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Aligator Rock surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 pm Tuesday 28 Apr 2026 HSTForecast update in hr min s Forecast update imminent
Aligator Rock surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Aligator Rock sea temperature is
24.6° C
(Which is normal for this time of year)How big are the waves at Aligator Rock today?
The current surf forecast for Aligator Rock at 9PM is: 0.7m 13s primary swell from a Northwest direction and 0.5m 10s secondary swell from a Northwest direction (forecast issued at 01:00pm April 28). An open ocean swell of 1.1m 7s 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 (28 Apr) | 1.5ft (0.4m) | 15s |
| Afternoon (28 Apr) | 2ft (0.6m) | 14s |
| Evening (28 Apr) | 2.5ft (0.7m) | 13s |
Table - waves today at Aligator Rock. (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 22°C on Wed night). Mainly fresh winds. | ||||||||||||||||||||||||
Tue 28 | Wednesday 29 | Thursday 30 | Fri 1 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
NNW 10 | NW 14 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NNW 14 | NW 12 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NNW 11 | NNW 11 | NNW 13 | NNW 13 | NNW 13 | NNW 12 | NNW 12 | |
74 | 119 | 113 | 171 | 235 | 221 | 248 | 200 | 132 | 134 | 282 | 273 | 301 | 287 | 330 | 319 | 309 | 347 | 341 | 408 | 414 | 402 | 359 | 347 | |
Wind (km/h) | ||||||||||||||||||||||||
off | off | cross-off | cross-off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | cross-off | off | cross-off | off | off | off | off | off | |
High Tide | 1:43PM0.40m | 1:11AM0.27m | 2:16PM0.45m | 1:43AM0.23m | 2:47PM0.47m | 2:15AM0.19m | ||||||||||||||||||
Low Tide | 6:54PM0.07m | 6:15AM-0.05m | 7:45PM0.06m | 6:36AM-0.05m | 8:32PM0.06m | 6:58AM-0.05m | ||||||||||||||||||
 | | |  | |  | | | |  | | | | | |  | | | | | | | | | |
 | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — |
 | — | — | 6:55 | — | — | — | — | — | — | — | 6:57 | — | — | — | — | — | — | — | 6:57 | — | — | — | — | 6:57 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 25 | 25 | 24 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 23 | 23 | 23 | 22 | 23 | 24 | 24 | 24 | 23 | 23 | 22 | 23 | 23 |
25 | 24 | 23 | 22 | 22 | 22 | 21 | 21 | 22 | 22 | 22 | 21 | 22 | 21 | 20 | 20 | 21 | 21 | 22 | 21 | 21 | 19 | 21 | 20 | |
Swell 1 Height (m) Direction Period (s) | NNW 10 | NNW 10 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NNW 11 | NNW 11 | NNW 13 | NNW 13 | NNW 13 | NNW 12 | NNW 12 |
 kJ | 68 | 65 | 113 | 171 | 235 | 221 | 248 | 200 | 132 | 134 | 282 | 273 | 301 | 287 | 330 | 319 | 309 | 347 | 341 | 408 | 414 | 402 | 359 | 347 |
Swell 2 Height (m) Direction Period (s) | NW 14 | NW 14 | NW 10 | NW 10 | NE 8 | SSW 12 | SSW 12 | NW 14 | NNW 14 | NNW 14 | NE 9 | NE 9 | NE 9 | NE 9 | SW 11 | SW 11 | NNE 11 | NE 8 | S 16 | NE 10 | SSW 16 | SW 15 | SW 15 | SSW 15 |
| kJ | 74 | 119 | 47 | 46 | 17 | 14 | 14 | 52 | 129 | 113 | 14 | 22 | 21 | 21 | 5 | 5 | 12 | 18 | 5 | 16 | 25 | 9 | 9 | 21 |
Swell 3 Height (m) Direction Period (s) | NE 8 | NE 8 | NE 8 | NE 8 | SSW 12 | S 15 | NNE 10 | NNE 10 | NE 10 | NE 10 | SSW 11 | SSW 11 | SW 11 | SW 11 | S 13 | S 12 | SW 11 | S 16 | SW 11 | SSW 16 | S 12 | S 11 | S 11 | NW 20 |
| kJ | 18 | 18 | 17 | 16 | 14 | 4 | 9 | 9 | 15 | 15 | 12 | 12 | 5 | 5 | 3 | 3 | 5 | 5 | 5 | 25 | 3 | 2 | 2 | 15 |
Wind waves Height (m) Direction Period (s) | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 6 | ENE 6 | ENE 6 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 |
| kJ | 118 | 105 | 121 | 132 | 151 | 193 | 181 | 176 | 173 | 168 | 141 | 137 | 106 | 126 | 176 | 249 | 273 | 233 | 265 | 286 | 395 | 431 | 440 | 439 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 2 | 20 | 0 | 0 | 0 | 0 | 20 | 26 | 165 | 22 | 0 | 0 | 20 | 20 | 20 | 22 | 22 | 20 | 20 | 20 | 20 | 22 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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