Surf Forecasts:
Serangan Beach surf forecast from 16 Aug 2026:
- Best quality surf: Wednesday 19 Aug, 5AM (local time) - 7.5ft (2.3m), 19s period, SW swell with cross-onshore winds.
- Most powerful swell: Thursday 20 Aug, 2AM (local time) - 10ft (3.0m), 17s period, SW swell with 4,959 kJ wave energy.
- Next surfable swell (1★+): Wednesday 19 Aug, 5AM (local time) - 7.5ft (2.3m), 19s period with SW swell.
Best Forecast Surf Conditions for Serangan Beach this week:
The surf forecast for Serangan Beach over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Aug 19) at 5AM. The primary swell is predicted to be 2.3m and 19s period with a secondary swell of 1.3m and 19s. Another secondary swell of 0.9m and 5s is also forecast. The wind is predicted to be cross-onshore as the swell arrives.
The most powerful waves expected at Serangan Beach in the next 16 days are 3.0m 17s and forecast to arrive on Thursday (Aug 20) at 2AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.7m 7s period and expected on Friday (Aug 21) at 5AM.
| Wave Type | Time (WITA) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 5AM (Wed 19th Aug) | 7.5ft (2.3m) 19s |
| Best Surf | 5AM (Wed 19th Aug) | 7.5ft (2.3m) 19s |
| Most Powerful | 2AM (Thu 20th Aug) | 10ft (3.0m) 17s |
Table - best surf conditions forecast for Serangan Beach over the next 16 days.
Short Range ForecastMostly dry. Warm (max 27°C on Mon afternoon, min 23°C on Sun night). Wind will be generally light. | Days 5-7 Weather SummaryMostly dry. Warm (max 27°C on Thu morning, min 24°C on Wed night). Wind will be generally light. | ||||||||||||||||||
Monday 17 | Tuesday 18 | Wednesday 19 | Thursday 20 | Friday 21 | Saturday 22 | ||||||||||||||
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 14 | SSW 14 | SSW 14 | SSW 13 | SW 21 | SW 16 | SW 16 | SW 18 | SW 18 | SW 17 | SW 16 | SW 16 | SW 16 | SSW 18 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 15 |
Wave Graph  | |||||||||||||||||||
 kJ | 1319 | 1057 | 921 | 599 | 897 | 1449 | 1672 | 3786 | 4444 | 4959 | 4027 | 3543 | 2692 | 1505 | 3580 | 3100 | 2697 | 2441 | 1761 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on |
High Tide | 00:31AM2.76m | 12:42PM2.48m | 1:01AM2.72m | 1:14PM2.25m | 1:29AM2.61m | 1:44PM2.01m | 1:57AM2.44m | 2:13PM1.76m | 2:28AM2.25m | 2:47PM1.52m | 3:07AM2.05m | 4:01PM1.30m | 4:26AM1.87m | ||||||
Low Tide | 6:42AM0.30m | 6:44PM0.30m | 7:18AM0.39m | 7:09PM0.47m | 7:53AM0.54m | 7:32PM0.65m | 8:31AM0.72m | 7:53PM0.84m | 9:18AM0.91m | 8:09PM1.03m | 10:43AM1.08m | 8:03PM1.22m | |||||||
 |  | | | | | |  | | | | | | | | | | |  | |
 | — | 6:24 | — | — | 6:24 | — | — | 6:22 | — | — | 6:22 | — | — | 6:22 | — | — | 6:22 | — | — |
 | 6:14 | — | 6:14 | — | — | 6:14 | — | — | 6:14 | — | — | 6:14 | — | — | 6:14 | — | — | 6:14 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 26 | 27 | 25 | 26 | 27 | 25 | 26 | 27 | 25 | 27 | 27 | 25 | 27 | 27 | 25 | 27 | 27 | 25 |
Feels °C | 27 | 28 | 28 | 26 | 28 | 27 | 27 | 27 | 28 | 27 | 28 | 28 | 26 | 27 | 26 | 25 | 26 | 26 | 25 |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 16 | SW 16 | SW 16 | SW 18 | SW 18 | SW 17 | SW 16 | SW 16 | SW 16 | SW 14 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 15 |
| kJ | 1319 | 1057 | 921 | 599 | 897 | 1449 | 1672 | 3786 | 4444 | 4959 | 4027 | 3543 | 2692 | 1307 | 3580 | 3100 | 2697 | 2441 | 1761 |
Swell 2 Height (m) Direction Period (s) | SE 5 | SW 25 | SSW 20 | SSW 18 | SW 13 | SW 20 | SW 19 | — | — | — | SE 7 | — | — | SSW 18 | — | — | SE 6 | — | SSW 18 |
| kJ | 25 | 25 | 75 | 408 | 406 | 1145 | 1088 | — | — | — | 77 | — | — | 1505 | — | — | 54 | — | 459 |
Swell 3 Height (m) Direction Period (s) | S 26 | SW 25 | SW 24 | SW 24 | SW 21 | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 24 |
| kJ | 13 | 25 | 89 | 142 | 890 | — | — | — | — | — | — | — | — | — | — | — | — | — | 22 |
Wind waves Height (m) Direction Period (s) | ESE 5 | SE 5 | SE 6 | SE 5 | ESE 5 | SE 6 | SE 6 | SE 6 | SE 6 | SE 6 | — | SE 7 | SE 6 | SE 7 | SE 6 | SE 6 | — | SE 6 | SE 5 |
| kJ | 39 | 22 | 50 | 21 | 51 | 56 | 44 | 49 | 64 | 66 | — | 75 | 145 | 143 | 126 | 120 | — | 58 | 30 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 4 | 4 | 31 | 31 | 4 | 31 | 4 | 4 | 31 | 4 | 31 | 31 | 4 | 31 | 31 | 31 | 31 | 31 | 31 |
Best forecast wave conditions in South Coast of Lombok | |||||||||||||||||||
Best forecast wave conditions in Indonesia | |||||||||||||||||||
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Serangan Beach 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 Serangan Beach Surf forecast
The above surf forecast table for Serangan Beach provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Serangan Beach can be found by selecting the local surf guide option on the grey menu. Our Serangan Beach 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 (Serangan Beach) 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 Serangan Beach 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.
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