Surf Forecasts:
How big are the waves at Pass (Ovaka) today (18 Aug):
- Morning surf: Morning surf (18 Aug, local time) - 3.5ft (1.1m), 16s period with SW swell.
- Afternoon surf: Afternoon surf (18 Aug, local time) - 4ft (1.2m), 16s period with SW swell.
- Evening surf: Evening surf (18 Aug, local time) - 3.5ft (1.0m), 16s period with SW swell.
The current surf forecast for Pass (Ovaka) at 5PM is: 1.1m 16s primary swell from a Southwest direction and 0.7m 10s secondary swell from a Southwest direction, 1.4m 6s secondary swell from a South direction (forecast issued at 12:00pm August 18). The wind direction is predicted to be cross-onshore.
| Time (+13) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | 3.5ft (1.1m) | 16s |
| Afternoon (18 Aug) | 4ft (1.2m) | 16s |
| Evening (18 Aug) | 3.5ft (1.0m) | 16s |
Table - waves today at Pass (Ovaka). (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 10mm), heaviest on Tue afternoon. Warm (max 21°C on Tue morning, min 20°C on Tue morning). Mainly fresh winds. | |||||||||||||||||||||
Tue 18 | Wednesday 19 | Thursday 20 | |||||||||||||||||||
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 | 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) | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SSW 15 | SSW 15 | SSW 15 | SW 15 | SW 14 | SW 13 | SW 13 | SSW 12 | SSW 12 | S 14 | S 13 | S 13 | S 12 | S 12 | S 12 |
Wave Graph  | |||||||||||||||||||||
 kJ | 628 | 886 | 636 | 546 | 477 | 831 | 1095 | 1110 | 1162 | 1074 | 1064 | 1042 | 760 | 715 | 509 | 779 | 673 | 653 | 513 | 488 | 409 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 11:29AM1.05m | 11:51PM1.12m | 12:25PM0.99m | 00:42AM1.08m | 1:21PM0.94m | ||||||||||||||||
Low Tide | 5:34PM0.26m | 6:15AM0.24m | 6:24PM0.32m | 7:10AM0.27m | 7:16PM0.36m | ||||||||||||||||
 | | |  | |  | |  | | | | | | | |  | | | | | | |
 | 6:54 | — | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — |
 | — | — | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:25 | — | — |
mm | 2 | 3 | 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 21 | 20 | 20 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 |
Feels °C | 17 | 16 | 16 | 17 | 17 | 18 | 17 | 18 | 18 | 18 | 18 | 18 | 17 | 18 | 17 | 16 | 16 | 16 | 15 | 15 | 15 |
Swell 1 Height (m) Direction Period (s) | SW 16 | SW 16 | SW 16 | SW 10 | SW 16 | SW 15 | SSW 15 | SSW 15 | SSW 15 | SW 15 | SW 14 | SW 13 | SW 13 | SSW 12 | SSW 12 | S 14 | S 13 | S 13 | S 12 | S 12 | S 12 |
| kJ | 628 | 886 | 636 | 251 | 477 | 831 | 1095 | 1110 | 1162 | 1074 | 1064 | 1042 | 760 | 715 | 509 | 779 | 673 | 653 | 513 | 488 | 409 |
Swell 2 Height (m) Direction Period (s) | SW 10 | E 8 | SW 10 | SW 16 | SW 10 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | S 14 | S 13 | S 12 | SW 11 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 |
| kJ | 127 | 68 | 102 | 546 | 61 | 47 | 47 | 47 | 47 | 64 | 65 | 45 | 187 | 289 | 437 | 320 | 520 | 453 | 393 | 289 | 285 |
Swell 3 Height (m) Direction Period (s) | E 8 | NW 11 | E 8 | E 8 | E 8 | SE 13 | SE 13 | NW 10 | SE 13 | SE 12 | SSE 12 | SSE 12 | E 8 | SW 15 | SW 15 | SW 14 | SE 15 | SE 14 | SSE 14 | SE 14 | SE 14 |
| kJ | 69 | 43 | 47 | 47 | 47 | 46 | 44 | 26 | 42 | 39 | 58 | 58 | 32 | 176 | 171 | 169 | 104 | 100 | 133 | 96 | 91 |
Wind waves Height (m) Direction Period (s) | S 4 | S 5 | S 6 | SSE 6 | SSW 6 | SSE 6 | SSW 9 | SSW 9 | — | — | — | — | SE 4 | SE 4 | — | SE 4 | SSE 5 | SSE 5 | SSE 5 | SSE 5 | SE 6 |
| kJ | 30 | 90 | 132 | 65 | 119 | 52 | 315 | 243 | — | — | — | — | 17 | 14 | — | 21 | 59 | 88 | 93 | 106 | 114 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 578 | 578 | 578 | 578 | 285 | 285 | 285 | 285 | 285 | 285 | 285 | 583 | 588 | 588 | 602 | 602 | 285 | 591 | 1525 | 1525 | 2129 |
Best forecast wave conditions in Tonga Vava'u | |||||||||||||||||||||
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