
Surf Forecasts:
Yo Yo's-The Wedge surf forecast from 11 Sep 2026:
- Best quality surf: Saturday 12 Sep, 2AM (local time) - 5.5ft (1.7m), 15s period, SW swell with cross-offshore winds.
- Most powerful swell: Sunday 13 Sep, 5PM (local time) - 7ft (2.2m), 17s period, SW swell with 2,823 kJ wave energy.
- Next surfable swell (1★+): Saturday 12 Sep, 2AM (local time) - 5.5ft (1.7m), 15s period with SW swell.
Best Forecast Surf Conditions for Yo Yo's-The Wedge this week:
The surf forecast for Yo Yo's-The Wedge over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Sep 12) at 2AM. The primary swell is predicted to be 1.7m and 15s period with a secondary swell of 0.6m and 5s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Yo Yo's-The Wedge in the next 16 days are 2.2m 17s and forecast to arrive on Sunday (Sep 13) at 5PM. 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 6s period and expected on Monday (Sep 14) at 5PM.
| Wave Type | Time (WITA) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 2AM (Sat 12th Sep) | 5.5ft (1.7m) 15s |
| Best Surf | 2AM (Sat 12th Sep) | 5.5ft (1.7m) 15s |
| Most Powerful | 5PM (Sun 13th Sep) | 7ft (2.2m) 17s |
Table - best surf conditions forecast for Yo Yo's-The Wedge over the next 16 days.
The Lowdown
Alright, Rusty here. Let’s talk about Yo Yo’s-The Wedge in feet and miles per hour. We have a long stretch of solid swell starting this Saturday, 12th September, and running right through the end of the month. This is a heavy reef break only for advanced surfers, breaks very consistent, and it likes a SW swell with offshore from the ENE. Water temp is running about average for the season, call it low 70s°F.
First up Saturday morning the 12th: 5 ft SW groundswell, long 15-second period, combined energy is 1719 (strong) and the wind is light cross-off from the SE at 9 mph. Clean, powerful, and a great way to kick things off—just know crowds are likely here. Saturday afternoon drops to 5 ft SW at 14 seconds, energy 1330 (still strong), wind light at 6 mph cross-off—still glassy.
Sunday 13th jumps to 6 ft SW morning with a deep 18-second period, energy 2467 (very strong), but the wind picks to 12 mph SE, cross-off, and there are questionable tide conditions. Sunday afternoon hits 7 ft SW at 17 seconds, energy 2869 (very strong)—over 5 ft, so beginners should stay out, and 7 ft is expert territory.
Monday 14th through Wednesday 16th holds around 6 to 6 ft SW, periods 15–16 seconds, energy in the strong range. Winds are cross-off at 12 to 15 mph, so the surface stays clean, but the tide comments are average.
Thursday 17th shifts to SSW swell at 6 ft, period 14 seconds, energy 1702 (strong) morning; afternoon wind hits 18 mph SE, still cross-off but fresh. Friday 18th turns cross-shore with chop—not worth it.
Saturday 19th scales back to 4–5 ft, periods 14 seconds, energy moderate. Then Sunday 20th is a standout: morning 5 ft SW at 16 seconds, energy 1920 (strong), light cross-shore with small ripples; afternoon rockets to 7 ft SW at 16 seconds, energy 2404 (very strong), gentle 9 mph cross-off. Clean, powerful, excellent.
Monday 21st keeps up with 7 ft SW morning, 6 ft afternoon, energy strong, wind light cross-off through the day.
Wednesday 23rd returns with 7 ft SSW at 16 seconds, energy 2653 (very strong), cross-off wind at 12 mph. Thursday 24th repeats 7 ft SSW at 16 seconds, energy 2386 (very strong), gentle wind.
The big one arrives Saturday 26th September: 8 ft SSW at a very long 19 seconds in the morning, energy 3812 (very strong), and 8 ft at 18 seconds in the afternoon, energy 3452. That’s borderline 8 ft, expert-only territory. That long period will make it proper heavy at this reef, with long waits between sets. Wind is cross-shore, so expect some chop. This is two weeks out—promising but not locked in.
Sunday 27th backs to 7 ft SSW at 16 seconds, energy 2343, cross-shore with chop.
Best bets: Saturday 12th morning for the clean start, and Sunday 20th afternoon for punch and glass. Stay sharp—this reef doesn’t forgive.
Rusty.
Short Range ForecastMostly dry. Warm (max 28°C on Sat morning, min 23°C on Sat night). Winds increasing (calm on Sat morning, fresh winds from the SE by Mon afternoon). | Days 5-7 Weather SummaryMostly dry. Warm (max 28°C on Wed morning, min 23°C on Mon night). Mainly fresh winds. | ||||||||||||||||||
Saturday 12 | Sunday 13 | Monday 14 | Tuesday 15 | Wednesday 16 | Thursday 17 | ||||||||||||||
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) | SW 15 | SW 15 | SW 14 | SW 19 | SW 18 | SW 17 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SSW 15 | SSW 14 | SSW 14 | SW 14 |
Wave Graph | |||||||||||||||||||
1289 | 940 | 833 | 1935 | 1809 | 2823 | 2166 | 1634 | 1513 | 1418 | 1540 | 1455 | 1376 | 1237 | 1358 | 1847 | 1447 | 1427 | 1249 | |
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 | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 10:33PM2.70m | 10:43AM2.75m | 11:01PM2.86m | 11:16AM2.72m | 11:28PM2.94m | 11:47AM2.62m | 11:54PM2.93m | 12:16PM2.47m | 00:20AM2.85m | 12:44PM2.28m | 00:45AM2.70m | 1:10PM2.06m | 1:10AM2.51m | ||||||
Low Tide | 4:37AM0.28m | 4:50PM0.18m | 5:12AM0.14m | 5:17PM0.20m | 5:44AM0.09m | 5:43PM0.27m | 6:15AM0.13m | 6:08PM0.38m | 6:45AM0.24m | 6:31PM0.53m | 7:15AM0.41m | 6:52PM0.69m | |||||||
— | 6:09 | — | — | 6:07 | — | — | 6:07 | — | — | 6:07 | — | — | 6:05 | — | — | 6:05 | — | — | |
6:09 | — | 6:09 | — | — | 6:09 | — | — | 6:08 | — | — | 6:08 | — | — | 6:08 | — | — | 6:08 | — | |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 28 | 28 | 25 | 28 | 28 | 25 | 28 | 28 | 24 | 27 | 27 | 25 | 28 | 28 | 25 | 28 | 28 | 25 |
Feels °C | 27 | 29 | 27 | 27 | 28 | 27 | 26 | 28 | 26 | 25 | 27 | 25 | 26 | 28 | 27 | 26 | 28 | 27 | 27 |
Swell 1 Height (m) Direction Period (s) | SW 15 | SW 15 | SW 14 | SW 19 | SW 18 | SW 17 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SSW 15 | SSW 14 | SSW 14 | SW 14 |
1289 | 940 | 833 | 1935 | 1809 | 2823 | 2166 | 1634 | 1513 | 1418 | 1540 | 1455 | 1376 | 1237 | 1358 | 1847 | 1447 | 1427 | 1249 | |
Swell 2 Height (m) Direction Period (s) | SE 5 | SW 21 | SE 6 | SSW 14 | SW 15 | SE 6 | — | SE 7 | SE 6 | SSE 5 | SE 6 | — | SW 24 | SSE 6 | SSE 6 | — | SE 6 | — | SE 5 |
21 | 763 | 52 | 742 | 614 | 46 | — | 63 | 64 | 26 | 18 | — | 22 | 28 | 39 | — | 39 | — | 11 | |
Swell 3 Height (m) Direction Period (s) | SW 24 | SE 6 | SW 21 | — | SE 7 | — | — | — | — | — | S 5 | — | — | SSW 21 | — | — | SSW 18 | — | — |
197 | 16 | 445 | — | 44 | — | — | — | — | — | 8 | — | — | 45 | — | — | 216 | — | — | |
Wind waves Height (m) Direction Period (s) | ESE 5 | ESE 6 | SE 6 | SE 6 | ESE 7 | SE 6 | SE 6 | SE 7 | SE 6 | SE 6 | SE 6 | SSE 6 | SSE 5 | SE 6 | SE 5 | SE 5 | ESE 6 | SE 6 | ESE 5 |
45 | 61 | 114 | 61 | 138 | 138 | 34 | 178 | 159 | 61 | 85 | 27 | 34 | 83 | 83 | 77 | 106 | 26 | 31 | |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 5 | 5 | 0 | 12 | 5 | 0 | 5 | 5 | 0 | 5 | 12 | 5 | 5 | 5 | 0 |
Best forecast wave conditions in Sumbawa | |||||||||||||||||||
Best forecast wave conditions in Indonesia | |||||||||||||||||||
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Information about the Yo Yo's-The Wedge Surf forecast
The above surf forecast table for Yo Yo's-The Wedge provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Yo Yo's-The Wedge can be found by selecting the local surf guide option on the grey menu. Our Yo Yo's-The Wedge 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 (Yo Yo's-The Wedge) 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 Yo Yo's-The Wedge 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.
Yo Yo's-The Wedge is 58 km (36 miles) from the city of Praya. If you plan a holiday in Sumbawa, look for hotels and other accommodation in Praya. Praya has rooms for a wide range of budgets as well as car hire and transport links.










