- Forecast
- Maps
- Live
- Weather State
- Spot Information
Sissano Lagoon surfForecast / Sandaun / Papua New Guinea
12 Day Weather and Surf, issued 3 pm Monday 30 Jun 2025 +10
Best Forecast Surf Conditions for Sissano Lagoon this week:
The surf forecast for Sissano Lagoon over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Jun 30) at 10PM. The primary swell is predicted to be 0.8m and 5s period with a secondary swell of 0.4m and 8s. Another secondary swell of 0.2m and 10s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Sissano Lagoon in the next 12 days are 1.5m 6s and forecast to arrive on Tuesday (Jul 01) at 10PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.2m 6s period and expected on Wednesday (Jul 02) at 1AM.
| Wave Type | Time (+10) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 10PM (Mon 30th Jun) | 2.5ft (0.8m) 5s |
| Best Surf | 10PM (Mon 30th Jun) | 2.5ft (0.8m) 5s |
| Most Powerful | 10PM (Tue 1st Jul) | 5ft (1.5m) 6s |
Table - best surf conditions forecast for Sissano Lagoon over the next 12 days.
Mon 30 | Tuesday 01 | Wednesday 02 | Thursday 03 | Friday 04 | Saturday 05 | Sunday 06 | Monday 07 | Tuesday 08 | Wednesday 09 | Thursday 10 | Friday 11 | Sat 12 | ||||||||||||||||||||||||
| PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | |
Rating (10 max) | ||||||||||||||||||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  |  |  |  |  |  | ||||||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||||||||||||||
| Period(s) (?) | 6 | 5 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 9 | 11 | 10 | 14 | 14 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||||||||||||||
| Energy (?) | 67 | 60 | 36 | 38 | 25 | 57 | 57 | 67 | 52 | 54 | 52 | 49 | 49 | 33 | 57 | 55 | 53 | 53 | 55 | 56 | 33 | 48 | 52 | 119 | 72 | 71 | 137 | 135 | 171 | 163 | 183 | 332 | 674 | 858 | 737 | 505 |
Wind (km/h) | ||||||||||||||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- off | glass | cross- on | cross- off | glass | on | off | glass | on | off | glass | on | off | glass | on | cross | cross- off | glass | cross- off | glass | on | cross- off | off | glass | glass | glass | glass | glass | glass | on | cross- off | cross- off | cross- on | cross- off | glass |
High Tide / height (m) | 12:31AM 1.17 | 11:23AM 0.92 | 1:02AM 1.16 | 12:44PM 0.86 | 1:29AM 1.15 | 2:19PM 0.83 | 1:55AM 1.13 | 3:58PM 0.85 | 2:21AM 1.12 | 5:25PM 0.89 | 2:49AM 1.10 | 6:31PM 0.95 | 3:21AM 1.10 | 7:21PM 3:59AM 0.99 1.10 | 8:03PM 1.03 | 4:40AM 1.11 | 8:41PM 1.05 | 5:23AM 1.12 | 9:17PM 1.08 | 6:08AM 1.14 | 9:50PM 1.10 | 6:54AM 1.14 | ||||||||||||||
Low Tide / height (m) | 5:14PM 0.29 | 6:44AM 0.72 | 5:53PM 0.42 | 7:44AM 0.64 | 6:32PM 0.55 | 8:37AM 0.55 | 7:12PM 0.66 | 9:23AM 0.46 | 7:59PM 0.76 | 10:05AM 0.37 | 8:56PM 0.84 | 10:44AM 0.30 | 10:00PM 0.89 | 11:23AM 0.23 | 11:01PM 0.92 | 12:03PM 0.16 | 11:55PM 0.94 | 12:43PM 0.12 | 12:43AM 0.94 | 1:23PM 0.08 | 1:29AM 0.95 | 2:02PM 0.07 | 2:16AM 0.94 | |||||||||||||
Mon 30 | Tuesday 01 | Wednesday 02 | Thursday 03 | Friday 04 | Saturday 05 | Sunday 06 | Monday 07 | Tuesday 08 | Wednesday 09 | Thursday 10 | Friday 11 | Sat 12 | ||||||||||||||||||||||||
| Sunrise | - | - | 6:35 | - | - | 6:37 | - | - | 6:37 | - | - | 6:37 | - | - | 6:37 | - | - | 6:37 | - | - | 6:37 | - | - | 6:37 | - | - | 6:37 | - | - | 6:37 | - | - | 6:37 | - | - | 6:37 |
| Sunset | 6:32 | - | - | 6:32 | - | - | 6:34 | - | - | 6:34 | - | - | 6:34 | - | - | 6:34 | - | - | 6:34 | - | - | 6:35 | - | - | 6:35 | - | - | 6:35 | - | - | 6:35 | - | - | 6:35 | - | - |
 |  | | | |  | |  |  | |  | | | | | | | |  | | | | |  | | | | |  | | | | | | | | |
Rain (mm) | 2 | 3 | 1 | 3 | 7 | - | - | - | - | 2 | 1 | - | - | 2 | - | 1 | 16 | 3 | - | - | - | 2 | 7 | 2 | 2 | 3 | 2 | 3 | 10 | 1 | 1 | 5 | 3 | 1 | - | - |
| Temp. °C | 29 | 27 | 29 | 28 | 26 | 28 | 28 | 26 | 28 | 28 | 26 | 28 | 28 | 27 | 28 | 28 | 26 | 24 | 26 | 25 | 28 | 28 | 26 | 26 | 27 | 26 | 26 | 27 | 25 | 27 | 28 | 26 | 27 | 27 | 26 | 28 |
| Feels °C (?) | 31 | 31 | 33 | 31 | 29 | 31 | 31 | 30 | 31 | 31 | 30 | 30 | 31 | 31 | 30 | 30 | 28 | 28 | 30 | 29 | 31 | 32 | 30 | 30 | 31 | 30 | 31 | 31 | 30 | 30 | 31 | 30 | 31 | 31 | 30 | 31 |
Short Range Forecast: Moderate rain (total 16mm), heaviest on Tue night. Warm (max 29°C on Mon afternoon, min 24°C on Tue night). Wind will be generally light. | Days 3-6 Weather Summary Heavy rain (total 25mm), heaviest during Sat night. Warm (max 28°C on Thu afternoon, min 24°C on Thu night). Wind will be generally light. | Days 6-9 Weather Summary Moderate rain (total 18mm), heaviest on Mon night. Warm (max 28°C on Mon morning, min 24°C on Mon night). Wind will be generally light. | Long Range Forecast: Heavy rain (total 25mm), heaviest during Wed night. Warm (max 28°C on Thu afternoon, min 24°C on Wed night). Wind will be generally light. | |||||||||||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Sissano Lagoon 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 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 12 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.
Nearest