Molhes de Mampituba Surf Break

Lat Long: 29.40° S 49.77° W

Molhes de Mampituba Surf Forecast and Surf Report

Issued: 2 am 12 Aug 2026 (local time)

Forecast update in  hr  min

Today's Molhes de Mampituba sea temperature is
18.0° C
0.9° 

Molhes de Mampituba surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Molhes de Mampituba surf forecast from 12 Aug 2026:

  • Best quality surf: Sunday 16 Aug, 6PM (local time) - 10ft (3.0m), 8s period, ENE swell with cross-shore winds.
  • Most powerful swell: Thursday 13 Aug, 9AM (local time) - 6ft (1.9m), 14s period, SSE swell with 1,322 kJ wave energy.
  • Next surfable swell (1★+): Wednesday 12 Aug, 12PM (local time) - 5ft (1.6m), 12s period with SSE swell.

Best Forecast Surf Conditions for Molhes de Mampituba this week:

The surf forecast for Molhes de Mampituba over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Aug 12) at 12PM. The primary swell is predicted to be 1.6m and 12s period with a secondary swell of 0.5m and 4s. Another secondary swell of 0.9m and 5s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Molhes de Mampituba in the next 16 days are 1.9m 14s and forecast to arrive on Thursday (Aug 13) at 9AM. Winds are predicted to be cross-shore at the time the swell arrives.

Wave TypeTime (-03) & Date Wave Height & Period
Next good surf (1 star+)12PM (Wed 12th Aug)5ft (1.6m) 12s
Best Surf 6PM (Sun 16th Aug)10ft (3.0m) 8s
Most Powerful 9AM (Thu 13th Aug)6ft (1.9m) 14s

Table - best surf conditions forecast for Molhes de Mampituba over the next 16 days.


The Lowdown

G'day, Rusty here, lookin' at the surf for Molhes de Mampituba over the next couple of weeks. We've got a bit of a slow start, but there's some real fire in the back half of this run, so let's get into it.

The first solid surf we see rolls in on Wednesday, August 12th. It's not the biggest, but the conditions are a treat. Wednesday morning, we've got clean 6ft swell pushing in from the SSE, with a solid 12-second period and a light cross-offshore breeze from the NNW. The water's sittin' at 64°, which is pretty much what you'd expect for this time of year. The combined energy is a solid 788, so there's some grunt there. It's a good, clean day at the jetties. Wednesday afternoon holds up nicely too, with 5ft SSE swell and the same cross-off wind, so you can get a full session in. This is a good, solid start.

Thursday, August 13th, the swell bumps up a bit to 6ft from the SSE, but the wind swings around to a light cross from the SW, which is still okay. The energy jumps right up to 1336, so there's plenty of push, but the morning window is a bit of a mixed bag with the tide. Thursday afternoon sees the wind go onshore from the SE, and the energy drops, so it's a bit of a write-off. Friday, August 14th, and Saturday, August 15th, are looking pretty average. The wind is on it, choppy and messy, with the swell mixing up from the east. Not the kind of conditions you get excited about. The short period (8 seconds) on Saturday doesn't help.

Now, Sunday, August 16th, the swell is getting bigger, hitting 8ft from the ENE in the morning. The wind is cross-off from the NNE, and it's clean. The energy is 1310, but that 8ft is gettin' into the expert-only zone. It's a powerful wave, but you need to know what you're doin'. The afternoon drops to 7ft, but the wind goes cross, so it's less special.

Here's your standout moment. Monday, August 17th. This is the one. The morning is goin' to be absolutely magic. We've got a 8ft swell from the ENE, but the wind is glassy, dead calm from the NNE. The energy is 1155. It's a big, powerful wave, but with those glassy conditions, it's a dream for the experienced crew. This is the best session on offer, hands down. The afternoon goes to mush, so get it while you can.

After that, the week goes quiet. Tuesday, August 18th, the swell drops right off to 3ft, and the wind is light onshore. We get a run of small, poor surf from the 19th through the 22nd. The energy is low, the wind is cranky, and it's just not worth paddlin' out for. There's a bit of a dry spell, about 4-5 days of nothin' much.

But then the second week starts to show some promise. Sunday, August 23rd, the morning session looks like a ripper. We've got 6ft swell from the south, with a 12-second period and a clean offshore wind from the NNW. The energy is 884, and the conditions are described as "very good." This is a solid drop-in for the second week. The afternoon goes cross-on, so it's a one-hit wonder.

Monday, August 24th, keeps the run goin'. The morning has 5ft swell from the south, a cross-off breeze from the NNE, and clean conditions. The afternoon is an absolute gem – glassy calm, with no wind, and 4ft SSE swell. The energy is 956, so it's a good, fun wave. A perfect afternoon session.

Then we get the final standout for the run. Tuesday, August 25th, morning. This is for the experienced crew. The swell is 6ft from the SSE, but the period is 14 seconds, so it's a proper groundswell with heaps of energy (1212). The wind is glassy, dead calm. This is a powerful, clean wave that will be reelin'. It's a serious risk, but the reward is huge. The afternoon goes a bit cross-on, so the morning is the window.

The last few days, August 26th and 27th, wind down. The swell drops, and the wind gets messy. The 27th morning has a glassy 4ft, which is a fun little cleanup wave, but nothin' to write home about.

So, to wrap it up: the best of the best is Monday, August 17th morning for the big, glassy, powerful conditions. Then keep an eye on Sunday, August 23rd morning, and Tuesday, August 25th morning for some serious, clean groundswell. The rest of the time is a mix of average and small. Get out there when the wind is right, and you'll be smilin'.

Rusty.

Short Range Forecast

Heavy rain (total 80mm), heaviest during Thu morning. Very mild (max 17°C on Fri afternoon, min 11°C on Wed morning). Wind will be generally light.

Days 4-6 Weather Summary

Moderate rain (total 15mm), heaviest on Sun morning. Warm (max 21°C on Mon morning, min 16°C on Mon night). Wind will be generally light.

Wednesday
12
Thursday
13
Friday
14
Saturday
15
Sunday
16
Monday
17
Tuesday
18
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
3
3
3
3
2
1
1
1
0
3
2
4
3
2
!
4
1
0
0
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.7
SSE
12
1.6
SSE
12
1.6
SSE
14
1.9
SSE
14
1.4
SSE
13
1.2
SSE
12
1.7
SSE
13
1.7
SSE
13
1.3
SSE
12
2.3
E
8
2.2
E
8
2.4
ENE
8
2.5
ENE
8
2
E
8
3
ENE
8
2.3
ENE
8
1.7
E
8
1.3
E
8
1
E
9
1
E
9
1.1
E
9
Wave Graph
Metric surfscale
Energy kJ
761
718
1016
1322
623
454
889
968
462
609
597
725
809
552
1039
722
422
245
162
162
194
Wind (km/h)
10
NNW
10
NNE
15
SSW
10
SW
10
SSE
15
E
20
ENE
25
ENE
25
NE
15
NE
20
NE
15
NNE
20
NNE
15
NE
20
NE
5
NE
10
SSE
25
SW
5
S
5
ESE
25
NE
Wind State
cross-off
cross-off
cross
cross
on
cross-on
cross-on
cross
cross
cross
cross
cross-off
cross-off
cross
cross
glassy
cross-on
cross
cross-on
on
cross-off
High Tide
4:57PM0.60m
11:45PM0.49m
1:32PM0.39m
00:32AM0.56m
1:40PM0.40m
6:51PM0.44m
2:04PM0.43m
7:47PM0.36m
7:24AM0.21m
2:33PM0.46m
8:43PM0.29m
8:39AM0.24m
3:03PM0.48m
9:38PM0.24m
3:23AM0.55m
3:34PM0.48m
10:30PM0.22m
Low Tide
8:43PM0.33m
8:40AM-0.09m
2:29PM0.38m
9:11PM0.33m
9:20AM-0.05m
4:00PM0.33m
9:40PM0.31m
9:58AM0.00m
5:07PM0.26m
10:10PM0.28m
6:30AM0.21m
6:05PM0.20m
6:55AM0.21m
6:56PM0.16m
7:22AM0.23m
7:41PM0.14m
heavy rain
mod rain
rain showers
heavy rain
light rain
mod rain
mod rain
light rain
mod rain
light rain
cloud
rain showers
mod rain
cloud
cloud
cloud
cloud
light rain
light rain
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:54
6:54
6:52
6:52
6:50
6:50
6:48
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:52
5:53
5:53
5:54
5:54
5:55
5:55
 mm
12
10
3
21
4
8
8
5
9
3
2
9
1
2
Temp °C
12
14
16
15
16
16
16
17
17
17
18
18
18
19
19
21
20
19
16
16
16
Feels °C
11
13
15
14
15
15
14
14
14
17
17
17
17
19
17
23
21
19
16
16
14
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  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Molhes de Mampituba Surf forecast

The above surf forecast table for Molhes de Mampituba provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Molhes de Mampituba can be found by selecting the local surf guide option on the grey menu. Our Molhes de Mampituba 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 (Molhes de Mampituba) 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 Molhes de Mampituba 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.

Molhes de Mampituba is 8 km (5 miles) from Torres. If you plan a holiday in Rio Grande Do Sul, look for hotels and other accommodation in Torres. Torres has rooms for a wide range of budgets as well as car hire and transport links.

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