Surf Forecasts:
How big are the waves at Pass (Ovaka) today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 5ft (1.6m), 14s period with S swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 6ft (1.8m), 13s period with S swell.
- Evening surf: Evening surf (20 Aug, local time) - 5.5ft (1.7m), 12s period with S swell.
The current surf forecast for Pass (Ovaka) at 4AM is: 1.4m 12s primary swell from a South-southwest direction and 1.2m 12s secondary swell from a South direction (forecast issued at 12:00am August 20). An open ocean swell of 0.7m 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 (20 Aug) | 5ft (1.6m) | 14s |
| Afternoon (20 Aug) | 6ft (1.8m) | 13s |
| Evening (20 Aug) | 5.5ft (1.7m) | 12s |
Table - waves today at Pass (Ovaka). (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Sat afternoon. Warm (max 22°C on Fri night, min 20°C on Wed night). Mainly strong winds. | ||||||||||||||||||||||||
Thursday 20 | Friday 21 | Saturday 22 | ||||||||||||||||||||||
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 | 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 12 | SSW 12 | S 14 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 12 | SSE 12 | S 12 | SSE 12 | SSE 11 | SSE 11 | SSE 11 | S 11 | SSW 14 | S 14 | S 12 | S 12 | S 12 | S 11 | S 12 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 528 | 509 | 1016 | 772 | 1087 | 989 | 488 | 827 | 748 | 547 | 1180 | 1248 | 1251 | 1064 | 976 | 971 | 501 | 845 | 802 | 411 | 396 | 441 | 244 | 259 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross |
High Tide | 00:42AM1.08m | 1:21PM0.94m | 1:33AM1.05m | 2:15PM0.91m | 2:24AM1.03m | 3:07PM0.90m | ||||||||||||||||||
Low Tide | 7:10AM0.27m | 7:16PM0.36m | 8:05AM0.28m | 8:07PM0.38m | 8:57AM0.28m | 8:57PM0.39m | ||||||||||||||||||
 | |  | | | |  | | | | | |  | | | | | | | | | |  | | |
 | — | 6:54 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:25 | — | — | — | — | — | — | — | 6:25 | — | — | — | — | — | — | — | 6:25 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — |
Temp °C | 21 | 20 | 21 | 21 | 21 | 20 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 |
Feels °C | 17 | 17 | 17 | 17 | 16 | 14 | 15 | 16 | 17 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 16 | 17 | 17 | 17 | 17 | 19 | 17 | 16 |
Swell 1 Height (m) Direction Period (s) | SW 12 | SSW 12 | S 14 | S 13 | SW 14 | SW 14 | S 12 | SW 14 | SW 14 | S 12 | SW 14 | SW 13 | SW 13 | S 16 | SSW 16 | SSW 16 | S 11 | SSW 14 | S 14 | S 12 | S 12 | S 12 | S 11 | S 12 |
| kJ | 528 | 509 | 1016 | 772 | 453 | 393 | 488 | 285 | 234 | 547 | 147 | 144 | 113 | 195 | 273 | 333 | 501 | 845 | 802 | 411 | 396 | 441 | 244 | 259 |
Swell 2 Height (m) Direction Period (s) | S 13 | S 12 | SW 11 | SW 12 | SE 14 | SE 14 | SW 14 | SE 14 | SE 14 | SW 14 | SE 13 | SE 13 | SE 13 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 |
| kJ | 289 | 437 | 283 | 254 | 100 | 97 | 289 | 91 | 91 | 181 | 87 | 45 | 46 | 98 | 130 | 163 | 251 | 239 | 218 | 258 | 255 | 209 | 167 | 162 |
Swell 3 Height (m) Direction Period (s) | SW 15 | SW 15 | SW 14 | SW 14 | E 8 | E 8 | SSE 14 | E 8 | E 8 | SE 14 | SW 18 | SW 18 | SW 18 | SSE 13 | SW 13 | SW 13 | S 16 | SE 12 | SE 12 | S 15 | S 15 | SE 13 | S 14 | SSW 14 |
| kJ | 176 | 171 | 169 | 132 | 20 | 19 | 131 | 19 | 19 | 91 | 50 | 81 | 109 | 67 | 61 | 59 | 251 | 36 | 37 | 155 | 155 | 42 | 94 | 63 |
Wind waves Height (m) Direction Period (s) | SE 4 | E 8 | — | SE 5 | S 13 | S 12 | SSE 5 | S 12 | S 12 | ESE 5 | SSE 12 | S 12 | SSE 12 | SSE 11 | SSE 11 | SSE 11 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | ESE 7 |
| kJ | 28 | 63 | — | 37 | 1087 | 989 | 80 | 827 | 748 | 44 | 1180 | 1248 | 1251 | 1064 | 976 | 971 | 150 | 155 | 151 | 151 | 149 | 139 | 216 | 383 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1514 | 1514 | 285 | 1525 | 1525 | 1525 | 2110 | 1525 | 925 | 916 | 925 | 2132 | 925 | 916 | 925 | 916 | 916 | 874 | 916 | 916 | 861 | 791 | 916 | 916 |
Best forecast wave conditions in Tonga Vava'u | ||||||||||||||||||||||||
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