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ADs/Doubles Surf Forecast
/ HAW – Oahu (122 breaks) / Hawaii (267 breaks) /
Surf Forecasts:
ADs/Doubles surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 am Monday 18 May 2026 HSTForecast update in hr min s Forecast update imminent
ADs/Doubles surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's ADs/Doubles sea temperature is
25.4° C
(Which is normal for this time of year)How big are the waves at ADs/Doubles today?
The current surf forecast for ADs/Doubles at 8AM is: 1.8m 8s primary swell from a East-northeast direction and 0.7m 14s secondary swell from a South-southwest direction, 0.4m 7s secondary swell from a South-southeast direction (forecast issued at 01:00am May 18). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 6ft (1.8m) | 8s |
| Afternoon (18 May) | 6ft (1.9m) | 8s |
| Evening (18 May) | 5.5ft (1.7m) | 8s |
Table - waves today at ADs/Doubles. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Tue morning. Warm (max 24°C on Mon morning, min 23°C on Tue night). Winds increasing (moderate winds from the ENE on Mon morning, strong winds from the ENE by Wed night). | ||||||||||||||||||||||||
Monday 18 | Tuesday 19 | Wednesday 20 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
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 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | |
473 | 473 | 437 | 437 | 449 | 449 | 353 | 302 | 302 | 302 | 295 | 280 | 280 | 295 | 346 | 227 | 404 | 414 | 533 | 653 | 745 | 702 | 889 | 916 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross | cross | cross | cross-on | cross | cross | cross | cross-on | cross-on | cross | cross | cross | cross | |
High Tide | 3:50AM0.14m | 4:55PM0.75m | 4:49AM0.12m | 5:47PM0.71m | 6:03AM0.12m | 6:43PM0.66m | ||||||||||||||||||
Low Tide | 11:50PM0.01m | 9:23AM-0.11m | 00:51AM0.01m | 10:09AM-0.07m | 1:53AM0.01m | 11:02AM-0.02m | ||||||||||||||||||
 | |  | | |  | | | | |  | | | | | | | | | | | |  | | |
 | — | 5:50 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:02 | — | — | — | — | — | — | — | 7:02 | — | — |
— | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 24 | 23 | 23 | 23 |
23 | 23 | 24 | 22 | 21 | 21 | 23 | 22 | 23 | 23 | 22 | 22 | 21 | 22 | 22 | 20 | 20 | 20 | 19 | 18 | 19 | 18 | 18 | 18 | |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | ENE 8 | 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 |
 kJ | 186 | 183 | 180 | 180 | 183 | 168 | 163 | 161 | 302 | 302 | 295 | 178 | 178 | 246 | 249 | 167 | 172 | 167 | 163 | 163 | 115 | 107 | 105 | 101 |
Swell 2 Height (m) Direction Period (s) | SSE 7 | SSE 7 | SSE 7 | SSW 19 | SSW 19 | SSW 19 | SSW 16 | SSE 6 | SSW 14 | SSW 14 | SSW 14 | SSW 18 | NNW 12 | NNW 12 | NNW 11 | E 8 | NNW 11 | NNW 12 | NNW 12 | NNW 10 | NNW 11 | NNW 11 | NNW 11 | NNW 11 |
| kJ | 9 | 15 | 15 | 248 | 251 | 214 | 51 | 8 | 161 | 166 | 175 | 207 | 55 | 54 | 46 | 49 | 45 | 77 | 78 | 62 | 65 | 65 | 65 | 44 |
Swell 3 Height (m) Direction Period (s) | NNW 9 | SSE 10 | SSE 10 | SSE 7 | SSE 10 | SSE 10 | SSE 6 | NW 12 | SSW 16 | SSW 17 | SSW 18 | NNW 12 | SSW 18 | SSE 6 | SSE 10 | NNW 11 | NNW 12 | SW 16 | SW 16 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 17 |
| kJ | 17 | 20 | 20 | 9 | 33 | 33 | 8 | 37 | 91 | 96 | 207 | 52 | 102 | 7 | 18 | 47 | 30 | 41 | 41 | 63 | 62 | 102 | 61 | 59 |
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 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 473 | 473 | 437 | 437 | 449 | 449 | 353 | 302 | — | — | — | 280 | 280 | 295 | 346 | 227 | 404 | 414 | 533 | 653 | 745 | 702 | 889 | 916 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 49 | 18 | 18 | 49 | 50 | 50 | 49 | 49 | 49 | 21 | 22 | 49 | 49 | 57 | 49 | 49 | 49 | 49 | 56 | 56 | 61 | 62 | 61 | 64 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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