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Surf Forecasts:
Daves Backyard surfForecast / HAW – Oahu / USA
16 Day Weather and Surf, issued 1 pm Thursday 14 May 2026 HSTForecast update in hr min s Forecast update imminent
Daves Backyard surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Daves Backyard sea temperature is
25.5° C
(Which is slightly warmer than usual)Best Forecast Surf Conditions for Daves Backyard this week:
The surf forecast for Daves Backyard over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (May 16) at 11PM. The primary swell is predicted to be 1.0m and 8s period with a secondary swell of 0.5m and 12s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Daves Backyard in the next 16 days are 1.9m 8s and forecast to arrive on Thursday (May 21) at 5AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.8m 14s period and expected on Thursday (May 14) at 8PM.
| Wave Type | Time (HST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 11PM (Sat 16th May) | 3.5ft (1.0m) 8s |
| Best Surf | 11PM (Sat 16th May) | 3.5ft (1.0m) 8s |
| Most Powerful | 5AM (Thu 21st May) | 6ft (1.9m) 8s |
Table - best surf conditions forecast for Daves Backyard over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 17mm), heaviest on Fri afternoon. Warm (max 27°C on Sat afternoon, min 23°C on Thu night). Winds decreasing (fresh winds from the ENE on Thu afternoon, calm by Sat night). | Days 5-7 Weather SummaryMostly dry. Warm (max 27°C on Sun afternoon, min 23°C on Tue night). Mainly fresh winds. | ||||||||||||||||||||
Thu 14 | Friday 15 | Saturday 16 | Sunday 17 | Monday 18 | Tuesday 19 | Wednesday 20 | |||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
E 8 | SSW 16 | E 8 | SSW 16 | E 8 | SSW 15 | E 8 | E 8 | SSW 15 | SSW 15 | SSW 14 | SSW 19 | ENE 8 | ENE 8 | ENE 8 | SSW 15 | SSW 15 | ENE 8 | ENE 8 | E 8 | E 8 | |
163 | 179 | 169 | 169 | 186 | 165 | 165 | 140 | 204 | 249 | 236 | 332 | 273 | 316 | 246 | 246 | 252 | 251 | 273 | 407 | 343 | |
Wind (km/h) | |||||||||||||||||||||
cross | cross | cross | cross-on | cross | cross-on | cross | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | |
High Tide | 2:40PM0.75m | 2:00AM0.38m | 3:21PM0.82m | 2:44AM0.34m | 4:05PM0.86m | 3:28AM0.29m | 4:51PM0.87m | 4:15AM0.26m | 5:40PM0.85m | 5:08AM0.24m | 6:32PM0.81m | 6:16AM0.23m | 7:25PM0.76m | 7:50AM0.24m | |||||||
Low Tide | 9:23PM0.20m | 7:59AM-0.01m | 10:21PM0.18m | 8:33AM-0.03m | 11:19PM0.16m | 9:11AM-0.03m | 00:19AM0.16m | 9:52AM-0.02m | 1:21AM0.16m | 10:35AM0.02m | 2:25AM0.16m | 11:23AM0.07m | 3:25AM0.15m | 12:20PM0.15m | |||||||
 |  |  | |  |  | | | | |  | | | | | |  | | | | | |
 | — | — | 5:54 | — | — | 5:52 | — | — | 5:52 | — | — | 5:52 | — | — | 5:52 | — | — | 5:52 | — | — | 5:50 |
 | 7:01 | — | — | 7:02 | — | — | 7:02 | — | — | 7:02 | — | — | 7:04 | — | — | 7:04 | — | — | 7:05 | — | 7:05 |
— | 1 | 2 | 10 | 1 | — | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 26 | 24 | 25 | 25 | 24 | 26 | 27 | 25 | 26 | 27 | 25 | 26 | 26 | 24 | 25 | 25 | 24 | 25 | 26 | 24 | 25 |
23 | 22 | 24 | 24 | 23 | 27 | 28 | 26 | 28 | 28 | 25 | 26 | 25 | 22 | 23 | 22 | 22 | 22 | 23 | 22 | 22 | |
Swell 1 Height (m) Direction Period (s) | NW 14 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | S 16 | S 16 |
 kJ | 241 | 138 | 169 | 145 | 186 | 165 | 165 | 140 | 169 | 140 | 144 | 165 | 161 | 181 | 149 | 246 | 252 | 163 | 149 | 137 | 134 |
Swell 2 Height (m) Direction Period (s) | SW 14 | NW 13 | NW 12 | NW 12 | NW 11 | SSW 15 | SSW 14 | SSE 11 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSE 9 | SSE 9 | NW 10 | SSE 9 | SSW 13 | SSW 13 |
| kJ | 46 | 208 | 122 | 116 | 61 | 142 | 140 | 74 | 204 | 249 | 236 | 233 | 213 | 161 | 229 | 48 | 32 | 25 | 16 | 57 | 70 |
Swell 3 Height (m) Direction Period (s) | SW 18 | SSW 16 | SSW 16 | SSW 16 | SSW 14 | NW 11 | SSW 16 | SW 15 | SSE 11 | SW 21 | SSE 10 | SSW 19 | SSW 19 | SSW 17 | SSW 18 | NW 10 | NW 10 | SSW 18 | SSW 18 | SW 14 | SSE 13 |
| kJ | 79 | 179 | 169 | 169 | 74 | 42 | 90 | 106 | 47 | 224 | 58 | 332 | 212 | 92 | 207 | 27 | 27 | 63 | 62 | 33 | 35 |
Wind waves Height (m) Direction Period (s) | E 8 | — | — | — | — | — | — | — | — | — | — | — | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 8 |
| kJ | 163 | — | — | — | — | — | — | — | — | — | — | — | 273 | 316 | 246 | 223 | 226 | 251 | 273 | 407 | 343 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 21 | 7 | 9 | 11 | 14 | 11 | 11 | 1 | 7 | 12 | 11 | 9 | 11 | 11 | 12 | 21 | 12 | 13 | 145 | 21 | 24 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Daves Backyard surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Information about the Daves Backyard Surf forecast
The above surf forecast table for Daves Backyard provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Daves Backyard can be found by selecting the local surf guide option on the grey menu. Our Daves Backyard surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Daves Backyard) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Daves Backyard may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Daves Backyard is 2 km (1 miles) from 'Ewa Beach. If you plan a vacation in Oahu, look for hotels and other accommodation in 'Ewa Beach. 'Ewa Beach has rooms for a wide range of budgets as well as car hire and transport links.
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