
Surf Forecasts:
Shipwrecks (Nusa Lembongan) surf forecast from 8 Aug 2026:
- Best quality surf: Sunday 9 Aug, 5AM (local time) - 6.5ft (2.0m), 16s period, SSW swell with offshore winds.
- Most powerful swell: Tuesday 11 Aug, 2AM (local time) - 10ft (3.0m), 17s period, SSW swell with 5,522 kJ wave energy.
- Next surfable swell (1★+): Sunday 9 Aug, 5AM (local time) - 6.5ft (2.0m), 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 Sunday (Aug 09) at 5AM. The primary swell is predicted to be 2.0m and 16s period. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Shipwrecks (Nusa Lembongan) in the next 16 days are 3.0m 17s and forecast to arrive on Tuesday (Aug 11) at 2AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.1m 5s period and expected on Sunday (Aug 09) at 2AM.
| Wave Type | Time (WITA) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 5AM (Sun 9th Aug) | 6.5ft (2.0m) 16s |
| Best Surf | 5AM (Sun 9th Aug) | 6.5ft (2.0m) 16s |
| Most Powerful | 2AM (Tue 11th Aug) | 10ft (3.0m) 17s |
Table - best surf conditions forecast for Shipwrecks (Nusa Lembongan) over the next 16 days.
The Lowdown
Alright folks, Rusty here. Let’s get into it.
We’ve got a solid run of swell on the way for Shipwrecks (Nusa Lembongan). This is a reef break, so it’s for the advanced crew only, and it’s consistent. The water temp is sitting at 81°, which is pretty much normal for this time of year, nothing wild there.
The pattern kicks off Saturday morning, August 8th, with a clean 7ft SSW swell and a period of 16 seconds. The wind is light offshore from the SE, so conditions are looking excellent for experienced surfers. The combined energy is strong at 2323. This is a standout session right out of the gate. The same size holds into the afternoon, but the wind goes cross-offshore, making it a bit more challenging.
Sunday morning, August 9th, brings a slight drop to 6ft SSW, still with a 16-second period and offshore wind. The energy is still strong (1788), and the surf is very good. Afternoon goes cross-off again, so the morning is the call.
Monday, August 10th, is a big one. The morning shows 6ft SSW with a very long 19-second period and offshore wind. The energy is strong (2999). This long period groundswell will be peeling perfectly down the reef. Then Monday afternoon, the swell jumps up to 8ft SSW with an 18-second period, and the energy is very strong (4597). That afternoon session is the best of the entire forecast period. It’s for experts only at that size.
Tuesday, August 11th, keeps the pulse going. Morning has 8ft SSW at 17 seconds, with a light cross-off breeze. The energy is very strong (4064). The afternoon pushes up to 10ft SSW at 16 seconds, with energy hitting 5660. This is big, powerful reef surf. Only for the very experienced.
Wednesday, August 12th, the morning is back to 7ft SSW with a 17-second period and clean offshore wind. Energy is strong (2666). Afternoon drops to 6ft and goes cross-off, so it’s a morning game.
Thursday, August 13th, is a tricky one. The morning has 8ft SSW and the afternoon hits 10ft again, but the wind is cross-offshore both sessions, and the tide conditions are questionable. The energy is there (4108 and 4233), but it won’t be as clean as the earlier days.
Friday, August 14th, the morning is 7ft SSW with cross-off wind, but the afternoon shapes up nicely with 6ft SSW and a lighter cross-off breeze. The energy is still solid (1903).
Saturday, August 15th, the morning drops to 4ft SSW, but the afternoon picks back up to 7ft SSW with a 17-second period and light wind. Energy is strong (2296). A good end to the week.
Sunday, August 16th, has a clean morning with 6ft SSW and a light offshore breeze from the ESE. The energy is 1803. Monday, August 17th, sees a drop to 4ft, but the surf is still clean and fun, with a 14-second period.
By Tuesday, August 18th, the afternoon brings a new pulse: 6ft SSW with a very long 20-second period. The energy is very strong (3465). The wind is cross-off, but the long period groundswell will be a sight to see on the reef.
The standout stretch is from Wednesday, August 19th, through Friday, August 21st. Wednesday morning and afternoon both have 8ft SSW with a 17-second period and offshore wind. Energy is strong (3339 and 3301). Thursday, August 20th, holds 8ft SSW with offshore wind in the morning (3376 energy). Friday, August 21st, is the same size and direction in the morning with offshore wind (3334 energy). This is a proper run of clean, powerful reef waves.
The final weekend, August 22nd and 23rd, settles back to a more manageable 6ft to 7ft SSW, with offshore winds both days. The energy is still there (1771 to 1969), and it’s a great way to finish the forecast.
The absolute standouts are Monday afternoon, August 10th, with that 8ft SSW and 18-second period, and the whole run from Wednesday, August 19th, to Friday, August 21st, with clean 8ft to 8ft SSW and offshore winds. This is a reef setup, so it’s going to be hollow and fast. Expect some crowd at a spot this good.
Rusty.
Short Range ForecastLight rain (total 3mm), mostly falling on Sat night. Warm (max 26°C on Sat morning, min 24°C on Sun night). Wind will be generally light. | Days 4-6 Weather SummaryMostly dry. Warm (max 25°C on Tue morning, min 24°C on Tue morning). Wind will be generally light. | ||||||||||||||||||||
Saturday 8 | Sunday 9 | Monday 10 | Tuesday 11 | Wednesday 12 | Thursday 13 | Friday 14 | |||||||||||||||
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) | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 19 | SSW 18 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 17 | SSW 15 | SSW 18 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 |
Wave Graph | |||||||||||||||||||||
2285 | 2285 | 2008 | 1788 | 1684 | 1208 | 1989 | 4597 | 5522 | 4012 | 3800 | 2830 | 2544 | 1588 | 1588 | 4108 | 4233 | 3098 | 2143 | 1580 | 1358 | |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | cross-off | cross-off | off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 5:48AM1.82m | 10:05PM1.11m | 7:24AM1.89m | 10:13PM1.25m | 8:37AM2.01m | 10:37PM1.40m | 9:34AM2.12m | 11:03PM1.55m | 10:23AM2.17m | 11:30PM1.70m | 11:06AM2.14m | 11:58PM1.83m | |||||||||
Low Tide | 12:47PM0.58m | 2:27PM0.41m | 11:38PM1.10m | 3:24PM0.24m | 2:08AM1.05m | 4:07PM0.12m | 3:21AM0.90m | 4:43PM0.05m | 4:15AM0.73m | 5:16PM0.04m | 5:02AM0.59m | 5:46PM0.08m | |||||||||
6:30 | — | — | 6:30 | — | — | 6:30 | — | — | 6:28 | — | — | 6:28 | — | — | 6:28 | — | — | 6:28 | — | — | |
— | 6:16 | — | — | 6:16 | — | — | 6:16 | — | — | 6:16 | — | — | 6:16 | — | — | 6:16 | — | — | 6:16 | — | |
mm | — | — | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 |
Temp °C | 26 | 26 | 25 | 26 | 26 | 25 | 25 | 25 | 24 | 25 | 25 | 25 | 25 | 25 | 24 | 25 | 25 | 24 | 24 | 25 | 24 |
Feels °C | 27 | 27 | 25 | 25 | 25 | 26 | 25 | 25 | 25 | 26 | 25 | 26 | 25 | 25 | 24 | 24 | 24 | 25 | 25 | 26 | 26 |
Swell 1 Height (m) Direction Period (s) | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 19 | SSW 18 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 17 | SSW 15 | SSW 18 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 |
2285 | 2285 | 2008 | 1788 | 1684 | 1208 | 1989 | 4597 | 5522 | 4012 | 3800 | 2830 | 2544 | 1588 | 1588 | 4108 | 4233 | 3098 | 2143 | 1580 | 1358 | |
Swell 2 Height (m) Direction Period (s) | SE 6 | — | — | — | — | S 20 | SSW 14 | — | — | — | SSW 19 | — | S 21 | S 20 | S 13 | — | — | SSW 24 | SSW 21 | SSW 21 | SSW 19 |
38 | — | — | — | — | 204 | 1010 | — | — | — | 1860 | — | 36 | 198 | 759 | — | — | 54 | 90 | 251 | 533 | |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | SSW 6 | — | — | — | — | — | — | SSW 21 | — | — | — | — | — | — | — | — |
— | — | — | — | — | 6 | — | — | — | — | — | — | 86 | — | — | — | — | — | — | — | — | |
Wind waves Height (m) Direction Period (s) | — | SE 6 | SE 5 | SE 5 | SE 6 | SE 5 | SE 5 | — | — | SSE 8 | — | SE 5 | SSE 4 | SSE 6 | — | — | — | — | SSE 8 | SSE 8 | SSE 7 |
— | 32 | 58 | 56 | 50 | 41 | 27 | — | — | 52 | — | 19 | 13 | 4 | — | — | — | — | 78 | 72 | 57 | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 2 | 2 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 2 | 0 | 2 | 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.











