Surf Forecasts:
Sea River surf forecast from 18 Jul 2026:
- Best quality surf: Monday 20 Jul, 8AM (local time) - 6.5ft (2.0m), 9s period, E swell with cross-offshore winds.
- Most powerful swell: Monday 20 Jul, 5AM (local time) - 6.5ft (2.0m), 9s period, E swell with 635 kJ wave energy.
- Next surfable swell (1★+): Monday 20 Jul, 8AM (local time) - 6.5ft (2.0m), 9s period with E swell.
Best Forecast Surf Conditions for Sea River this week:
The surf forecast for Sea River over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Jul 20) at 8AM. The primary swell is predicted to be 2.0m and 9s period with a secondary swell of 0.7m and 14s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Sea River in the next 16 days are 2.0m 9s and forecast to arrive on Monday (Jul 20) at 5AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.3m 9s period and expected on Monday (Jul 20) at 8AM.
| Wave Type | Time (+11) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 8AM (Mon 20th Jul) | 6.5ft (2.0m) 9s |
| Best Surf | 8AM (Mon 20th Jul) | 6.5ft (2.0m) 9s |
| Most Powerful | 5AM (Mon 20th Jul) | 6.5ft (2.0m) 9s |
Table - best surf conditions forecast for Sea River over the next 16 days.
Short Range ForecastHeavy rain (total 32mm), heaviest during Mon night. Warm (max 25°C on Sun morning, min 21°C on Tue morning). Winds increasing (calm on Mon afternoon, fresh winds from the ESE by Tue morning). | Days 5-7 Weather SummaryLight rain (total 7mm), mostly falling on Wed morning. Warm (max 24°C on Thu afternoon, min 23°C on Tue night). Mainly fresh winds. | ||||||||||||||||||
Sunday 19 | Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | ||||||||||||||
Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | ESE 9 | ESE 9 | ESE 9 | S 21 | S 19 | SE 14 | S 17 | E 8 | E 8 | SE 8 | E 8 | E 8 | E 7 | E 8 | E 8 | E 8 | E 8 | ESE 8 | ESE 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 232 | 292 | 232 | 323 | 273 | 200 | 154 | 489 | 390 | 167 | 241 | 299 | 349 | 327 | 355 | 337 | 377 | 203 | 192 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | glassy | 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 |
High Tide | 9:11PM1.21m | 8:47AM1.08m | 9:54PM1.19m | 9:51AM0.98m | 10:38PM1.17m | 11:05AM0.90m | 11:23PM1.14m | 12:29PM0.86m | 00:11AM1.11m | 1:51PM0.86m | 1:01AM1.10m | 2:59PM0.89m | 1:51AM1.10m | ||||||
Low Tide | 3:04AM0.49m | 3:09PM0.25m | 4:05AM0.48m | 3:54PM0.38m | 5:11AM0.46m | 4:43PM0.50m | 6:18AM0.42m | 5:40PM0.59m | 7:21AM0.37m | 6:45PM0.64m | 8:17AM0.32m | 7:50PM0.66m | |||||||
 |  | |  |  | |  | | |  | |  | | | |  | | | | |
 | — | 6:16 | — | — | 6:16 | — | — | 6:16 | — | — | 6:16 | — | — | 6:16 | — | — | 6:16 | — | — |
 | — | — | 5:28 | — | — | 5:28 | — | — | 5:28 | — | — | 5:29 | — | — | 5:29 | — | — | 5:29 | — |
mm | — | — | — | 4 | 4 | 3 | 18 | 2 | 1 | — | 2 | 1 | — | 1 | 1 | 1 | — | 1 | — |
Temp °C | 24 | 25 | 25 | 24 | 23 | 23 | 22 | 22 | 22 | 23 | 23 | 23 | 23 | 23 | 24 | 23 | 24 | 24 | 23 |
Feels °C | 23 | 24 | 24 | 24 | 25 | 25 | 24 | 19 | 20 | 20 | 20 | 20 | 20 | 20 | 21 | 21 | 23 | 24 | 23 |
Swell 1 Height (m) Direction Period (s) | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 8 | ENE 9 | E 9 | SE 13 | SE 13 | SE 8 | S 6 | S 6 | S 8 | S 8 | S 8 | S 7 | SE 11 | ENE 8 | ENE 8 |
| kJ | 232 | 292 | 232 | 144 | 99 | 396 | 393 | 111 | 85 | 167 | 15 | 15 | 63 | 86 | 49 | 17 | 31 | 146 | 98 |
Swell 2 Height (m) Direction Period (s) | SE 16 | SE 16 | SE 15 | SE 15 | SE 14 | ESE 9 | SE 14 | SSW 16 | SSW 15 | ENE 8 | SE 12 | S 18 | SE 12 | SE 12 | SE 11 | SE 11 | S 12 | SSW 12 | S 12 |
| kJ | 167 | 239 | 224 | 212 | 203 | 99 | 123 | 84 | 73 | 153 | 53 | 158 | 51 | 49 | 44 | 31 | 26 | 27 | 25 |
Swell 3 Height (m) Direction Period (s) | SSW 18 | SSW 16 | SSW 23 | S 21 | S 19 | SE 14 | S 17 | S 20 | S 18 | SE 13 | S 19 | SE 12 | SSW 17 | SSW 16 | SSW 15 | SSW 14 | S 7 | S 6 | S 6 |
| kJ | 103 | 50 | 107 | 323 | 273 | 200 | 154 | 7 | 26 | 61 | 111 | 52 | 93 | 84 | 42 | 39 | 8 | 7 | 3 |
Wind waves Height (m) Direction Period (s) | ENE 10 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | — | E 8 | E 8 | — | E 8 | E 8 | E 7 | E 8 | E 8 | E 8 | E 8 | ESE 8 | ESE 8 |
| kJ | 717 | 505 | 495 | 624 | 456 | 516 | — | 489 | 390 | — | 241 | 299 | 349 | 327 | 355 | 337 | 377 | 203 | 192 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 16 | 522 | 16 | 16 | 0 | 0 | 522 | 927 | 964 | 990 | 923 | 928 | 522 | 522 | 1017 | 522 | 530 | 929 | 923 |
Best forecast wave conditions in Efate | |||||||||||||||||||
Best forecast wave conditions in Vanuatu | |||||||||||||||||||
Header Global | |||||||||||||||||||
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Sea River surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Information about the Sea River Surf forecast
The above surf forecast table for Sea River provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Sea River can be found by selecting the local surf guide option on the grey menu. Our Sea River surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Sea River) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Sea River may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Are you planning a holiday in Efate? If you are looking for accommodation near Sea River, camping, hotels and holiday cottages in Efate, consider staying in Port Vila which is 15 km (9 miles) away.
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