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Sunset Left surfForecast / Sumba / Indonesia
12 Day Weather and Surf, issued 7 am Wednesday 03 Sep 2025 WITA
Best Forecast Surf Conditions for Sunset Left this week:
The surf forecast for Sunset Left over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Sep 03) at 11PM. The primary swell is predicted to be 1.3m and 14s period with a secondary swell of 1.1m and 6s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Sunset Left in the next 12 days are 2.4m 18s and forecast to arrive on Wednesday (Sep 10) at 2AM. Winds are predicted to be cross-shore at the time the swell arrives.
| Wave Type | Time (WITA) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 11PM (Wed 3rd Sep) | 4.5ft (1.3m) 14s |
| Best Surf | 5AM (Wed 10th Sep) | 7ft (2.2m) 18s |
| Most Powerful | 2AM (Wed 10th Sep) | 8ft (2.4m) 18s |
Table - best surf conditions forecast for Sunset Left over the next 12 days.
Short Range Forecast Mostly dry. Warm (max 27°C on Wed afternoon, min 23°C on Wed night). Wind will be generally light. | Days 3-6 Weather Summary Light rain (total 2mm), mostly falling on Mon afternoon. Warm (max 26°C on Sat afternoon, min 24°C on Sat night). Wind will be generally light. | ||||||||||||||||||||
Wednesday 03 | Thursday 04 | Friday 05 | Saturday 06 | Sunday 07 | Monday 08 | Tuesday 09 | |||||||||||||||
| AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Rating (10 max) | |||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
| Wave Height (m) & direction (?) | |||||||||||||||||||||
| Period(s) (?) | 15 | 15 | 14 | 13 | 13 | 14 | 17 | 17 | 16 | 16 | 15 | 14 | 15 | 14 | 14 | 13 | 16 | 15 | 14 | 14 | 18 |
Wave (?)Graph  | |||||||||||||||||||||
| Energy (?) | 943 | 912 | 807 | 583 | 780 | 1068 | 2216 | 2403 | 1856 | 1856 | 1265 | 952 | 905 | 817 | 1237 | 2141 | 2412 | 2779 | 2771 | 3125 | 3796 |
Wind (km/h) | |||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross | cross- off | cross- on | cross- on | glass | on | cross- on | cross | cross- on | cross- on | cross | cross- on | cross- on | cross | cross- on | cross- on | cross | cross- on | cross- on | cross |
High Tide / height (m) | 10:12PM 1.61 | 7:36AM 2.03 | 9:49PM 1.83 | 8:42AM 2.25 | 10:02PM 2.07 | 9:25AM 2.49 | 10:20PM 2.32 | 10:02AM 2.69 | 10:42PM 2.57 | 10:38AM 2.83 | 11:06PM 2.80 | 11:12AM 2.88 | 11:32PM 2.99 | ||||||||
Low Tide / height (m) | 2:30PM 1.01 | 1:09AM 1.58 | 3:10PM 0.77 | 2:48AM 1.36 | 3:38PM 0.55 | 3:28AM 1.09 | 4:04PM 0.37 | 4:02AM 0.81 | 4:29PM 0.23 | 4:36AM 0.53 | 4:56PM 0.15 | 5:10AM 0.28 | 5:23PM 0.13 | ||||||||
Wednesday 03 | Thursday 04 | Friday 05 | Saturday 06 | Sunday 07 | Monday 08 | Tuesday 09 | |||||||||||||||
| Sunrise | 6:03 | - | - | 6:03 | - | - | 6:03 | - | - | 6:03 | - | - | 6:01 | - | - | 6:01 | - | - | 6:01 | - | - |
| Sunset | - | 6:00 | - | - | 6:00 | - | - | 6:00 | - | - | 6:00 | - | - | 6:00 | - | - | 6:00 | - | - | 6:00 | - |
 | |  | | | | | | | | |  |  | | | |  |  |  | |  | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 1 | 1 | 3 | 1 |
| Temp. °C | 26 | 27 | 26 | 25 | 27 | 26 | 25 | 26 | 25 | 25 | 26 | 25 | 25 | 26 | 25 | 26 | 25 | 25 | 26 | 26 | 26 |
| Feels °C (?) | 26 | 27 | 27 | 27 | 26 | 28 | 25 | 26 | 25 | 26 | 25 | 24 | 25 | 24 | 24 | 26 | 24 | 25 | 27 | 27 | 28 |
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Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for Sumba
The wind is still cross-off at Sunset Left (moderate winds from the E at SHIP3337 255 km from Sunset Left). 1.3m 15s groundswell from the SW with a 0.7m 5s windswell from the SSE. 2 swells combining to make bigger set waves.
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 Sunset Left 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 Sunset Left Surf forecast
The above surf forecast table for Sunset Left provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Sunset Left can be found by selecting the local surf guide option on the grey menu. Our Sunset Left 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 (Sunset Left) 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 Sunset Left 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.
Are you planning a holiday in Sumba? If you are looking for accommodation near Sunset Left, camping, hotels and holiday cottages in Sumba, consider staying in Adalara which is 30 km (19 miles) away.
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