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 (0.5m), 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 1AM is: 0.4m 11s primary swell from a West-northwest direction and 0.8m 5s secondary swell from a North-northeast direction, 0.2m 5s secondary swell from a West-southwest direction (forecast issued at 07:00pm August 17). An open ocean swell of 0.8m 13s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | 1.5ft (0.4m) | 11s |
| Afternoon (18 Aug) | 1.5ft (0.5m) | 5s |
| Evening (18 Aug) | 1.5ft (0.4m) | 13s |
Table - waves today at Makalawena. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Mon night. Warm (max 28°C on Wed afternoon, min 25°C on Mon night). Wind will be generally light. | |||||||||||||||||||
Mon 17 | Tuesday 18 | Wednesday 19 | |||||||||||||||||
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) | WNW 11 | WNW 11 | NNE 6 | NNE 5 | WNW 11 | NNE 5 | WNW 11 | NNE 5 | NNE 5 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | SW 16 | WNW 12 | WNW 12 | SW 16 |
Wave Graph  | |||||||||||||||||||
 kJ | 42 | 42 | 43 | 37 | 24 | 24 | 41 | 16 | 19 | 58 | 57 | 54 | 49 | 48 | 48 | 130 | 47 | 47 | 93 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | glassy | glassy | cross-off | cross | cross-on | cross-on | cross-on | cross-on | cross-off | glassy | glassy | cross-off | glassy | glassy | on | glassy | glassy | cross-off |
High Tide | 8:16AM0.61m | 6:42PM0.41m | 9:26AM0.61m | ||||||||||||||||
Low Tide | 00:58AM0.11m | 2:41PM0.35m | 1:28AM0.14m | ||||||||||||||||
 |  | | |  |  | | | | | | | |  | | | |  | | |
 | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — |
 | 6:51 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:49 | — | — |
mm | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 26 | 26 | 26 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 28 | 27 | 27 | 26 |
Feels °C | 32 | 31 | 31 | 29 | 28 | 29 | 30 | 29 | 30 | 30 | 31 | 30 | 30 | 30 | 31 | 32 | 31 | 31 | 30 |
Swell 1 Height (m) Direction Period (s) | S 14 | S 14 | NNE 6 | 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 | S 12 | NNE 5 |
| kJ | 320 | 239 | 39 | 37 | 162 | 117 | 119 | 123 | 121 | 121 | 18 | 19 | 68 | 69 | 71 | 71 | 72 | 71 | 33 |
Swell 2 Height (m) Direction Period (s) | NNE 6 | NNE 6 | S 13 | S 13 | NNE 5 | NNE 5 | NNE 5 | NNE 5 | NNE 5 | NNE 5 | S 13 | S 12 | NNE 5 | NNE 5 | WNW 12 | SW 16 | WNW 12 | SW 16 | S 12 |
| kJ | 34 | 33 | 225 | 167 | 20 | 23 | 17 | 16 | 19 | 19 | 119 | 69 | 9 | 9 | 48 | 130 | 47 | 66 | 71 |
Swell 3 Height (m) Direction Period (s) | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | SW 18 | SW 18 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | SW 16 | WNW 12 | SW 16 | WNW 12 | SW 16 |
| kJ | 42 | 42 | 43 | 25 | 24 | 24 | 41 | 78 | 80 | 58 | 57 | 54 | 49 | 48 | 67 | 48 | 65 | 47 | 93 |
Wind waves Height (m) Direction Period (s) | WSW 4 | WSW 5 | WSW 5 | — | — | W 6 | — | — | W 6 | — | — | — | — | — | — | NNE 4 | NNE 4 | NNE 5 | — |
| kJ | 4 | 2 | 2 | — | — | 7 | — | — | 7 | — | — | — | — | — | — | 6 | 16 | 26 | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 104 | 0 | 0 | 99 | 38 | 99 | 98 | 103 | 100 | 0 | 0 | 0 | 38 | 18 | 98 | 34 | 4 | 14 | 0 |
Best forecast wave conditions in Big Island | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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