Molhes de Mampituba Surf Break

Lat Long: 29.40° S 49.77° W

Molhes de Mampituba Surf Forecast and Surf Report

Issued: 8 am 30 Jul 2026 (local time)

Forecast update in  hr  min

Today's Molhes de Mampituba sea temperature is
18.2° 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 30 Jul 2026:

  • Best quality surf: Friday 31 Jul, 3AM (local time) - 1.5ft (0.5m), 13s period, S swell with cross-offshore winds.
  • Most powerful swell: Saturday 1 Aug, 6PM (local time) - 7ft (2.2m), 8s period, ENE swell with 650 kJ wave energy.
  • Next surfable swell (1★+): Thursday 30 Jul, 9PM (local time) - 2.5ft (0.7m), 8s period with S 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 Thursday (Jul 30) at 9PM. The primary swell is predicted to be 0.7m and 8s period with a secondary swell of 0.4m and 13s. Another secondary swell of 0.5m and 4s 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 2.2m 8s and forecast to arrive on Saturday (Aug 01) at 6PM. 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+) 9PM (Thu 30th Jul)2.5ft (0.7m) 8s
Best Surf 3AM (Fri 31st Jul)1.5ft (0.5m) 13s
Most Powerful 6PM (Sat 1st Aug)7ft (2.2m) 8s

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


The Lowdown

Alright, Rusty here, talkin’ surf for Molhes de Mampituba. This forecast is a slow starter, then it turns into a proper show.

The first week is mostly small, weak, and messy. From the 30th of July through early August, the waves are tiny and the winds are a problem. The water temp is around 65°F, pretty normal for this time of year.

The first decent chance comes on Tuesday the 4th of August. The morning has a clean, cross-off breeze with a knee-high swell from the SSE at 0.8ft, with an 11-second period. The combined energy is 235, and the clean conditions make it actually worth a look.

The real action starts in the second week. The afternoon of Sunday the 10th of August is the first sign of life – glassy conditions, a 0.9ft SSE swell with a long 14-second period, and combined energy of 624. The standout stretch is from Tuesday the 11th of August. That morning you get a solid 2ft SSE swell, clean cross-off wind, and energy of 985. The afternoon is a bit smaller at 2ft but still clean, with energy of 1031. This is excellent, powerful surf for experienced surfers, and the SSE swell matches the optimum SE direction well.

Wednesday the 12th of August is the peak. The morning is glassy with a 2ft S swell, a long 11-second period, and energy of 1567. The afternoon is unreal – dead calm, glassy, a 2ft SSE swell with a very long 15-second period, and energy of 1781. That long-period groundswell will be a dream on this river/jetty break, offering long, clean lines.

Thursday the 13th of August keeps the quality high. The morning has a 3ft ESE swell, which is for the experts only, but with clean wind and a massive 2173 energy. The afternoon is a bit smaller at 2ft, but glassy again.

The best days to plan for are the 11th, 12th, and 13th of August. The 12th, with that perfect glass and long-period swell, is the absolute standout. It’s a long-range forecast, so keep an eye on it, but it’s lookin’ promising. The break can get crowded, as it’s “often” busy, so get there early.

This is Rusty, signing off.

Short Range Forecast

Mostly dry. Warm (max 27°C on Sat afternoon, min 15°C on Thu morning). Winds increasing (calm on Thu morning, fresh winds from the NE by Fri afternoon).

Days 4-6 Weather Summary

Moderate rain (total 15mm), heaviest on Tue morning. Warm (max 20°C on Mon morning, min 16°C on Sun morning). Wind will be generally light.

Thursday
30
Friday
31
Saturday
1
Sunday
2
Monday
3
Tuesday
4
Wednesday
5
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
1
0
1
0
0
1
2
1
1
0
0
2
1
0
1
2
0
1
1
0
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.5
S
9
0.8
SSE
9
0.4
SSE
13
0.6
S
12
1.4
ENE
6
1.7
ENE
8
2
NE
8
1.5
ENE
8
1.4
ENE
8
0.9
ENE
8
0.9
ENE
8
1
ENE
8
0.8
ENE
8
0.5
S
13
0.8
SSE
12
0.8
SSE
11
0.7
SSE
11
0.7
SSE
10
0.7
S
9
0.7
S
9
0.7
S
9
Wave Graph
Metric surfscale
Energy kJ
43
106
55
101
153
322
441
257
244
116
92
123
75
86
186
161
119
104
81
78
79
Wind (km/h)
5
NW
15
ENE
15
NNE
15
NE
30
NE
20
NNE
20
NNE
20
NNE
15
SSW
5
SSW
5
ESE
15
N
15
NNE
10
E
10
SSW
10
NNE
15
ENE
5
NNE
15
NNE
20
ENE
10
NNE
Wind State
glassy
cross-on
cross-off
cross-off
cross
cross-off
cross-off
cross-off
cross
cross
cross-on
cross-off
cross-off
cross-on
cross
cross-off
cross
cross-off
cross-off
cross-on
cross-off
High Tide
2:17PM0.48m
1:14AM0.54m
2:29PM0.48m
6:02PM0.44m
2:50PM0.46m
7:10PM0.41m
3:14PM0.45m
8:12PM0.39m
3:42PM0.42m
9:11PM0.37m
3:40AM0.53m
4:10PM0.39m
10:09PM0.36m
4:23AM0.48m
4:38PM0.35m
11:04PM0.35m
Low Tide
9:21PM0.26m
9:26AM-0.06m
4:57PM0.43m
9:55PM0.25m
10:07AM-0.05m
5:27PM0.39m
10:33PM0.25m
10:50AM-0.01m
6:01PM0.34m
11:39AM0.04m
6:36PM0.29m
7:26AM0.27m
12:33PM0.12m
7:12PM0.23m
7:42AM0.29m
1:37PM0.20m
7:50PM0.18m
clear
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
rain showers
light rain
rain showers
light rain
light rain
part cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:05
7:03
7:03
7:03
7:01
7:01
7:00
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:45
5:45
5:46
5:46
5:47
5:49
5:49
 mm
1
2
9
1
2
Temp °C
17
17
16
19
19
18
24
27
21
17
17
16
20
20
20
19
20
18
21
21
17
Feels °C
17
16
15
17
16
16
22
25
21
18
17
16
21
21
21
19
20
20
21
20
17
  • Map Icons:
  • Break
  • 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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