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Surf Forecasts:
Backyards surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 am Saturday 23 May 2026 HSTForecast update in hr min s Forecast update imminent
Backyards surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Backyards sea temperature is
25.3° C
(Which is normal for this time of year)How big are the waves at Backyards today?
The current surf forecast for Backyards at 6AM is: 0.3m 18s primary swell from a North-northwest direction and 0.5m 10s secondary swell from a Northwest direction (forecast issued at 01:00am May 23). An open ocean swell of 2.5m 8s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 May) | 1.5ft (0.4m) | 17s |
| Afternoon (23 May) | 2ft (0.6m) | 15s |
| Evening (23 May) | 2.5ft (0.7m) | 14s |
Table - waves today at Backyards. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 5mm), mostly falling on Sat morning. Warm (max 24°C on Sat afternoon, min 23°C on Sat morning). Mainly strong winds. | ||||||||||||||||||||||||
Saturday 23 | Sunday 24 | Monday 25 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
NW 11 | NW 10 | NW 17 | NNW 16 | NNW 16 | NNW 15 | NW 14 | NW 14 | NW 13 | 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 | |
56 | 53 | 74 | 102 | 162 | 191 | 211 | 191 | 180 | 219 | 234 | 216 | 209 | 169 | 142 | 135 | 101 | 97 | 97 | 96 | 57 | 56 | 55 | 54 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | |
High Tide | 10:39AM0.34m | 9:15PM0.61m | 11:49AM0.44m | 9:52PM0.56m | 12:30PM0.53m | 10:24PM0.51m | ||||||||||||||||||
Low Tide | 4:46AM0.23m | 1:28PM0.33m | 4:59AM0.20m | 3:49PM0.39m | 5:16AM0.16m | 5:40PM0.41m | ||||||||||||||||||
 |  |  |  |  | | | | | | | | | |  | | | | | | | | | | |
 | — | 5:50 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:07 | — | — |
— | — | 1 | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — | — | — | 1 | — | |
Temp °C | 23 | 22 | 23 | 23 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 23 | 23 | 23 |
19 | 17 | 18 | 18 | 20 | 19 | 19 | 19 | 19 | 20 | 19 | 20 | 19 | 19 | 19 | 19 | 20 | 20 | 20 | 19 | 21 | 20 | 20 | 20 | |
Swell 1 Height (m) Direction Period (s) | NW 11 | NW 10 | NW 10 | NNW 16 | NNW 16 | NNW 15 | NW 14 | NW 14 | NW 13 | 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 |
 kJ | 56 | 53 | 51 | 102 | 162 | 191 | 211 | 191 | 180 | 219 | 234 | 216 | 209 | 169 | 142 | 135 | 101 | 97 | 97 | 96 | 57 | 56 | 55 | 54 |
Swell 2 Height (m) Direction Period (s) | NNW 19 | NNW 18 | NW 17 | NW 10 | NW 10 | NNW 10 | NW 10 | NW 10 | NW 10 | NW 10 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 14 | S 13 | S 13 | S 13 |
| kJ | 35 | 31 | 74 | 50 | 50 | 39 | 25 | 24 | 24 | 24 | 16 | 15 | 15 | 14 | 14 | 14 | 14 | 13 | 3 | 3 | 14 | 3 | 13 | 13 |
Swell 3 Height (m) Direction Period (s) | SSW 13 | S 16 | S 16 | SSW 13 | S 16 | S 16 | S 15 | S 15 | S 15 | S 14 | S 11 | S 16 | S 16 | S 16 | S 16 | — | — | S 20 | S 15 | S 15 | — | S 15 | — | S 19 |
| kJ | 18 | 21 | 20 | 17 | 20 | 19 | 17 | 17 | 17 | 16 | 2 | 21 | 21 | 5 | 5 | — | — | 8 | 4 | 4 | — | 4 | — | 7 |
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 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 878 | 878 | 1114 | 1136 | 1020 | 890 | 837 | 909 | 909 | 809 | 809 | 721 | 738 | 753 | 828 | 808 | 741 | 659 | 593 | 532 | 519 | 493 | 480 | 468 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 167 | 164 | 169 | 169 | 28 | 177 | 28 | 28 | 28 | 26 | 166 | 167 | 164 | 164 | 28 | 28 | 28 | 28 | 26 | 26 | 164 | 28 | 28 | 28 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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