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Keaulanas Surf Forecast
/ HAW – Oahu (122 breaks) / Hawaii (267 breaks) /
Surf Forecasts:
Keaulanas surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 7 pm Tuesday 12 May 2026 HSTForecast update in hr min s Forecast update imminent
Keaulanas surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Keaulanas sea temperature is
25.5° C
(Which is slightly warmer than usual)How big are the waves at Keaulanas today?
The current surf forecast for Keaulanas at 11PM is: 0.9m 10s primary swell from a North-northwest direction (forecast issued at 07:00pm May 12). An open ocean swell of 0.5m 8s is not directed at the surf break, a second open ocean swell of 0.8m 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 (12 May) | - | - |
| Afternoon (12 May) | 3ft (0.9m) | 10s |
| Evening (12 May) | 3ft (0.9m) | 10s |
Table - waves today at Keaulanas. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 7mm), mostly falling on Fri afternoon. Warm (max 26°C on Wed afternoon, min 23°C on Tue night). Winds decreasing (fresh winds from the ENE on Wed afternoon, calm by Fri afternoon). | ||||||||||||||||||||||||
Tue 12 | Wednesday 13 | Thursday 14 | Fri 15 | |||||||||||||||||||||
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 | 8 AM | 11 AM | 2 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 9 | NNW 9 | NNW 9 | SSW 14 | NW 18 | NW 17 | NW 16 | NW 16 | NW 15 | NW 15 | NW 15 | NW 14 | NW 14 | NW 14 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | |
157 | 154 | 151 | 120 | 103 | 98 | 73 | 84 | 82 | 82 | 138 | 214 | 314 | 441 | 509 | 631 | 742 | 691 | 661 | 642 | 501 | 479 | 386 | 287 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | off | cross-off | cross-off | off | off | cross-off | cross-off | cross-off | glassy | glassy | |
High Tide | 00:28AM0.44m | 2:05PM0.62m | 1:12AM0.39m | 2:43PM0.71m | 1:56AM0.34m | |||||||||||||||||||
Low Tide | 7:21PM0.26m | 6:58AM0.04m | 8:30PM0.23m | 7:24AM0.01m | 9:33PM0.20m | 7:55AM-0.01m | ||||||||||||||||||
 |  | |  | | | | | | | | | |  | | | | | | |  | | |  | |
 | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — |
 | 7:01 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:02 | — | — | — | — | — | — | 7:02 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | 2 | |
Temp °C | 26 | 24 | 24 | 23 | 23 | 24 | 25 | 26 | 25 | 24 | 23 | 23 | 23 | 24 | 26 | 26 | 26 | 25 | 24 | 24 | 23 | 24 | 25 | 24 |
23 | 22 | 22 | 21 | 21 | 22 | 22 | 24 | 22 | 22 | 21 | 22 | 22 | 22 | 25 | 24 | 24 | 25 | 24 | 24 | 24 | 25 | 27 | 27 | |
Swell 1 Height (m) Direction Period (s) | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 9 | NNW 9 | NNW 9 | NW 9 | NW 9 | NW 17 | NW 16 | NNE 7 | NW 15 | NW 15 | NW 15 | NW 14 | NW 14 | NW 14 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 |
 kJ | 157 | 154 | 151 | 120 | 103 | 98 | 73 | 71 | 39 | 39 | 138 | 214 | 96 | 441 | 509 | 631 | 742 | 691 | 661 | 642 | 501 | 479 | 386 | 287 |
Swell 2 Height (m) Direction Period (s) | S 16 | S 16 | SE 8 | ESE 8 | SE 7 | ESE 7 | S 14 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SE 8 | NW 16 | NE 7 | N 8 | N 8 | SE 10 | NNE 7 | NNE 8 | NE 8 | NE 8 | NE 7 | ENE 7 | ENE 7 |
| kJ | 129 | 79 | 30 | 37 | 25 | 20 | 66 | 84 | 82 | 82 | 81 | 28 | 314 | 73 | 33 | 22 | 23 | 88 | 82 | 82 | 75 | 53 | 35 | 36 |
Swell 3 Height (m) Direction Period (s) | S 11 | SW 16 | S 15 | S 15 | S 15 | S 15 | SW 15 | S 14 | N 9 | NW 18 | NW 9 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SW 14 | SW 14 | SSE 10 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | N 8 |
| kJ | 10 | 65 | 72 | 69 | 38 | 67 | 56 | 36 | 15 | 80 | 20 | 81 | 81 | 113 | 78 | 50 | 47 | 36 | 75 | 132 | 129 | 125 | 124 | 48 |
Wind waves Height (m) Direction Period (s) | NE 6 | ENE 6 | NE 6 | NE 6 | NE 6 | NE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | NE 7 | NE 7 | E 7 | E 7 | NE 7 | NE 7 | NE 7 | E 8 | — | — | — | — | — | — |
| kJ | 85 | 77 | 53 | 53 | 43 | 42 | 94 | 96 | 99 | 99 | 128 | 100 | 212 | 178 | 75 | 86 | 96 | 117 | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 5 | 16 | 9 | 6 | 6 | 5 | 5 | 5 | 6 | 9 | 6 | 6 | 5 | 0 | 2 | 5 | 0 | 2 | 0 | 2 | 2 | 2 | 0 | 2 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Ocean Swells (m)- Wind Speed (km/h)
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