Surf Forecasts:
How big are the waves at Keaulanas today (19 Aug):
- 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 10PM is: 0.5m 16s primary swell from a Southwest direction and 0.5m 12s secondary swell from a South direction (forecast issued at 07:00pm August 19). 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 offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Aug) | - | - |
| 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 29°C on Sat afternoon, min 25°C on Wed night). Winds increasing (calm on Thu morning, fresh winds from the ENE by Sat afternoon). | |||||||||||||||||||
Wed 19 | Thursday 20 | Friday 21 | |||||||||||||||||
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) | SSW 16 | SSW 16 | SW 16 | SSW 16 | SSW 17 | SSW 18 | SW 18 | SW 18 | SSW 17 | SSW 17 | SW 16 | SW 16 | SSW 17 | SSW 17 | SW 17 | SW 17 | SW 16 | SSW 16 | SSW 16 |
Wave Graph  | |||||||||||||||||||
 kJ | 100 | 103 | 127 | 175 | 195 | 207 | 249 | 316 | 200 | 184 | 271 | 278 | 364 | 368 | 291 | 281 | 261 | 322 | 322 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | cross-off | off | off | cross-off | off | glassy | cross | glassy | cross-off | glassy | glassy | glassy | glassy | glassy | on | glassy | glassy | off |
High Tide | 11:13AM0.55m | 12:17PM0.58m | |||||||||||||||||
Low Tide | 2:02AM0.13m | 3:07AM0.14m | 9:33PM0.20m | ||||||||||||||||
 |  | |  | |  | | | | | | | | | | | | | | |
 | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — |
 | 6:59 | — | — | — | — | — | — | — | 6:59 | — | — | — | — | — | — | — | 6:58 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 26 | 26 | 25 | 25 | 25 | 27 | 27 | 27 | 27 | 26 | 25 | 25 | 26 | 27 | 27 | 27 | 27 | 26 |
Feels °C | 27 | 27 | 27 | 27 | 27 | 28 | 31 | 30 | 30 | 30 | 30 | 29 | 29 | 30 | 31 | 31 | 31 | 31 | 29 |
Swell 1 Height (m) Direction Period (s) | NE 6 | NE 6 | NE 6 | NE 6 | NE 7 | NE 6 | SW 18 | NE 7 | SSW 17 | NE 7 | NE 7 | SW 16 | SSW 17 | SSW 17 | SW 17 | SW 17 | SW 16 | SSW 16 | SSW 16 |
| kJ | 31 | 30 | 29 | 31 | 44 | 34 | 249 | 49 | 200 | 49 | 49 | 278 | 364 | 368 | 291 | 281 | 261 | 322 | 322 |
Swell 2 Height (m) Direction Period (s) | S 12 | S 12 | S 12 | SSW 16 | SSW 17 | SSW 18 | NNE 6 | SW 18 | W 11 | SSW 17 | SW 16 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NE 7 |
| kJ | 69 | 71 | 71 | 175 | 195 | 207 | 28 | 316 | 55 | 184 | 271 | 42 | 32 | 32 | 32 | 31 | 31 | 31 | 37 |
Swell 3 Height (m) Direction Period (s) | SSW 16 | SSW 16 | SW 16 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | W 10 | W 10 | W 9 | W 9 | W 11 | W 11 | W 10 | W 10 | W 10 | W 10 |
| kJ | 100 | 103 | 127 | 45 | 44 | 41 | 39 | 39 | 39 | 49 | 29 | 27 | 27 | 57 | 56 | 50 | 49 | 49 | 47 |
Wind waves Height (m) Direction Period (s) | ENE 8 | E 8 | — | — | — | — | — | — | NE 7 | — | — | — | — | — | — | — | — | — | — |
| kJ | 112 | 108 | — | — | — | — | — | — | 49 | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Oahu | |||||||||||||||||||
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)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Keaulanas surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest