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Surf Forecasts:
Graters surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 7 am Sunday 24 May 2026 HSTForecast update in hr min s Forecast update imminent
Graters surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Graters sea temperature is
25.2° C
(Which is normal for this time of year)How big are the waves at Graters today?
The current surf forecast for Graters at 1PM is: 0.9m 12s primary swell from a Northwest direction (forecast issued at 07:00am May 24). An open ocean swell of 0.2m 14s is not directed at the surf break, a second open ocean swell of 2.3m 8s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (24 May) | 3ft (0.9m) | 12s |
| Afternoon (24 May) | 2.5ft (0.8m) | 12s |
| Evening (24 May) | 2.5ft (0.7m) | 12s |
Table - waves today at Graters. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 6mm), mostly falling on Sun afternoon. Warm (max 24°C on Mon morning, min 22°C on Tue night). Mainly fresh winds. | ||||||||||||||||||||||||
Sunday 24 | Monday 25 | Tuesday 26 | Wed 27 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
NNW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 | NW 10 | NW 20 | NW 19 | NW 18 | NW 17 | NW 16 | NW 16 | |
219 | 234 | 216 | 209 | 169 | 142 | 135 | 128 | 97 | 97 | 96 | 57 | 56 | 55 | 54 | 37 | 25 | 40 | 134 | 219 | 311 | 394 | 504 | 480 | |
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 | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 11:49AM0.44m | 9:52PM0.56m | 12:30PM0.53m | 10:24PM0.51m | 1:03PM0.61m | 10:53PM0.46m | ||||||||||||||||||
Low Tide | 4:59AM0.20m | 3:49PM0.39m | 5:16AM0.16m | 5:40PM0.41m | 5:34AM0.13m | 7:04PM0.40m | ||||||||||||||||||
 |  | |  | |  | | | | | | | | | | | | | | | | | | | |
 | 5:50 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | 5:48 |
 | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:07 | — | — | 7:07 |
— | — | — | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | 1 | |
Temp °C | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 24 | 23 | 24 | 23 | 23 | 22 |
20 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 20 | 19 | 21 | 21 | 21 | 20 | 20 | 20 | 20 | 19 | 21 | 20 | 21 | 20 | 20 | 18 | |
Swell 1 Height (m) Direction Period (s) | NNW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 | NW 10 | NW 20 | NW 19 | NW 18 | NW 17 | NW 16 | NW 16 |
 kJ | 219 | 234 | 216 | 209 | 169 | 142 | 135 | 128 | 97 | 97 | 96 | 57 | 56 | 55 | 54 | 37 | 25 | 25 | 134 | 219 | 311 | 394 | 504 | 480 |
Swell 2 Height (m) Direction Period (s) | NW 10 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 14 | S 14 | S 13 | S 13 | S 13 | WNW 20 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 9 |
| kJ | 24 | 16 | 15 | 15 | 14 | 14 | 14 | 14 | 13 | 3 | 3 | 3 | 15 | 14 | 13 | 13 | 13 | 40 | 24 | 24 | 24 | 23 | 14 | 13 |
Swell 3 Height (m) Direction Period (s) | S 14 | S 16 | S 16 | S 16 | S 16 | S 16 | — | — | S 20 | S 15 | S 15 | S 15 | — | — | S 19 | S 19 | NW 22 | S 13 | S 13 | S 15 | S 15 | S 16 | S 16 | S 14 |
| kJ | 16 | 20 | 21 | 5 | 5 | 5 | — | — | 8 | 4 | 4 | 4 | — | — | 7 | 7 | 18 | 13 | 14 | 19 | 19 | 19 | 19 | 16 |
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 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 |
| kJ | 721 | 771 | 683 | 753 | 824 | 808 | 723 | 670 | 635 | 559 | 545 | 545 | 488 | 476 | 480 | 468 | 435 | 475 | 417 | 405 | 444 | 405 | 379 | 400 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 13 | 35 | 163 | 161 | 161 | 35 | 161 | 35 | 32 | 35 | 32 | 166 | 35 | 35 | 35 | 35 | 35 | 35 | 32 | 163 | 35 | 32 | 32 | 32 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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