Surf Forecasts:
How big are the waves at Pass (Ovaka) today (19 Aug):
- Morning surf: Morning surf (19 Aug, local time) - 5ft (1.5m), 15s period with SSW swell.
- Afternoon surf: Afternoon surf (19 Aug, local time) - 5.5ft (1.7m), 14s period with SSW swell.
- Evening surf: Evening surf (19 Aug, local time) - 5.5ft (1.7m), 13s period with SW swell.
The current surf forecast for Pass (Ovaka) at 12PM is: 1.7m 15s primary swell from a South-southwest direction (forecast issued at 06:00am August 19). An open ocean swell of 0.6m 8s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (+13) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Aug) | 5ft (1.5m) | 15s |
| Afternoon (19 Aug) | 5.5ft (1.7m) | 14s |
| Evening (19 Aug) | 5.5ft (1.7m) | 13s |
Table - waves today at Pass (Ovaka). (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 22°C on Fri afternoon, min 21°C on Wed morning). Mainly fresh winds. | |||||||||||||||||||||||
Wednesday 19 | Thursday 20 | Friday 21 | |||||||||||||||||||||
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 | 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 15 | SSW 15 | SSW 15 | SSW 15 | SW 14 | SW 13 | SSW 13 | SSW 12 | SW 12 | S 14 | S 13 | S 13 | S 12 | S 12 | S 12 | SSE 12 | SSE 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 1162 | 1178 | 1042 | 1190 | 1170 | 1042 | 862 | 680 | 488 | 890 | 1110 | 653 | 594 | 488 | 409 | 768 | 793 | 714 | 805 | 778 | 655 | 563 | 493 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross |
High Tide | 12:25PM0.99m | 00:42AM1.08m | 1:21PM0.94m | 1:33AM1.05m | 2:15PM0.91m | ||||||||||||||||||
Low Tide | 6:15AM0.24m | 6:24PM0.32m | 7:10AM0.27m | 7:16PM0.36m | 8:05AM0.28m | 8:07PM0.38m | |||||||||||||||||
 |  | | |  |  | | | | | | | | | | |  | | | | | | | |
 | 6:54 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — |
 | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:25 | — | — | — | — | — | — | — | 6:25 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 22 | 22 |
Feels °C | 18 | 18 | 19 | 19 | 18 | 18 | 17 | 18 | 18 | 17 | 17 | 16 | 16 | 15 | 16 | 16 | 15 | 15 | 15 | 16 | 15 | 16 | 16 |
Swell 1 Height (m) Direction Period (s) | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SW 14 | SW 13 | SSW 13 | SSW 12 | SW 12 | S 14 | S 13 | S 13 | S 12 | S 12 | S 12 | SW 14 | SW 14 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 |
| kJ | 1162 | 1178 | 1042 | 1190 | 1170 | 1042 | 862 | 680 | 488 | 890 | 1110 | 653 | 594 | 488 | 409 | 234 | 181 | 714 | 805 | 778 | 655 | 563 | 493 |
Swell 2 Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | S 14 | S 13 | S 12 | SW 11 | SW 12 | SW 14 | SW 14 | SW 14 | SW 14 | SE 14 | SE 14 | SW 14 | SW 14 | SW 14 | S 16 | SSW 16 | SSW 16 |
| kJ | 47 | 47 | 47 | 46 | 48 | 31 | 187 | 289 | 437 | 320 | 254 | 453 | 393 | 289 | 285 | 91 | 91 | 147 | 89 | 147 | 139 | 269 | 329 |
Swell 3 Height (m) Direction Period (s) | SE 13 | NW 10 | SE 13 | SE 12 | SSE 12 | SSE 12 | E 8 | SW 15 | SW 15 | SW 14 | SW 14 | SE 14 | SE 14 | SSE 14 | SE 14 | E 7 | SW 19 | SE 13 | SE 13 | SE 13 | SW 13 | SW 16 | SW 16 |
| kJ | 44 | 26 | 42 | 39 | 58 | 58 | 31 | 176 | 171 | 169 | 132 | 100 | 97 | 133 | 91 | 17 | 56 | 87 | 45 | 45 | 85 | 130 | 163 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | SSE 5 | SSE 5 | SSE 5 | SSE 5 | SSE 6 | SSE 12 | SSE 12 | ESE 5 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | ESE 6 |
| kJ | — | — | — | — | — | — | — | — | — | — | 44 | 73 | 91 | 97 | 97 | 768 | 793 | 70 | 100 | 108 | 132 | 164 | 167 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 285 | 285 | 11 | 285 | 285 | 602 | 1514 | 285 | 1525 | 1525 | 1525 | 1525 | 1525 | 1525 | 916 | 925 | 916 | 916 | 916 | 925 | 925 | 916 | 916 |
Best forecast wave conditions in Tonga Vava'u | |||||||||||||||||||||||
Best forecast wave conditions in Tonga | |||||||||||||||||||||||
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