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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 1 am Sunday 31 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
25.3° C
(Which is normal for this time of year)How big are the waves at Keaulanas today (31 May):
- Morning surf: Morning surf (31 May, local time) - 3ft (0.9m), 15s period with SSW swell.
- Afternoon surf: Afternoon surf (31 May, local time) - 2.5ft (0.8m), 15s period with SSW swell.
- Evening surf: Evening surf (31 May, local time) - 2.5ft (0.8m), 14s period with SSW swell.
The current surf forecast for Keaulanas at 6AM is: 0.9m 16s primary swell from a South-southwest direction (forecast issued at 01:00am May 31). An open ocean swell of 0.9m 9s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 2.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 May) | 3ft (0.9m) | 15s |
| Afternoon (31 May) | 2.5ft (0.8m) | 15s |
| Evening (31 May) | 2.5ft (0.8m) | 14s |
Table - waves today at Keaulanas. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 3mm), mostly falling on Sun afternoon. Warm (max 26°C on Mon afternoon, min 23°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 31 | Monday 1 | Tuesday 2 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | S 19 | S 19 | S 19 | S 19 | S 18 | SSW 18 | S 18 | SSW 18 | S 17 | S 16 | S 20 | S 20 | S 16 | S 16 | S 16 | S 18 | S 18 | |
416 | 406 | 395 | 300 | 288 | 284 | 276 | 276 | 365 | 361 | 347 | 408 | 528 | 632 | 510 | 596 | 548 | 618 | 635 | 752 | 762 | 620 | 1421 | 1051 | |
Wind (km/h) | ||||||||||||||||||||||||
off | off | cross-off | glassy | glassy | glassy | off | off | off | off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 3:07AM0.24m | 4:26PM0.72m | 3:42AM0.23m | 5:03PM0.71m | 4:17AM0.22m | 5:40PM0.70m | ||||||||||||||||||
Low Tide | 11:25PM0.17m | 8:36AM0.04m | 00:07AM0.17m | 9:08AM0.05m | 00:52AM0.17m | 9:41AM0.05m | ||||||||||||||||||
 | |  |  |  | |  |  | | | | | | | | | |  | | | | | | | |
 | — | 5:50 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:09 | — | — | — | — | — | — | — | 7:09 | — | — | — | — | — | — | — | 7:10 | — | — |
— | — | — | — | 1 | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | |
Temp °C | 24 | 23 | 24 | 25 | 25 | 25 | 25 | 24 | 24 | 23 | 24 | 25 | 26 | 26 | 25 | 24 | 24 | 24 | 24 | 25 | 26 | 26 | 24 | 24 |
25 | 24 | 26 | 28 | 27 | 28 | 27 | 25 | 26 | 24 | 25 | 26 | 27 | 27 | 26 | 24 | 25 | 25 | 24 | 25 | 25 | 25 | 23 | 24 | |
Swell 1 Height (m) Direction Period (s) | NNE 9 | NNE 9 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | N 10 | S 18 | SSW 18 | S 18 | SSW 18 | S 17 | S 16 | S 20 | S 16 | S 16 | S 16 | S 16 | S 18 | S 18 |
 kJ | 138 | 132 | 395 | 300 | 288 | 284 | 276 | 276 | 346 | 273 | 123 | 408 | 528 | 632 | 510 | 596 | 548 | 618 | 635 | 752 | 762 | 620 | 1421 | 1051 |
Swell 2 Height (m) Direction Period (s) | SSW 16 | SSW 16 | NNW 9 | NE 8 | NNW 9 | N 9 | N 11 | S 19 | S 19 | N 10 | S 19 | S 14 | N 10 | N 9 | N 9 | N 9 | S 21 | SSW 16 | S 20 | S 20 | SSW 20 | NNW 11 | NNW 11 | NNW 10 |
| kJ | 416 | 406 | 50 | 60 | 47 | 76 | 59 | 273 | 365 | 94 | 347 | 195 | 90 | 87 | 81 | 79 | 436 | 346 | 611 | 611 | 507 | 164 | 194 | 141 |
Swell 3 Height (m) Direction Period (s) | S 11 | S 11 | N 8 | NNW 9 | NE 7 | ENE 7 | NNE 8 | N 11 | N 10 | S 19 | S 14 | NNW 10 | S 14 | SSW 13 | S 13 | S 13 | S 13 | S 13 | N 9 | N 12 | NE 6 | SSW 19 | SE 9 | SSW 14 |
| kJ | 39 | 37 | 34 | 48 | 23 | 21 | 33 | 83 | 75 | 361 | 200 | 75 | 181 | 137 | 125 | 125 | 125 | 126 | 39 | 106 | 30 | 497 | 3 | 276 |
Wind waves Height (m) Direction Period (s) | — | — | NE 7 | — | — | — | — | N 8 | NNE 8 | NE 4 | E 8 | ENE 8 | E 7 | ENE 7 | ENE 7 | ENE 7 | NE 5 | NE 5 | ENE 5 | NE 5 | E 6 | E 6 | NE 6 | NE 6 |
| kJ | — | — | 27 | — | — | — | — | 29 | 33 | 4 | 74 | 94 | 88 | 19 | 19 | 18 | 17 | 18 | 19 | 27 | 68 | 68 | 32 | 33 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 5 | 2 | 2 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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