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Surf Forecasts:
In Betweens surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 7 pm Tuesday 12 May 2026 HSTForecast update in hr min s Forecast update imminent
In Betweens surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's In Betweens sea temperature is
25.5° C
(Which is slightly warmer than usual)How big are the waves at In Betweens today?
The current surf forecast for In Betweens at 1AM is: 2.1m 7s primary swell from a East direction and 0.4m 15s secondary swell from a South direction (forecast issued at 07:00pm May 12). An open ocean swell of 0.4m 10s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 May) | 6ft (1.9m) | 7s |
| Afternoon (13 May) | 5.5ft (1.7m) | 7s |
| Evening (13 May) | 7ft (2.1m) | 7s |
Table - waves today at In Betweens. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 9mm), mostly falling on Fri afternoon. Warm (max 25°C on Thu afternoon, min 23°C on Tue night). Winds decreasing (strong winds from the ENE on Tue night, calm by Fri afternoon). | ||||||||||||||||||||||||
Tue 12 | Wednesday 13 | Thursday 14 | Fri 15 | |||||||||||||||||||||
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 | 11 AM | 2 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
ENE 6 | E 7 | E 7 | E 7 | E 7 | E 7 | ENE 7 | ENE 7 | ENE 7 | E 7 | E 7 | E 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | |
252 | 377 | 427 | 420 | 400 | 388 | 277 | 220 | 298 | 452 | 411 | 435 | 346 | 286 | 254 | 231 | 208 | 208 | 204 | 234 | 253 | 246 | 246 | 246 | |
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 | 00:49AM0.34m | 2:09PM0.52m | 1:34AM0.29m | 2:50PM0.61m | 2:19AM0.24m | |||||||||||||||||||
Low Tide | 7:29PM0.10m | 7:10AM-0.09m | 8:34PM0.07m | 7:40AM-0.12m | 9:37PM0.04m | 8:12AM-0.13m | ||||||||||||||||||
 |  | |  | | | | | | | | | |  | | | | | | |  |  | | | |
 | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — |
 | 7:00 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | 7:01 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 1 | — | 1 | |
Temp °C | 24 | 24 | 24 | 23 | 23 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 24 | 24 | 24 | 25 | 24 | 24 | 24 | 23 | 24 | 25 | 25 |
20 | 20 | 20 | 19 | 19 | 20 | 20 | 20 | 20 | 20 | 19 | 19 | 20 | 21 | 21 | 21 | 22 | 22 | 23 | 24 | 24 | 24 | 24 | 26 | |
Swell 1 Height (m) Direction Period (s) | S 16 | NNW 10 | NNW 10 | NNW 10 | NW 10 | S 15 | S 14 | SSW 15 | SSW 14 | SSW 14 | SW 14 | SSW 14 | SSW 14 | NW 16 | NW 15 | NW 15 | NNW 15 | NNW 14 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
 kJ | 124 | 38 | 38 | 37 | 23 | 67 | 66 | 84 | 82 | 82 | 54 | 81 | 81 | 63 | 109 | 107 | 142 | 138 | 204 | 234 | 253 | 246 | 246 | 246 |
Swell 2 Height (m) Direction Period (s) | NNW 10 | S 16 | S 15 | S 15 | S 15 | SW 16 | SW 15 | S 14 | N 9 | N 8 | S 13 | N 8 | NW 16 | SW 14 | SW 14 | N 8 | N 8 | N 8 | NNW 14 | NNW 13 | NNW 13 | NNW 13 | NW 13 | NW 12 |
| kJ | 33 | 79 | 70 | 39 | 38 | 63 | 57 | 36 | 15 | 13 | 31 | 13 | 68 | 53 | 53 | 22 | 22 | 12 | 127 | 120 | 116 | 113 | 78 | 73 |
Swell 3 Height (m) Direction Period (s) | S 11 | SW 16 | SW 16 | SW 16 | SSW 14 | NW 9 | NNW 9 | N 10 | S 14 | S 13 | N 9 | NW 16 | N 8 | N 8 | N 8 | SW 14 | SW 14 | SW 17 | N 8 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 |
| kJ | 9 | 65 | 65 | 65 | 41 | 13 | 8 | 16 | 14 | 14 | 13 | 42 | 13 | 13 | 12 | 50 | 47 | 77 | 12 | 70 | 129 | 127 | 124 | 124 |
Wind waves Height (m) Direction Period (s) | ENE 6 | E 7 | E 7 | E 7 | E 7 | E 7 | ENE 7 | ENE 7 | ENE 7 | E 7 | E 7 | E 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | — | — | — | — | — | — |
| kJ | 252 | 377 | 427 | 420 | 400 | 388 | 277 | 220 | 298 | 452 | 411 | 435 | 346 | 286 | 254 | 231 | 208 | 208 | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 39 | 39 | 38 | 38 | 38 | 38 | 38 | 38 | 44 | 41 | 38 | 31 | 32 | 31 | 30 | 32 | 30 | 1 | 1 | 0 | 0 | 1 | 30 | 0 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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