Surf Forecasts:
How big are the waves at Corners today (21 Aug):
- Afternoon surf: Afternoon surf (21 Aug, local time) - 7ft (2.1m), 12s period with SSW swell.
- Evening surf: Evening surf (21 Aug, local time) - 6ft (1.8m), 12s period with SSW swell.
The current surf forecast for Corners at 10PM is: 1.7m 12s primary swell from a South direction and 1.1m 15s secondary swell from a Southwest direction (forecast issued at 06:00pm August 21). An open ocean swell of 1.2m 5s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (+13) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | - | - |
| Afternoon (21 Aug) | 7ft (2.1m) | 12s |
| Evening (21 Aug) | 6ft (1.8m) | 12s |
Table - waves today at Corners. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 21°C on Fri night, min 20°C on Fri afternoon). Mainly fresh winds. | |||||||||||||||||||
Fri 21 | Saturday 22 | Sunday 23 | |||||||||||||||||
4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | SSW 12 | SSW 11 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 10 | S 17 | S 17 | S 17 | S 17 | S 16 | S 16 | S 16 |
Wave Graph  | |||||||||||||||||||
 kJ | 995 | 944 | 814 | 870 | 814 | 800 | 556 | 467 | 396 | 389 | 396 | 253 | 297 | 287 | 364 | 454 | 422 | 501 | 488 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off |
High Tide | 2:34AM1.17m | 3:23PM1.02m | 3:27AM1.16m | 4:19PM1.01m | |||||||||||||||
Low Tide | 8:18PM0.46m | 9:11AM0.35m | 9:12PM0.49m | 10:06AM0.35m | |||||||||||||||
 |  | | | | | | | | | | |  |  | | | | | | |
 | — | — | — | — | 6:58 | — | — | — | — | — | — | — | 6:58 | — | — | — | — | — | — |
 | 6:29 | — | — | — | — | — | — | — | 6:29 | — | — | — | — | — | — | — | 6:29 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 20 | 20 | 20 | 21 | 20 | 20 | 20 | 20 | 20 | 20 | 21 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 |
Feels °C | 14 | 14 | 14 | 16 | 15 | 16 | 16 | 15 | 14 | 14 | 17 | 15 | 16 | 16 | 15 | 15 | 14 | 14 | 15 |
Swell 1 Height (m) Direction Period (s) | SSW 12 | SSW 11 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | S 11 | S 10 | S 17 | S 16 | S 16 | S 16 |
| kJ | 995 | 944 | 814 | 870 | 814 | 800 | 556 | 467 | 396 | 389 | 396 | 249 | 214 | 227 | 192 | 454 | 422 | 501 | 488 |
Swell 2 Height (m) Direction Period (s) | S 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | S 17 | S 10 | SW 14 | S 10 | SW 14 |
| kJ | 496 | 560 | 519 | 485 | 472 | 472 | 466 | 341 | 331 | 308 | 304 | 253 | 215 | 215 | 364 | 122 | 218 | 90 | 151 |
Swell 3 Height (m) Direction Period (s) | SW 16 | SSW 16 | SSW 15 | S 15 | S 15 | NE 10 | S 14 | S 14 | SSW 13 | SSW 18 | S 18 | S 18 | S 17 | S 17 | SW 13 | SW 13 | S 10 | SW 14 | S 10 |
| kJ | 366 | 333 | 365 | 215 | 209 | 4 | 136 | 93 | 60 | 108 | 162 | 222 | 297 | 287 | 215 | 215 | 96 | 181 | 68 |
Wind waves Height (m) Direction Period (s) | E 5 | ESE 5 | ESE 5 | E 6 | E 6 | E 6 | E 6 | E 5 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 7 |
| kJ | 66 | 81 | 84 | 86 | 74 | 59 | 61 | 82 | 125 | 167 | 148 | 153 | 132 | 136 | 140 | 140 | 182 | 215 | 229 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 861 | 850 | 850 | 850 | 861 | 861 | 850 | 802 | 771 | 850 | 850 | 850 | 850 | 861 | 861 | 850 | 861 | 850 | 861 |
Best forecast wave conditions in Tonga - Tongatapu | |||||||||||||||||||
Best forecast wave conditions in Tonga | |||||||||||||||||||
Header Global | |||||||||||||||||||
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Ocean Swells (m)- Wind Speed (km/h)
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