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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 pm 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 7PM is: 0.8m 14s primary swell from a South-southwest direction and 0.5m 11s secondary swell from a North direction (forecast issued at 01:00pm May 31). 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 ForecastMostly dry. Warm (max 26°C on Mon afternoon, min 23°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Sun 31 | Monday 1 | Tuesday 2 | Wed 3 | |||||||||||||||||||||
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 | 2 AM | 5 AM | 8 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
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 16 | S 16 | S 16 | S 16 | SSW 18 | S 18 | SSW 18 | S 18 | SSW 17 | |
300 | 288 | 284 | 276 | 276 | 365 | 361 | 347 | 408 | 528 | 632 | 510 | 596 | 548 | 618 | 752 | 752 | 762 | 620 | 1245 | 1051 | 919 | 751 | 1189 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | glassy | glassy | off | off | off | off | off | cross-off | cross-off | off | cross-off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 4:26PM0.72m | 3:42AM0.23m | 5:03PM0.71m | 4:17AM0.22m | 5:40PM0.70m | 4:58AM0.21m | ||||||||||||||||||
Low Tide | 8:36AM0.04m | 00:07AM0.17m | 9:08AM0.05m | 00:52AM0.17m | 9:41AM0.05m | 1:38AM0.17m | ||||||||||||||||||
 | | |  |  | | |  | | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — |
 | — | — | 7:09 | — | — | — | — | — | — | — | 7:09 | — | — | — | — | — | — | — | 7:10 | — | — | — | — | 7:10 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 25 | 25 | 25 | 25 | 24 | 23 | 23 | 24 | 25 | 26 | 26 | 24 | 24 | 24 | 24 | 24 | 26 | 26 | 26 | 25 | 24 | 24 | 24 | 24 |
28 | 27 | 27 | 26 | 25 | 24 | 24 | 25 | 26 | 27 | 27 | 24 | 24 | 25 | 25 | 25 | 27 | 25 | 25 | 25 | 24 | 25 | 24 | 23 | |
Swell 1 Height (m) Direction Period (s) | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | S 18 | SSW 18 | S 18 | SSW 18 | S 17 | S 16 | S 20 | S 16 | S 16 | S 16 | S 16 | SSW 18 | S 18 | SSW 18 | S 18 | SSW 17 |
 kJ | 300 | 288 | 284 | 276 | 276 | 346 | 273 | 210 | 408 | 528 | 632 | 510 | 596 | 548 | 618 | 752 | 752 | 762 | 620 | 1245 | 1051 | 919 | 751 | 1189 |
Swell 2 Height (m) Direction Period (s) | NNE 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 | NNW 10 | SSW 14 | NNW 10 |
| kJ | 52 | 47 | 78 | 59 | 273 | 365 | 94 | 347 | 195 | 90 | 87 | 81 | 79 | 436 | 346 | 611 | 611 | 507 | 164 | 194 | 141 | 133 | 350 | 96 |
Swell 3 Height (m) Direction Period (s) | NNW 9 | N 8 | NE 7 | N 8 | N 11 | N 10 | S 19 | N 10 | NNW 10 | S 14 | SSW 13 | S 13 | S 13 | S 13 | S 13 | NNW 13 | N 12 | NNW 12 | SSW 19 | SE 9 | SSW 14 | SSW 14 | NNW 10 | NNW 10 |
| kJ | 48 | 31 | 26 | 29 | 83 | 75 | 361 | 96 | 75 | 181 | 137 | 125 | 125 | 125 | 126 | 55 | 106 | 145 | 497 | 3 | 276 | 276 | 128 | 98 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | ENE 7 | ENE 7 | NE 3 | NE 7 | NNE 7 | — | ENE 7 | ENE 7 | ENE 7 | NE 7 | ENE 6 | NNE 9 | NNE 9 | NE 5 | NE 5 | ENE 6 | NE 6 | — | — | ENE 6 |
| kJ | — | — | — | — | 21 | 21 | 4 | 32 | 19 | — | 19 | 19 | 15 | 21 | 18 | 88 | 88 | 23 | 29 | 40 | 52 | — | — | 36 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 2 | 2 | 2 | 2 | 2 | 2 | 0 | 2 | 5 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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