
Surf Forecasts:
Hideaways (Mentawi Islands) surf forecast from 16 Jul 2026:
- Best quality surf: Monday 20 Jul, 1AM (local time) - 5ft (1.6m), 17s period, SSW swell with glassy winds.
- Most powerful swell: Monday 20 Jul, 10AM (local time) - 6ft (1.9m), 17s period, SSW swell with 2,164 kJ wave energy.
- Next surfable swell (1★+): Thursday 16 Jul, 7PM (local time) - 4.5ft (1.4m), 15s period with SW swell.
Best Forecast Surf Conditions for Hideaways (Mentawi Islands) this week:
The surf forecast for Hideaways (Mentawi Islands) over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Jul 16) at 7PM. The primary swell is predicted to be 1.4m and 15s period. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Hideaways (Mentawi Islands) in the next 16 days are 1.9m 17s and forecast to arrive on Monday (Jul 20) at 10AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.6m 10s period and expected on Thursday (Jul 23) at 7PM.
| Wave Type | Time (WIB) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 7PM (Thu 16th Jul) | 4.5ft (1.4m) 15s |
| Best Surf | 1AM (Mon 20th Jul) | 5ft (1.6m) 17s |
| Most Powerful | 10AM (Mon 20th Jul) | 6ft (1.9m) 17s |
Table - best surf conditions forecast for Hideaways (Mentawi Islands) over the next 16 days.
The Lowdown
G’day, Rusty here. Righto, we’ve got a solid run of surf coming up at Hideaways (Mentawi Islands). This is a consistent reef break, and it’s fairly exposed to the SW swell, which is exactly what we want. Water temp is sitting at 86°F, which is about average for the time of year.
The action kicks off Thursday the 16th. Morning starts with glassy conditions, a 4ft SSW swell running at a very long 15 seconds, and combined wave energy is moderate (720). It’s clean and inviting. That afternoon the wind shifts to a light cross-off and the swell swings more SW, still holding at 4ft. Very good surf on offer.
Friday the 17th looks even better. Morning has a clean 5ft SW swell with a 16-second period, offshore wind, and energy up to (883). This is quality. The afternoon stays clean with a cross-off breeze and slightly less energy (784). Saturday the 18th starts off glassy again, 4ft SW at 14 seconds (667), but by the afternoon a light cross-on breeze and a drop in size to 4ft makes it more marginal. Keep to the mornings.
Sunday the 19th is a write-off with onshore winds and rain. Monday the 20th sees a bigger pulse, with 6ft SSW swell and a very long 17-second period, but the wind is cross-on and choppy. The energy jumps right up to (2169) – that’s strong, but the conditions spoil it. More for the experienced or those willing to deal with bumpy faces.
Tuesday the 21st bounces back. Clean conditions, a 6ft SSW swell at 14 seconds, and strong energy at (1187). Solid, surfable waves. Wednesday the 22nd has moderate offshore wind and smaller 4ft SSW swell (584), still clean and fun.
From Thursday the 23rd through to Monday the 27th, the swell drops right off. Sizes hover around 1ft to 3ft, with only a few windows of clean but weak surf. Not much to write home about. Tuesday the 28th sees a small but clean 2ft SSW groundswell at 15 seconds, but the energy is low (275). Worth a paddle for a mellow session.
Now, the real standout starts Wednesday the 29th. A very long period 22-second SW groundswell rolls in at 2ft, with offshore wind and energy reading (750). Glassy, clean, and incredible lines for a reef setup. Thursday the 30th is the big one for experienced surfers: 6ft SW at 18 seconds, gentle offshore wind, and a huge jump in energy to (2947). That’s powerful. Head high-plus, well-shaped, and firing.
But the absolute pick of the whole period is Friday the 31st. 8ft SW swell with a 19-second period, light offshore wind, and energy rocketing to (5059). That’s a very strong pulse. Only for experts – this is serious, heavy, powerful surf on a reef. If you’ve got the skill and the nerve, this is the day.
Crowds are often at Hideaways, so expect company on the best days. That said, for the late July pulse, it could be worth every bit of the wait.
Rusty.
Short Range ForecastHeavy rain (total 43mm), heaviest during Sat night. Warm (max 29°C on Fri afternoon, min 26°C on Sat night). Wind will be generally light. | Days 4-6 Weather SummaryHeavy rain (total 44mm), heaviest during Sun afternoon. Warm (max 27°C on Mon morning, min 24°C on Sun afternoon). Wind will be generally light. | ||||||||||||||||||||
Thursday 16 | Friday 17 | Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | Wednesday 22 | |||||||||||||||
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 15 | SW 15 | SW 16 | SW 16 | SW 15 | SW 14 | SW 14 | SW 14 | SW 13 | SSW 13 | SSW 13 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 12 |
Wave Graph | |||||||||||||||||||||
720 | 695 | 871 | 883 | 784 | 676 | 667 | 589 | 525 | 458 | 451 | 1549 | 2164 | 1849 | 1592 | 1187 | 1047 | 595 | 569 | 378 | 339 | |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross-off | cross-off | off | cross-off | cross-off | glassy | cross-on | on | on | cross-on | glassy | cross-on | cross-on | glassy | cross-off | off | off | off | off | off |
High Tide | 8:02PM0.89m | 8:13AM1.29m | 8:48PM0.94m | 8:55AM1.20m | 9:33PM0.98m | 9:36AM1.08m | 10:20PM0.99m | 10:16AM0.95m | 11:08PM0.97m | 10:58AM0.82m | 00:00AM0.95m | 11:45AM0.69m | 00:59AM0.92m | ||||||||
Low Tide | 1:59PM-0.01m | 1:33AM0.06m | 2:36PM0.00m | 2:22AM0.11m | 3:12PM0.03m | 3:10AM0.17m | 3:45PM0.08m | 3:58AM0.25m | 4:17PM0.13m | 4:49AM0.33m | 4:50PM0.18m | 5:46AM0.39m | 5:26PM0.23m | ||||||||
6:28 | — | — | 6:28 | — | — | 6:28 | — | — | 6:28 | — | — | 6:28 | — | — | 6:28 | — | — | 6:28 | — | — | |
— | 6:29 | — | — | 6:29 | — | — | 6:29 | — | — | 6:29 | — | — | 6:29 | — | — | 6:29 | — | — | 6:30 | — | |
mm | 1 | — | 6 | — | — | 5 | 3 | 7 | 21 | 10 | 11 | — | 1 | 5 | 9 | 4 | 4 | — | 2 | — | 6 |
Temp °C | 28 | 28 | 28 | 28 | 29 | 28 | 28 | 28 | 27 | 25 | 25 | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 28 |
Feels °C | 33 | 32 | 32 | 31 | 33 | 33 | 33 | 32 | 30 | 27 | 27 | 30 | 30 | 30 | 32 | 30 | 30 | 29 | 30 | 30 | 30 |
Swell 1 Height (m) Direction Period (s) | SSW 15 | SW 15 | SW 16 | SW 16 | SW 15 | SW 14 | SW 14 | SW 14 | SW 13 | SSW 13 | SSW 13 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 12 |
720 | 695 | 871 | 883 | 784 | 676 | 667 | 589 | 525 | 458 | 451 | 1549 | 2164 | 1849 | 1592 | 1187 | 1047 | 595 | 569 | 378 | 339 | |
Swell 2 Height (m) Direction Period (s) | SSE 7 | SSE 8 | SSE 8 | WNW 8 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | S 7 | S 7 | S 7 | S 7 | SSE 7 | SSE 7 | SSE 7 | WNW 8 | WNW 10 | WNW 10 | SSW 16 | SW 18 |
30 | 63 | 65 | 14 | 89 | 63 | 63 | 82 | 71 | 51 | 62 | 47 | 52 | 43 | 29 | 26 | 13 | 20 | 20 | 86 | 49 | |
Swell 3 Height (m) Direction Period (s) | WNW 9 | WNW 9 | WNW 9 | W 16 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | SSW 18 | NW 7 | SW 4 | WNW 8 | WNW 7 | WNW 9 | SSW 20 | SSW 18 | SW 19 | WNW 11 | WNW 10 |
29 | 16 | 15 | 5 | 13 | 12 | 13 | 12 | 11 | 11 | 333 | 8 | 5 | 6 | 5 | 15 | 37 | 62 | 15 | 23 | 20 | |
Wind waves Height (m) Direction Period (s) | — | — | — | SSE 7 | — | — | — | — | — | NNW 3 | NNW 4 | W 4 | — | — | — | — | S 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 |
— | — | — | 78 | — | — | — | — | — | 6 | 13 | 12 | — | — | — | — | 32 | 93 | 125 | 107 | 172 | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 6 | 86 | 6 | 0 | 6 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Mentawi Islands | |||||||||||||||||||||
Best forecast wave conditions in Indonesia | |||||||||||||||||||||
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Information about the Hideaways (Mentawi Islands) Surf forecast
The above surf forecast table for Hideaways (Mentawi Islands) provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Hideaways (Mentawi Islands) can be found by selecting the local surf guide option on the grey menu. Our Hideaways (Mentawi Islands) 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 (Hideaways (Mentawi Islands)) 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 Hideaways (Mentawi Islands) 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.










