Surf Forecasts:
How big are the waves at Makalawena today (18 Aug):
- Morning surf: Morning surf (18 Aug, local time) - 1.5ft (0.4m), 11s period with WNW swell.
- Afternoon surf: Afternoon surf (18 Aug, local time) - 1.5ft (0.4m), 5s period with NNE swell.
- Evening surf: Evening surf (18 Aug, local time) - 1.5ft (0.4m), 13s period with WNW swell.
The current surf forecast for Makalawena at 9AM is: 0.4m 11s primary swell from a West-northwest direction and 0.5m 5s secondary swell from a North-northeast direction (forecast issued at 01:00am August 18). An open ocean swell of 0.7m 13s is not directed at the surf break, a second open ocean swell of 0.3m 4s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | 1.5ft (0.4m) | 11s |
| Afternoon (18 Aug) | 1.5ft (0.4m) | 5s |
| Evening (18 Aug) | 1.5ft (0.4m) | 13s |
Table - waves today at Makalawena. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Tue morning. Warm (max 28°C on Wed afternoon, min 25°C on Tue morning). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 18 | Wednesday 19 | Thursday 20 | ||||||||||||||||||||||
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) | NNE 5 | NNE 5 | NNE 5 | WNW 11 | NNE 5 | NNE 5 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | W 12 | SW 16 | WNW 12 | NNE 5 | SW 16 | SW 16 | SW 17 | SW 18 | NNE 6 | WNW 11 | SW 17 | SW 16 | NNE 7 |
Wave Graph | ||||||||||||||||||||||||
30 | 24 | 26 | 41 | 11 | 15 | 58 | 57 | 54 | 49 | 48 | 73 | 130 | 47 | 13 | 93 | 130 | 147 | 152 | 17 | 40 | 143 | 133 | 27 | |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross | cross | on | on | on | glassy | glassy | glassy | glassy | glassy | on | on | glassy | glassy | cross-off | glassy | glassy | glassy | on | on | glassy | glassy | cross-off |
High Tide | 8:16AM0.61m | 6:42PM0.41m | 9:26AM0.61m | 10:49AM0.62m | ||||||||||||||||||||
Low Tide | 00:58AM0.11m | 2:41PM0.35m | 1:28AM0.14m | 2:09AM0.16m | ||||||||||||||||||||
— | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | |
— | — | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:49 | — | — | — | — | — | — | — | 6:49 | — | — | |
mm | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 25 | 26 | 26 | 26 | 25 | 26 | 26 | 26 | 26 | 27 | 28 | 28 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 26 |
Feels °C | 29 | 29 | 29 | 29 | 28 | 30 | 29 | 31 | 31 | 31 | 30 | 30 | 31 | 32 | 31 | 30 | 31 | 31 | 30 | 31 | 31 | 31 | 32 | 29 |
Swell 1 Height (m) Direction Period (s) | NNE 5 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | NNE 5 | NNE 5 | S 12 | S 12 | S 12 | S 12 | S 12 | NNE 5 | NNE 5 | NNE 5 | NNE 6 | SW 18 | SSW 18 | SSW 18 | SW 17 | SW 16 | SSW 16 |
30 | 162 | 117 | 162 | 162 | 121 | 121 | 21 | 13 | 68 | 69 | 71 | 71 | 72 | 13 | 21 | 18 | 21 | 152 | 209 | 207 | 143 | 133 | 177 | |
Swell 2 Height (m) Direction Period (s) | S 13 | NNE 5 | NNE 5 | NNE 5 | NNE 5 | NNE 5 | NNE 5 | S 13 | S 12 | NNE 5 | NNE 5 | W 12 | SW 16 | NNE 7 | S 12 | S 12 | SW 16 | SW 17 | NNE 6 | NNE 6 | NNE 7 | NNE 7 | NNE 7 | NNE 7 |
167 | 23 | 26 | 17 | 11 | 15 | 16 | 119 | 69 | 10 | 10 | 73 | 130 | 17 | 71 | 71 | 130 | 147 | 16 | 17 | 17 | 18 | 19 | 27 | |
Swell 3 Height (m) Direction Period (s) | WNW 11 | WNW 11 | WNW 11 | WNW 11 | SW 18 | SW 18 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | NNE 5 | WNW 12 | WNW 12 | SW 16 | SW 16 | S 12 | S 12 | S 11 | S 11 | WNW 11 | WNW 11 | S 11 | S 11 |
25 | 24 | 24 | 41 | 78 | 80 | 58 | 57 | 54 | 49 | 48 | 9 | 48 | 47 | 66 | 93 | 44 | 42 | 21 | 37 | 40 | 40 | 38 | 37 | |
Wind waves Height (m) Direction Period (s) | — | — | S 4 | — | WNW 6 | W 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
— | — | 3 | — | 8 | 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 99 | 38 | 18 | 98 | 100 | 100 | 0 | 0 | 0 | 23 | 18 | 98 | 98 | 4 | 4 | 0 | 0 | 0 | 0 | 35 | 35 | 0 | 0 | 25 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)













