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Aligator Rock surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 am Saturday 25 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
24.9° 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 5AM is: 1.8m 8s primary swell from a Northeast direction and 0.6m 12s secondary swell from a Northwest direction, 0.5m 14s secondary swell from a Northwest direction (forecast issued at 01:00am April 25). The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Apr) | 5.5ft (1.7m) | 8s |
| Afternoon (25 Apr) | 5ft (1.5m) | 8s |
| Evening (25 Apr) | 3.5ft (1.0m) | 13s |
Table - waves today at Aligator Rock. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 3mm), mostly falling on Sat night. Warm (max 25°C on Sat afternoon, min 22°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 25 | Sunday 26 | Monday 27 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NE 8 | NE 8 | NW 11 | NW 11 | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 | |
364 | 383 | 361 | 361 | 304 | 336 | 326 | 292 | 282 | 287 | 336 | 278 | 264 | 250 | 246 | 215 | 215 | 172 | 169 | 166 | 115 | 110 | 106 | 106 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | off | off | cross-off | off | off | off | off | off | off | off | off | off | off | |
High Tide | 11:46AM0.21m | 11:15PM0.38m | 12:30PM0.28m | 11:59PM0.35m | 1:09PM0.34m | |||||||||||||||||||
Low Tide | 4:40AM-0.02m | 3:41PM0.08m | 5:08AM-0.03m | 4:56PM0.08m | 5:32AM-0.04m | 5:59PM0.08m | ||||||||||||||||||
 |  |  | | | | | | |  | | | | | | | | | | | | | |  | |
 | — | 6:05 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:55 | — | — | — | — | — | — | — | 6:55 | — | — |
— | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | |
Temp °C | 23 | 23 | 23 | 24 | 25 | 24 | 23 | 23 | 23 | 22 | 23 | 24 | 25 | 24 | 24 | 23 | 23 | 23 | 24 | 25 | 25 | 25 | 24 | 23 |
21 | 21 | 21 | 22 | 23 | 22 | 22 | 23 | 22 | 21 | 22 | 23 | 25 | 23 | 24 | 23 | 23 | 24 | 24 | 25 | 25 | 25 | 24 | 22 | |
Swell 1 Height (m) Direction Period (s) | NNW 12 | NW 12 | NW 11 | NNW 11 | NW 11 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 11 | NE 8 | NNW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 |
 kJ | 94 | 112 | 185 | 219 | 150 | 336 | 326 | 292 | 282 | 287 | 336 | 278 | 264 | 250 | 216 | 215 | 172 | 172 | 169 | 166 | 115 | 110 | 106 | 106 |
Swell 2 Height (m) Direction Period (s) | W 12 | NW 14 | WNW 12 | WNW 11 | NNW 13 | SW 15 | SW 16 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | NW 11 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | NE 9 | NE 9 | NE 8 |
| kJ | 69 | 103 | 45 | 40 | 120 | 60 | 61 | 60 | 56 | 54 | 54 | 103 | 103 | 102 | 246 | 51 | 49 | 46 | 46 | 45 | 44 | 21 | 19 | 18 |
Swell 3 Height (m) Direction Period (s) | NNW 15 | W 12 | SW 15 | SW 15 | SW 15 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | W 10 | W 10 | W 10 | W 10 | ESE 8 | SSW 14 | NNE 10 | ESE 8 | NE 10 | NE 9 | NE 9 | NE 9 | SW 13 | SW 13 | SW 13 |
| kJ | 84 | 67 | 59 | 36 | 59 | 23 | 22 | 22 | 20 | 17 | 8 | 7 | 7 | 6 | 80 | 10 | 6 | 24 | 22 | 22 | 22 | 44 | 44 | 44 |
Wind waves Height (m) Direction Period (s) | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | — | NE 8 | NE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 |
| kJ | 364 | 383 | 361 | 361 | 304 | 270 | 239 | 264 | 268 | 241 | 215 | 191 | 186 | 191 | — | 196 | 215 | 230 | 193 | 173 | 173 | 181 | 203 | 188 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 24 | 20 | 20 | 20 | 23 | 24 | 22 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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