Surf Forecasts:
How big are the waves at Daves Backyard today (20 Aug):
- Afternoon surf: Afternoon surf (20 Aug, local time) - 2.5ft (0.7m), 18s period with SW swell.
- Evening surf: Evening surf (20 Aug, local time) - 2.5ft (0.7m), 16s period with SW swell.
The current surf forecast for Daves Backyard at 11PM is: 0.7m 16s primary swell from a Southwest direction and 0.7m 7s secondary swell from a East-northeast direction (forecast issued at 07:00pm August 20). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | - | - |
| Afternoon (20 Aug) | 2.5ft (0.7m) | 18s |
| Evening (20 Aug) | 2.5ft (0.7m) | 16s |
Table - waves today at Daves Backyard. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 27°C on Fri morning, min 25°C on Thu night). Winds increasing (calm on Thu night, fresh winds from the ENE by Sat night). | |||||||||||||||||||
Thu 20 | Friday 21 | Saturday 22 | |||||||||||||||||
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 |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | SW 17 | SW 16 | SW 16 | SSW 16 | SW 17 | SSW 17 | SSW 17 | SW 17 | SSW 16 | SSW 16 | SW 16 | SW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | E 7 |
Wave Graph  | |||||||||||||||||||
 kJ | 305 | 278 | 271 | 347 | 414 | 368 | 368 | 281 | 326 | 322 | 367 | 367 | 322 | 326 | 326 | 322 | 314 | 310 | 248 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | glassy | glassy | cross-on | cross-on | cross-on | on | cross-on | glassy | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross |
High Tide | 12:12PM0.60m | 11:03PM0.23m | 1:02PM0.64m | ||||||||||||||||
Low Tide | 3:11AM0.15m | 9:15PM0.23m | 4:37AM0.15m | 9:01PM0.20m | |||||||||||||||
 |  | | | | | |  | |  | | | | | | | | | | |
 | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — |
 | 6:58 | — | — | — | — | — | — | — | 6:57 | — | — | — | — | — | — | — | 6:57 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 26 | 26 | 26 | 25 | 26 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 26 | 25 |
Feels °C | 31 | 30 | 30 | 30 | 28 | 30 | 30 | 30 | 31 | 31 | 27 | 27 | 29 | 27 | 24 | 25 | 25 | 25 | 23 |
Swell 1 Height (m) Direction Period (s) | ENE 7 | ENE 7 | ENE 7 | SSW 16 | SW 17 | SSW 17 | SSW 17 | SW 17 | SSW 16 | SSW 16 | SW 16 | SW 16 | SSW 16 | E 7 | E 7 | E 7 | SSW 16 | SSW 16 | SW 16 |
| kJ | 73 | 57 | 57 | 347 | 414 | 368 | 368 | 281 | 326 | 322 | 367 | 367 | 322 | 72 | 94 | 97 | 314 | 310 | 248 |
Swell 2 Height (m) Direction Period (s) | SW 17 | SW 16 | SW 16 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | W 10 | E 8 | ENE 7 | W 10 | ENE 6 | SSW 16 | SSW 16 | SSW 16 | WNW 10 | WNW 10 | W 10 |
| kJ | 305 | 278 | 271 | 57 | 55 | 41 | 40 | 40 | 49 | 45 | 52 | 50 | 56 | 326 | 326 | 322 | 85 | 85 | 50 |
Swell 3 Height (m) Direction Period (s) | W 11 | W 10 | W 10 | W 9 | W 9 | W 11 | W 11 | W 10 | E 8 | W 10 | W 10 | S 13 | W 10 | W 10 | W 10 | W 10 | S 12 | SSE 12 | WNW 13 |
| kJ | 57 | 49 | 47 | 42 | 27 | 37 | 82 | 73 | 29 | 50 | 69 | 55 | 50 | 73 | 73 | 74 | 47 | 50 | 65 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | ENE 7 | ENE 7 | — | — | — | ENE 7 | E 7 | E 7 | E 7 |
| kJ | — | — | — | — | — | — | — | — | — | — | 96 | 45 | — | — | — | 173 | 121 | 187 | 236 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 1 | 0 | 0 | 11 | 11 | 11 | 16 | 17 | 0 | 7 | 11 | 11 | 7 | 9 | 14 | 21 | 21 | 21 | 21 |
Best forecast wave conditions in Oahu | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
Header Global | |||||||||||||||||||
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Surf Rating (10 Max)
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