Surf Forecasts:
How big are the waves at The Cove today (21 Jul):
- Morning surf: Morning surf (21 Jul, local time) - 2.5ft (0.8m), 15s period with S swell.
- Afternoon surf: Afternoon surf (21 Jul, local time) - 3ft (0.9m), 14s period with S swell.
- Evening surf: Evening surf (21 Jul, local time) - 3.5ft (1.0m), 13s period with S swell.
The current surf forecast for The Cove at 2AM is: 0.7m 13s primary swell from a South direction and 0.9m 7s secondary swell from a East-northeast direction (forecast issued at 07:00pm July 20). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Jul) | 2.5ft (0.8m) | 15s |
| Afternoon (21 Jul) | 3ft (0.9m) | 14s |
| Evening (21 Jul) | 3.5ft (1.0m) | 13s |
Table - waves today at The Cove. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Mon night. Warm (max 28°C on Tue afternoon, min 24°C on Mon night). Winds increasing (light winds from the ENE on Tue night, fresh winds from the ENE by Thu afternoon). | |||||||||||||||||||
Mon 20 | Tuesday 21 | Wednesday 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) | S 16 | S 16 | S 13 | S 13 | S 15 | S 15 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | SSW 24 | SSW 24 | SSW 24 | SSW 23 | SSW 22 | SSW 22 |
Wave Graph  | |||||||||||||||||||
 kJ | 407 | 177 | 165 | 163 | 339 | 272 | 329 | 320 | 311 | 357 | 347 | 342 | 336 | 322 | 437 | 433 | 426 | 508 | 485 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross-off | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross |
High Tide | 7:31PM0.43m | 10:46AM0.54m | 7:33PM0.36m | 11:52AM0.59m | |||||||||||||||
Low Tide | 3:02PM0.36m | 2:48AM0.12m | 6:02PM0.36m | 3:27AM0.12m | |||||||||||||||
 |  | |  | |  | |  | | | | | | | | | | |  | |
 | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — |
 | 7:15 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:15 | — | — |
mm | — | — | — | 1 | 1 | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 25 | 25 | 25 | 24 | 25 | 27 | 28 | 27 | 25 | 25 | 25 | 24 | 25 | 25 | 26 | 26 | 24 | 25 |
Feels °C | 25 | 25 | 25 | 26 | 25 | 26 | 28 | 27 | 26 | 25 | 26 | 27 | 25 | 23 | 22 | 23 | 24 | 23 | 23 |
Swell 1 Height (m) Direction Period (s) | S 16 | S 16 | S 13 | ENE 7 | E 7 | E 7 | S 14 | S 14 | S 14 | S 14 | S 13 | E 7 | S 13 | S 13 | S 13 | S 13 | SSW 23 | S 13 | S 13 |
| kJ | 407 | 177 | 163 | 89 | 81 | 77 | 329 | 320 | 311 | 357 | 347 | 97 | 336 | 273 | 277 | 171 | 426 | 272 | 209 |
Swell 2 Height (m) Direction Period (s) | SW 18 | S 13 | S 15 | S 13 | S 15 | S 15 | E 7 | ENE 7 | SSW 16 | SSW 16 | SSW 15 | S 13 | ENE 7 | E 12 | E 12 | SSW 24 | S 13 | SSW 22 | SSW 22 |
| kJ | 80 | 121 | 165 | 163 | 339 | 272 | 79 | 65 | 103 | 95 | 93 | 342 | 79 | 103 | 102 | 433 | 125 | 508 | 485 |
Swell 3 Height (m) Direction Period (s) | W 12 | SW 17 | SSW 17 | S 15 | SSW 16 | SSW 17 | SW 17 | SSW 17 | E 11 | E 14 | E 13 | E 13 | E 12 | SSW 24 | SSW 24 | E 12 | E 11 | E 11 | E 12 |
| kJ | 24 | 77 | 108 | 161 | 105 | 108 | 73 | 108 | 23 | 34 | 55 | 84 | 77 | 322 | 437 | 100 | 90 | 125 | 134 |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 7 | — | — | — | — | — | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | E 7 | E 7 | E 7 | ENE 6 | ENE 6 | ENE 6 |
| kJ | 151 | 143 | 117 | — | — | — | — | — | 65 | 82 | 102 | 153 | 153 | 97 | 113 | 124 | 104 | 97 | 83 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 12 | 10 | 10 | 0 | 7 | 7 | 10 | 10 | 10 | 10 | 10 | 9 | 10 | 10 | 10 | 10 | 13 | 10 | 10 |
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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