Surf Forecasts:
How big are the waves at Keaulanas today (19 Aug):
- Morning surf: Morning surf (19 Aug, local time) - 1.5ft (0.5m), 16s period with SW swell.
- Afternoon surf: Afternoon surf (19 Aug, local time) - 1.5ft (0.5m), 16s period with SW swell.
- Evening surf: Evening surf (19 Aug, local time) - 1.5ft (0.5m), 16s period with SW swell.
The current surf forecast for Keaulanas at 3AM is: 0.6m 12s primary swell from a South direction (forecast issued at 07:00pm August 18). An open ocean swell of 0.6m 6s is not directed at the surf break, a second open ocean swell of 0.9m 8s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Aug) | 1.5ft (0.5m) | 16s |
| Afternoon (19 Aug) | 1.5ft (0.5m) | 16s |
| Evening (19 Aug) | 1.5ft (0.5m) | 16s |
Table - waves today at Keaulanas. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 27°C on Wed afternoon, min 24°C on Tue night). Wind will be generally light. | |||||||||||||||||||
Tue 18 | Wednesday 19 | Thursday 20 | |||||||||||||||||
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) | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | SW 16 | SW 16 | SSW 16 | SSW 16 | SW 16 | SSW 16 | SSW 17 | SSW 18 | SW 18 | SW 18 | SSW 17 | SSW 17 | SW 16 |
Wave Graph  | |||||||||||||||||||
 kJ | 162 | 162 | 162 | 155 | 103 | 103 | 129 | 130 | 100 | 103 | 127 | 175 | 195 | 207 | 249 | 316 | 200 | 184 | 271 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | off | cross-off | off | off | off | glassy | glassy | cross-off | off | cross-off |
High Tide | 5:51PM0.34m | 9:54AM0.53m | 11:13AM0.55m | ||||||||||||||||
Low Tide | 3:34PM0.33m | 1:22AM0.12m | 2:02AM0.13m | ||||||||||||||||
 |  | | | | | | | |  |  | | |  | | | | | | |
 | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — |
 | 7:00 | — | — | — | — | — | — | — | 6:59 | — | — | — | — | — | — | — | 6:59 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 25 | 25 | 24 | 24 | 24 | 26 | 27 | 27 | 26 | 26 | 25 | 24 | 25 | 26 | 27 | 27 | 26 | 26 |
Feels °C | 26 | 25 | 26 | 25 | 25 | 25 | 28 | 29 | 29 | 28 | 28 | 27 | 26 | 27 | 29 | 30 | 30 | 30 | 30 |
Swell 1 Height (m) Direction Period (s) | S 13 | S 13 | S 13 | S 13 | S 12 | NE 7 | NNE 7 | NNE 6 | NNE 6 | NNE 6 | NNE 6 | NNE 6 | NNE 6 | NE 6 | SW 18 | SW 18 | SSW 17 | SSW 17 | SW 16 |
| kJ | 162 | 162 | 162 | 155 | 103 | 37 | 29 | 26 | 26 | 25 | 25 | 25 | 27 | 33 | 249 | 316 | 200 | 184 | 271 |
Swell 2 Height (m) Direction Period (s) | SSW 18 | SW 18 | NE 6 | NE 5 | NE 7 | S 12 | S 12 | SW 16 | S 12 | S 12 | S 12 | SSW 16 | SSW 17 | SSW 18 | NNE 6 | NNE 6 | NNE 7 | NNE 7 | NNE 7 |
| kJ | 123 | 80 | 20 | 18 | 37 | 103 | 103 | 130 | 69 | 71 | 71 | 175 | 195 | 207 | 26 | 28 | 30 | 31 | 32 |
Swell 3 Height (m) Direction Period (s) | WNW 13 | WNW 12 | SW 18 | SW 18 | WNW 12 | SSW 16 | SW 16 | S 12 | SSW 16 | SSW 16 | SW 16 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | SSE 11 |
| kJ | 34 | 30 | 80 | 79 | 28 | 103 | 129 | 69 | 100 | 103 | 127 | 71 | 44 | 41 | 39 | 39 | 39 | 39 | 41 |
Wind waves Height (m) Direction Period (s) | NE 6 | NE 5 | ENE 8 | ENE 8 | ENE 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 25 | 13 | 101 | 118 | 112 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Oahu | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
Header Global | |||||||||||||||||||
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