
Surf Forecasts:
Hideaways (Mentawi Islands) surf forecast from 3 Aug 2026:
- Best quality surf: Saturday 8 Aug, 7PM (local time) - 7ft (2.2m), 16s period, SSW swell with glassy winds.
- Most powerful swell: Friday 7 Aug, 7PM (local time) - 8ft (2.5m), 17s period, SSW swell with 3,584 kJ wave energy.
- Next surfable swell (1★+): Saturday 8 Aug, 7PM (local time) - 7ft (2.2m), 16s period with SSW 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 Saturday (Aug 08) at 7PM. The primary swell is predicted to be 2.2m and 16s period. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Hideaways (Mentawi Islands) in the next 16 days are 2.5m 17s and forecast to arrive on Friday (Aug 07) at 7PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.2m 16s period and expected on Sunday (Aug 09) at 10AM.
| Wave Type | Time (WIB) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 7PM (Sat 8th Aug) | 7ft (2.2m) 16s |
| Best Surf | 7PM (Sat 8th Aug) | 7ft (2.2m) 16s |
| Most Powerful | 7PM (Fri 7th Aug) | 8ft (2.5m) 17s |
Table - best surf conditions forecast for Hideaways (Mentawi Islands) over the next 16 days.
The Lowdown
Alright, Rusty here, switching over to the imperial side of things.
First up, we're looking at Hideaways (Mentawi Islands). This is a reef setup that's consistent and gets a fair bit of the SW swell. The water is sitting at a warm 85°, which is pretty much normal for this time of year.
The first few days are a bit of a write-off, honestly. Monday the 3rd kicks off with a westerly wind and a cross-on, 5ft swell, but it's all messy. The combined energy is weak (996), and conditions are poor. That continues through Tuesday and Wednesday, with a building swell but the wind is all wrong – cross-onshore and choppy. We're seeing a bit more energy in the water (up to 1652 on Wednesday morning), but the surf is just not clean.
Thursday the 6th and Friday the 7th see the swell really kick in, around 7ft to 8ft, but again, it's cross-on and choppy. The energy is getting strong (3298, 3480), but it's useless for a good paddle. By Saturday the 8th, we get a slight improvement with lighter winds, but it's still a marginal call.
Now, here's the thing. There's a dry spell from Sunday the 9th through most of the following week. The swell drops right out, with some periods showing nothing at all. The wind is offshore on the 10th and 11th, but the swell is tiny – 2ft to 4ft, with a very long period (20-24 seconds). That's a groundswell, which is great for a reef like this, but the size is just small. The energy is low (268 to 1014). It's clean, but not really worth the paddle.
The real standout, the one you've been waiting for, starts on Saturday the 15th of August. The morning brings a clean 5ft swell from the SSW with a light offshore breeze. The energy is solid (1074). But it's the afternoon and the following days that are the true gems. Saturday afternoon through Sunday the 16th, and into Monday the 17th, we see the swell bump up to 6ft to 7ft, clean offshore winds, and the energy is really pumping (up to 3120). This is excellent, experienced-surfer territory. The waves are going to be solid, clean, and lined up.
But the absolute best of the best, the one to circle on the calendar, is Tuesday the 18th of August. Morning and afternoon you've got a solid 10ft SSW swell, with a moderate offshore wind. The combined energy is massive (5180). That's a serious, powerful swell. The wind is clean, and for a reef like Hideaways, that's a recipe for some of the best waves of the season. It's big, so it's for experts only, but if you can handle it, this is the day.
So, to sum it up: the first week is a bust. The second week has a few clean, small days, but the real payoff is from the 15th to the 18th, with Tuesday the 18th being the absolute stand-out.
Rusty.
Short Range ForecastHeavy rain (total 62mm), heaviest during Wed night. Warm (max 29°C on Wed morning, min 25°C on Mon night). Wind will be generally light. | Days 5-7 Weather SummaryHeavy rain (total 41mm), heaviest during Sat afternoon. Warm (max 29°C on Fri morning, min 26°C on Thu afternoon). Wind will be generally light. | |||||||||||||||||||
Mon 3 | Tuesday 4 | Wednesday 5 | Thursday 6 | Friday 7 | Saturday 8 | Sunday 9 | ||||||||||||||
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 14 | SSW 17 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 19 | SSW 18 | SSW 17 | SSW 16 | SSW 16 | SSW 18 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 16 | S 16 | SSW 15 |
Wave Graph | ||||||||||||||||||||
996 | 700 | 915 | 1586 | 1258 | 1292 | 1077 | 2715 | 2630 | 2384 | 1851 | 3291 | 3480 | 3213 | 2716 | 2308 | 2088 | 0 | 0 | 1525 | |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | cross-on | on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | off | cross-off | off | off |
High Tide | 9:26PM1.00m | 9:17AM0.97m | 10:03PM1.01m | 9:51AM0.87m | 10:49PM1.01m | 10:33AM0.76m | 11:48PM1.00m | 11:33AM0.64m | 1:06AM1.00m | 1:19PM0.56m | 2:34AM1.03m | 3:15PM0.56m | 3:50AM1.10m | |||||||
Low Tide | 3:22AM0.20m | 3:37PM0.07m | 4:09AM0.24m | 4:12PM0.10m | 5:04AM0.29m | 4:52PM0.14m | 6:14AM0.33m | 5:43PM0.18m | 7:49AM0.34m | 6:52PM0.22m | 9:36AM0.29m | 8:18PM0.23m | ||||||||
— | — | 6:26 | — | — | 6:26 | — | — | 6:26 | — | — | 6:26 | — | — | 6:26 | — | — | 6:26 | — | — | |
6:30 | — | — | 6:30 | — | — | 6:30 | — | — | 6:30 | — | — | 6:29 | — | — | 6:29 | — | — | 6:29 | — | |
mm | 3 | 12 | 3 | 5 | 2 | 2 | 3 | 21 | 11 | 4 | 1 | — | — | 17 | 5 | 9 | 4 | 1 | 2 | 7 |
Temp °C | 26 | 26 | 27 | 26 | 26 | 29 | 28 | 27 | 26 | 27 | 27 | 29 | 29 | 27 | 28 | 28 | 27 | 28 | 27 | 27 |
Feels °C | 27 | 28 | 27 | 26 | 27 | 31 | 31 | 30 | 28 | 29 | 28 | 30 | 30 | 29 | 31 | 32 | 31 | 31 | 30 | 31 |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 18 | SSW 17 | SSW 16 | SSW 16 | SSW 18 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 16 | S 16 | SSW 15 |
996 | 561 | 915 | 1586 | 1258 | 1292 | 949 | 2715 | 2630 | 2384 | 1851 | 3291 | 3480 | 3213 | 2716 | 2308 | 2088 | 2224 | 2153 | 1525 | |
Swell 2 Height (m) Direction Period (s) | SSW 7 | SSW 17 | W 11 | WNW 10 | W 10 | WNW 10 | SSW 19 | WNW 9 | WNW 10 | WNW 10 | WNW 9 | WNW 8 | WNW 8 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 10 | WNW 10 | WNW 9 |
89 | 700 | 275 | 370 | 440 | 276 | 1077 | 164 | 159 | 159 | 157 | 113 | 96 | 88 | 68 | 68 | 48 | 52 | 51 | 50 | |
Swell 3 Height (m) Direction Period (s) | S 18 | S 7 | SSW 13 | SSE 6 | S 16 | SSW 21 | WNW 10 | W 9 | S 12 | SSW 11 | SSW 19 | W 8 | — | — | — | SSE 6 | — | — | S 28 | SSW 26 |
160 | 34 | 427 | 4 | 20 | 353 | 201 | 83 | 11 | 164 | 627 | 46 | — | — | — | 3 | — | — | 15 | 66 | |
Wind waves Height (m) Direction Period (s) | — | WNW 11 | NNE 4 | N 4 | NNE 4 | N 4 | — | N 4 | N 5 | N 6 | N 5 | N 4 | — | NW 7 | — | — | — | SE 4 | SSE 5 | SSE 6 |
— | 47 | 29 | 22 | 6 | 7 | — | 6 | 21 | 40 | 23 | 7 | — | 47 | — | — | — | 6 | 28 | 55 | |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 697 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 6 | 7 | 6 | 6 | 6 | 6 | 0 | 6 | 6 | 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.











