
Surf Forecasts:
Sissano Lagoon surf forecast from 4 Jul 2026:
- Best quality surf: Friday 10 Jul, 7PM (local time) - 5ft (1.5m), 15s period, NNW swell with cross-offshore winds.
- Most powerful swell: Saturday 11 Jul, 1AM (local time) - 6ft (1.8m), 15s period, NNW swell with 1,492 kJ wave energy.
- Next surfable swell (1★+): Sunday 5 Jul, 4PM (local time) - 1.5ft (0.4m), 17s period with NE swell.
Best Forecast Surf Conditions for Sissano Lagoon this week:
The surf forecast for Sissano Lagoon over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Jul 05) at 4PM. The primary swell is predicted to be 0.4m and 17s period. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Sissano Lagoon in the next 16 days are 1.8m 15s and forecast to arrive on Saturday (Jul 11) at 1AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.6m 7s period and expected on Thursday (Jul 09) at 1AM.
| Wave Type | Time (+10) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 4PM (Sun 5th Jul) | 1.5ft (0.4m) 17s |
| Best Surf | 7PM (Fri 10th Jul) | 5ft (1.5m) 15s |
| Most Powerful | 1AM (Sat 11th Jul) | 6ft (1.8m) 15s |
Table - best surf conditions forecast for Sissano Lagoon over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 15mm), heaviest on Sat night. Warm (max 28°C on Sat morning, min 25°C on Sat night). Wind will be generally light. | Days 4-6 Weather SummaryModerate rain (total 19mm), heaviest on Wed night. Warm (max 29°C on Tue morning, min 25°C on Tue night). Wind will be generally light. | ||||||||||||||||||||
Saturday 4 | Sunday 5 | Monday 6 | Tuesday 7 | Wednesday 8 | Thursday 9 | Friday 10 | |||||||||||||||
AM | PM | 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) | NE 8 | NE 9 | NE 8 | NNE 18 | NE 17 | NE 15 | NE 14 | NNE 14 | NNE 14 | NNE 14 | NNE 14 | NNE 14 | NNE 13 | N 14 | N 13 | N 14 | N 14 | NNW 14 | NNW 14 | NNW 15 | NNW 15 |
Wave Graph | |||||||||||||||||||||
18 | 27 | 25 | 30 | 71 | 217 | 395 | 323 | 487 | 529 | 512 | 514 | 225 | 503 | 356 | 581 | 518 | 734 | 731 | 1065 | 1492 | |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | on | glassy | glassy | glassy | cross-off | glassy | cross-on | cross-off | cross | cross-on | cross-off | cross | cross-on | cross | glassy | cross-on | cross-off | glassy | cross | cross-off |
High Tide | 11:47PM1.13m | 9:53AM0.96m | 00:09AM1.14m | 11:02AM0.90m | 00:31AM1.15m | 12:26PM0.86m | 00:55AM1.17m | 2:04PM0.86m | 1:25AM1.19m | 3:44PM0.90m | 2:02AM1.21m | 5:13PM0.96m | 2:46AM1.23m | ||||||||
Low Tide | 4:19PM0.27m | 5:35AM0.81m | 4:51PM0.36m | 6:27AM0.73m | 5:24PM0.46m | 7:17AM0.62m | 6:01PM0.57m | 8:07AM0.49m | 6:46PM0.69m | 8:57AM0.35m | 7:43PM0.79m | 9:49AM0.21m | 8:54PM0.88m | ||||||||
6:37 | — | — | 6:37 | — | — | 6:37 | — | — | 6:37 | — | — | 6:37 | — | — | 6:37 | — | — | 6:37 | — | — | |
— | 6:34 | — | — | 6:34 | — | — | 6:34 | — | — | 6:35 | — | — | 6:35 | — | — | 6:35 | — | — | 6:35 | — | |
mm | 2 | 1 | 5 | — | 2 | 4 | — | — | 1 | — | — | 2 | 1 | — | 7 | 5 | 1 | 3 | 3 | — | — |
Temp °C | 28 | 28 | 27 | 28 | 28 | 26 | 28 | 28 | 27 | 29 | 29 | 27 | 28 | 28 | 27 | 28 | 28 | 26 | 28 | 28 | 26 |
Feels °C | 32 | 31 | 32 | 31 | 33 | 30 | 30 | 30 | 31 | 31 | 31 | 31 | 32 | 32 | 30 | 32 | 32 | 29 | 31 | 30 | 29 |
Swell 1 Height (m) Direction Period (s) | NE 8 | NE 9 | ESE 7 | NE 8 | NE 17 | NE 15 | NE 14 | NNE 14 | NNE 14 | NNE 14 | NNE 14 | NNE 14 | NNE 13 | N 14 | N 13 | E 8 | N 14 | NNW 14 | NNW 14 | NNW 15 | NNW 15 |
18 | 27 | 15 | 18 | 71 | 217 | 395 | 323 | 487 | 529 | 512 | 514 | 225 | 503 | 356 | 186 | 518 | 734 | 731 | 1065 | 1492 | |
Swell 2 Height (m) Direction Period (s) | E 7 | ESE 7 | NE 8 | ESE 7 | ESE 8 | ESE 7 | ESE 8 | NW 7 | NW 7 | NW 8 | NW 8 | NW 8 | NW 9 | E 9 | NW 9 | N 14 | E 7 | E 6 | NW 8 | E 6 | ENE 9 |
17 | 16 | 25 | 9 | 22 | 17 | 21 | 38 | 65 | 107 | 71 | 84 | 74 | 120 | 46 | 581 | 106 | 52 | 10 | 18 | 25 | |
Swell 3 Height (m) Direction Period (s) | NNE 7 | NW 7 | N 8 | NNE 18 | NE 9 | NE 10 | NW 5 | ESE 8 | E 8 | E 8 | E 8 | E 9 | N 15 | NW 9 | NW 9 | NW 8 | NW 8 | NW 9 | NW 8 | ENE 9 | — |
5 | 2 | 1 | 30 | 19 | 37 | 7 | 19 | 31 | 46 | 29 | 60 | 165 | 59 | 19 | 25 | 24 | 12 | 17 | 16 | — | |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | E 7 | — | — | — | E 7 | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | 275 | — | — | — | 42 | — | — | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 170 | 1102 | 404 | 170 | 0 | 0 | 0 | 131 | 0 | 31 | 131 | 0 | 31 | 2230 | 31 | 0 | 960 | 0 | 0 | 31 | 0 |
Best forecast wave conditions in Sandaun | |||||||||||||||||||||
Best forecast wave conditions in Papua New Guinea | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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Information about the Sissano Lagoon Surf forecast
The above surf forecast table for Sissano Lagoon provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Sissano Lagoon can be found by selecting the local surf guide option on the grey menu. Our Sissano Lagoon 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 (Sissano Lagoon) 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 Sissano Lagoon 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.
Sissano Lagoon is 161 km (100 miles) from the city of Kotabaru. If you plan a holiday in Sandaun, look for hotels and other accommodation in Kotabaru. Kotabaru has rooms for a wide range of budgets as well as car hire and transport links.










