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Surf Forecasts:
Ala Moana Courts surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 7 am Monday 18 May 2026 HSTForecast update in hr min s Forecast update imminent
Ala Moana Courts surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Ala Moana Courts sea temperature is
25.5° C
(Which is normal for this time of year)How big are the waves at Ala Moana Courts today?
The current surf forecast for Ala Moana Courts at 12PM is: 0.6m 19s primary swell from a South-southwest direction and 0.7m 14s secondary swell from a South-southwest direction (forecast issued at 07:00am May 18). An open ocean swell of 1.7m 8s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 2.5ft (0.7m) | 14s |
| Afternoon (18 May) | 2ft (0.6m) | 19s |
| Evening (18 May) | 2.5ft (0.7m) | 14s |
Table - waves today at Ala Moana Courts. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 25°C on Tue afternoon, min 23°C on Wed night). Mainly strong winds. | ||||||||||||||||||||||||
Monday 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
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 | 2 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SSW 14 | SSW 14 | SSW 19 | SSW 19 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 18 | SSW 18 | SSW 14 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 17 | SSW 16 | |
180 | 180 | 251 | 251 | 168 | 163 | 161 | 161 | 163 | 207 | 207 | 178 | 246 | 249 | 167 | 172 | 167 | 163 | 163 | 156 | 108 | 105 | 101 | 91 | |
Wind (km/h) | ||||||||||||||||||||||||
off | off | off | off | off | off | off | off | cross-off | off | off | off | off | off | off | off | off | cross-off | cross-off | off | off | off | off | off | |
High Tide | 4:50AM0.11m | 5:59PM0.73m | 5:55AM0.09m | 6:52PM0.69m | 7:16AM0.09m | 7:47PM0.64m | ||||||||||||||||||
Low Tide | 10:08AM-0.12m | 1:48AM-0.01m | 10:55AM-0.08m | 2:50AM-0.02m | 11:49AM-0.02m | |||||||||||||||||||
 |  | |  | | | | | | | | | | | | | | | | | |  | | | |
 | 5:52 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — | 5:50 |
 | — | — | — | — | 7:02 | — | — | — | — | — | — | — | 7:04 | — | — | — | — | — | — | — | 7:04 | — | — | 7:04 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 23 |
24 | 24 | 22 | 21 | 21 | 23 | 23 | 23 | 23 | 23 | 22 | 23 | 21 | 22 | 21 | 21 | 22 | 21 | 20 | 19 | 20 | 18 | 18 | 18 | |
Swell 1 Height (m) Direction Period (s) | SSW 14 | ENE 8 | SSW 14 | SSW 14 | SSW 14 | ENE 8 | SSW 14 | SSW 14 | ENE 8 | ENE 8 | SSW 14 | SSW 14 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 |
 kJ | 180 | 383 | 180 | 180 | 168 | 314 | 161 | 161 | 226 | 226 | 175 | 178 | 246 | 249 | 167 | 172 | 167 | 163 | 163 | 156 | 108 | 105 | 101 | 68 |
Swell 2 Height (m) Direction Period (s) | SSE 7 | SSW 14 | SSW 19 | SSW 19 | SSW 19 | SSW 14 | SSE 10 | SSW 16 | SSW 14 | SSW 14 | SSW 18 | SSW 18 | SSE 6 | SSE 9 | SSE 9 | SSE 10 | NW 12 | NNW 12 | NNW 12 | NNW 11 | NNW 11 | NNW 11 | SSW 17 | SSW 16 |
| kJ | 15 | 180 | 251 | 251 | 148 | 163 | 38 | 91 | 163 | 175 | 207 | 176 | 7 | 17 | 17 | 18 | 35 | 27 | 26 | 23 | 23 | 22 | 99 | 91 |
Swell 3 Height (m) Direction Period (s) | SSE 10 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 6 | SSW 16 | SSE 7 | SSW 17 | SSW 18 | SSE 10 | SSE 6 | NNW 12 | NNW 11 | NW 11 | NW 11 | SW 16 | SW 16 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | NNW 11 | NNW 11 |
| kJ | 20 | 15 | 15 | 9 | 9 | 8 | 51 | 9 | 96 | 207 | 36 | 8 | 27 | 11 | 30 | 30 | 41 | 41 | 63 | 63 | 61 | 61 | 22 | 22 |
Wind waves Height (m) Direction Period (s) | ENE 8 | — | ENE 8 | ENE 8 | ENE 8 | — | ENE 8 | ENE 8 | — | — | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 383 | — | 361 | 404 | 353 | — | 266 | 266 | — | — | 215 | 253 | 306 | 318 | 335 | 394 | 404 | 484 | 520 | 547 | 629 | 686 | 807 | 850 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 29 | 29 | 37 | 29 | 1 | 29 | 29 | 1 | 29 | 29 | 37 | 29 | 30 | 29 | 29 | 37 | 37 | 43 | 39 | 39 | 45 | 46 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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