
Surf Forecasts:
Shipwrecks (Nusa Lembongan) surf forecast from 8 Sep 2026:
- Best quality surf: Wednesday 9 Sep, 5AM (local time) - 6ft (1.8m), 16s period, SSW swell with cross-offshore winds.
- Most powerful swell: Wednesday 9 Sep, 8AM (local time) - 8ft (2.5m), 16s period, SSW swell with 3,062 kJ wave energy.
- Next surfable swell (1★+): Wednesday 9 Sep, 5AM (local time) - 6ft (1.8m), 16s period with SSW swell.
Best Forecast Surf Conditions for Shipwrecks (Nusa Lembongan) this week:
The surf forecast for Shipwrecks (Nusa Lembongan) over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Sep 09) at 5AM. The primary swell is predicted to be 1.8m and 16s period with a secondary swell of 1.8m and 12s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Shipwrecks (Nusa Lembongan) in the next 16 days are 2.5m 16s and forecast to arrive on Wednesday (Sep 09) at 8AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.4m 6s period and expected on Tuesday (Sep 15) at 5AM.
| Wave Type | Time (WITA) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 5AM (Wed 9th Sep) | 6ft (1.8m) 16s |
| Best Surf | 5AM (Wed 9th Sep) | 6ft (1.8m) 16s |
| Most Powerful | 8AM (Wed 9th Sep) | 8ft (2.5m) 16s |
Table - best surf conditions forecast for Shipwrecks (Nusa Lembongan) over the next 16 days.
The Lowdown
Alright, surf’s up. Let’s get into it. The water’s sitting at 81° with the temp running pretty normal for this time of year, so no surprises there.
We’ve got a stretch of solid, clean surf on the cards for Shipwrecks (Nusa Lembongan) over the next couple of weeks. The pattern kicks off on Tuesday the 8th with a clean but average-sized swell pushing in from the SSW. It’s a bit of a warm-up, really. The real meat of the run starts Wednesday the 9th when a bigger SSW swell fills in, and it’s looking clean for you experienced guys. The wind is cross-off but light, so the face should be holding up nicely.
From Thursday the 10th through the weekend, we see the swell settle back to a fun, rippable size of around 6-6 feet. The mornings are looking like the pick, with the wind going offshore and the ocean glassing off. Friday the 11th has a proper offshore wind first thing, and that’s going to be a sweet session. This is a consistent spot, so you can bank on those waves rolling through. The period is hanging in that 14-16 second range, which is proper groundswell energy, and the energy numbers are looking healthy, in that moderate to strong zone (2879 dropping down to the 1000s as the swell eases).
Now, the standout window in the first week has to be Wednesday the 9th. That’s the biggest swell of the opening run, with clean conditions and heaps of power. Remember, at nearly 8 feet it’s pushing into the realm where only the experienced crew should be out there. The direction is right, the period is long, and the wind won't mess it up.
The second week starts off strong too, with clean offshore mornings from the 14th through the 17th. The swell drops a touch but stays fun, with the period holding. However, the real headline act is staring us down from the 22nd and 23rd of September. That’s when the ocean switches on in a big way. We’re looking at a solid 10 feet of SSW groundswell with a long 17-18 second period. The energy numbers blow up to 6424 and 6712, which is strong to very strong. This is a serious, expert-only swell. It’s going to be big and powerful. The wind stays light or cross-off, so it should still be clean, but this is a session for the brave. Of course, it’s still a week and a half out, so we’ve got to keep an eye on it, but yeah, that’s the one to circle on the calendar.
Overall, the next 16 days are packed with options. The consistency is there, the winds are mostly favorable, and there’s a proper big swell on the horizon to cap it all off. Don’t sleep on the smaller days either; those offshore mornings will be perfect for getting your fix. Keep the 22nd in mind, but for the best all-round forecast, I’d say the 9th is the pick of the week.
Rusty, signing off.
Short Range ForecastModerate rain (total 12mm), heaviest on Tue afternoon. Warm (max 26°C on Thu morning, min 24°C on Tue night). Wind will be generally light. | Days 5-7 Weather SummaryLight rain (total 7mm), mostly falling on Sun night. Warm (max 26°C on Fri afternoon, min 25°C on Fri night). Wind will be generally light. | |||||||||||||||||||
Tue 8 | Wednesday 9 | Thursday 10 | Friday 11 | Saturday 12 | Sunday 13 | Monday 14 | ||||||||||||||
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) | SSW 18 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SW 15 | SSW 14 | SW 14 | SW 19 | SW 18 | SW 17 | SW 16 | SW 16 | SW 16 | SW 15 |
Wave Graph | ||||||||||||||||||||
1522 | 1862 | 2801 | 2354 | 1811 | 1275 | 1799 | 1734 | 1460 | 1305 | 795 | 701 | 606 | 1351 | 1255 | 1818 | 1367 | 976 | 964 | 939 | |
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 | cross-off | cross-off | off | off | cross-off | off | off | cross-off | off | off | cross-off | off | off | off | off |
High Tide | 9:48PM1.39m | 8:43AM1.89m | 10:07PM1.57m | 9:35AM1.97m | 10:30PM1.75m | 10:18AM2.01m | 10:54PM1.90m | 10:57AM1.98m | 11:18PM2.02m | 11:32AM1.89m | 11:43PM2.09m | 12:06PM1.77m | 00:08AM2.10m | |||||||
Low Tide | 2:40AM0.96m | 3:46PM0.24m | 3:33AM0.75m | 4:16PM0.21m | 4:17AM0.55m | 4:44PM0.22m | 4:56AM0.39m | 5:10PM0.27m | 5:32AM0.29m | 5:34PM0.34m | 6:07AM0.24m | 5:56PM0.43m | ||||||||
— | — | 6:15 | — | — | 6:15 | — | — | 6:13 | — | — | 6:13 | — | — | 6:13 | — | — | 6:13 | — | — | |
6:15 | — | — | 6:15 | — | — | 6:15 | — | — | 6:15 | — | — | 6:15 | — | — | 6:15 | — | — | 6:15 | — | |
mm | 1 | 4 | 2 | — | 1 | 1 | — | 3 | — | — | 2 | — | — | — | — | — | 5 | — | — | 2 |
Temp °C | 25 | 25 | 25 | 25 | 24 | 26 | 26 | 25 | 26 | 26 | 25 | 26 | 26 | 25 | 26 | 26 | 25 | 26 | 26 | 25 |
Feels °C | 25 | 26 | 27 | 26 | 26 | 28 | 27 | 27 | 27 | 27 | 28 | 28 | 27 | 27 | 27 | 27 | 25 | 27 | 27 | 26 |
Swell 1 Height (m) Direction Period (s) | SSW 13 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SW 15 | SSW 14 | SW 14 | SW 19 | SW 18 | SW 17 | SW 16 | SW 16 | SW 16 | SW 15 |
1357 | 1862 | 2801 | 2354 | 1811 | 1275 | 1799 | 1734 | 1460 | 1305 | 795 | 701 | 606 | 1351 | 1255 | 1818 | 1367 | 976 | 964 | 939 | |
Swell 2 Height (m) Direction Period (s) | SSW 18 | SSW 12 | — | — | SW 18 | SSW 18 | — | SW 26 | SW 26 | SW 24 | SSW 10 | SE 6 | SW 21 | SW 14 | SW 15 | NE 8 | NE 7 | SE 6 | NE 7 | ENE 7 |
1522 | 861 | — | — | 154 | 385 | — | 27 | 26 | 142 | 75 | 44 | 358 | 401 | 418 | 16 | 8 | 113 | 9 | 5 | |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | SW 24 | SSW 21 | NE 7 | NE 7 | SE 6 | — | — | NE 6 | NE 7 | — |
— | — | — | — | — | — | — | — | — | — | 141 | 584 | 8 | 19 | 42 | — | — | 7 | 9 | — | |
Wind waves Height (m) Direction Period (s) | — | — | — | — | SE 4 | SE 4 | SE 4 | SE 4 | SE 5 | SE 5 | SE 5 | SE 6 | SE 6 | SE 6 | SE 6 | SE 6 | SE 6 | SE 6 | SE 7 | SE 6 |
— | — | — | — | 9 | 11 | 11 | 14 | 21 | 21 | 45 | 75 | 53 | 65 | 85 | 81 | 132 | 157 | 97 | 102 | |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Nusa Lembongan - Bali | ||||||||||||||||||||
Best forecast wave conditions in Indonesia | ||||||||||||||||||||
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Information about the Shipwrecks (Nusa Lembongan) Surf forecast
The above surf forecast table for Shipwrecks (Nusa Lembongan) provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Shipwrecks (Nusa Lembongan) can be found by selecting the local surf guide option on the grey menu. Our Shipwrecks (Nusa Lembongan) 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 (Shipwrecks (Nusa Lembongan)) 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 Shipwrecks (Nusa Lembongan) 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.
Shipwrecks (Nusa Lembongan) is 16 km (10 miles) from the city of Klungkung. If you plan a holiday in Nusa Lembongan - Bali, look for hotels and other accommodation in Klungkung. Klungkung has rooms for a wide range of budgets as well as car hire and transport links.










