | 18 | 0 | 1 | 1 | 1 | 1 | 297 | 105 | 0 | 0 | 0 | 0 | 1 | 1 | 101 | 101 | 105 | 1 | 1 | 1 | 1 |
Best forecast wave conditions in Big Island | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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