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Surf Forecasts:
Backyards surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 7 pm Saturday 09 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
25.2° C
(Which is slightly warmer than usual)How big are the waves at Backyards today?
The current surf forecast for Backyards at 1AM is: 1.7m 7s primary swell from a Northeast direction and 0.9m 11s secondary swell from a North-northwest direction, 0.4m 13s secondary swell from a Northwest direction (forecast issued at 07:00pm May 09). The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 May) | 4ft (1.2m) | 12s |
| Afternoon (10 May) | 4ft (1.2m) | 11s |
| Evening (10 May) | 4.5ft (1.3m) | 12s |
Table - waves today at Backyards. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 6mm), mostly falling on Sat night. Warm (max 24°C on Sun morning, min 23°C on Sat night). Mainly fresh winds. | ||||||||||||||||||||||||
Sat 9 | Sunday 10 | Monday 11 | Tue 12 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
NE 6 | NE 7 | NE 7 | NE 7 | NW 11 | NW 11 | NNW 12 | NNW 10 | NNW 11 | NNW 12 | NNW 12 | NNW 12 | NNW 12 | NNW 11 | NNW 11 | NW 11 | NNW 11 | NW 11 | NW 11 | NE 6 | NW 11 | NNW 11 | NNW 11 | NNW 10 | |
245 | 296 | 275 | 226 | 283 | 298 | 365 | 288 | 323 | 464 | 429 | 429 | 530 | 393 | 366 | 229 | 286 | 194 | 137 | 255 | 110 | 98 | 117 | 149 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | |
High Tide | 9:27PM0.62m | 11:25AM0.34m | 10:05PM0.61m | 12:02PM0.44m | 10:40PM0.58m | 12:38PM0.54m | ||||||||||||||||||
Low Tide | 5:40AM0.24m | 2:30PM0.32m | 5:36AM0.20m | 4:30PM0.36m | 5:46AM0.15m | |||||||||||||||||||
 |  | |  |  |  |  | | | | | | | | | | | | | | | | | | |
 | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — |
 | 7:00 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | 7:01 |
1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | 1 | 1 | 1 | |
Temp °C | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 24 |
20 | 22 | 22 | 22 | 22 | 23 | 23 | 22 | 22 | 21 | 21 | 21 | 21 | 21 | 22 | 22 | 22 | 20 | 20 | 21 | 20 | 20 | 20 | 21 | |
Swell 1 Height (m) Direction Period (s) | NW 11 | NW 11 | NW 11 | NNW 11 | NW 11 | NW 11 | NNW 12 | NNW 10 | NNW 11 | NNW 12 | NNW 12 | NNW 12 | NNW 12 | NNW 11 | NNW 11 | NW 11 | NNW 11 | NW 11 | NW 11 | NW 11 | N 7 | NNW 11 | NNW 11 | NNW 10 |
 kJ | 165 | 169 | 172 | 207 | 283 | 298 | 365 | 288 | 323 | 464 | 429 | 429 | 530 | 393 | 366 | 229 | 286 | 194 | 137 | 110 | 73 | 98 | 117 | 149 |
Swell 2 Height (m) Direction Period (s) | ESE 8 | ESE 8 | NW 13 | NW 13 | ESE 8 | ESE 8 | ESE 8 | NW 13 | NW 13 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | S 18 | N 7 | E 8 | E 8 | N 13 | NNW 13 | NW 11 | NW 10 | NW 10 | NW 10 |
| kJ | 20 | 12 | 46 | 61 | 12 | 20 | 21 | 88 | 63 | 22 | 22 | 22 | 21 | 21 | 6 | 42 | 32 | 33 | 14 | 55 | 110 | 68 | 64 | 48 |
Swell 3 Height (m) Direction Period (s) | NW 14 | WNW 14 | S 14 | ESE 8 | SSW 14 | NW 15 | SSW 13 | ESE 8 | ESE 8 | S 11 | SW 13 | SW 13 | S 11 | S 10 | S 10 | S 17 | SW 17 | SSW 17 | S 17 | SW 18 | N 12 | SW 15 | SW 16 | SSW 16 |
| kJ | 32 | 18 | 16 | 12 | 19 | 33 | 17 | 20 | 22 | 2 | 7 | 7 | 2 | 2 | 2 | 6 | 12 | 29 | 23 | 12 | 75 | 9 | 10 | 25 |
Wind waves Height (m) Direction Period (s) | NE 6 | NE 7 | NE 7 | NE 7 | NE 6 | NE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | E 6 | E 6 | E 6 | E 6 | E 6 | NE 6 | ENE 6 | NE 6 | E 6 | ENE 6 | ENE 6 | ENE 6 |
| kJ | 245 | 296 | 275 | 226 | 190 | 157 | 115 | 90 | 74 | 69 | 81 | 77 | 52 | 66 | 82 | 80 | 77 | 126 | 209 | 255 | 176 | 213 | 227 | 219 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 35 | 30 | 4 | 4 | 4 | 4 | 4 | 4 | 151 | 4 | 4 | 26 | 26 | 26 | 28 | 35 | 166 | 166 | 26 | 26 | 26 | 28 | 26 | 28 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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