Molhes de Mampituba Surf Break

Lat Long: 29.40° S 49.77° W

Molhes de Mampituba Surf Forecast and Surf Report

Issued: 2 am 09 Sep 2026 (local time)

Forecast update in  hr  min

Today's Molhes de Mampituba sea temperature is
16.4°C
1.1° 

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 9 Sep 2026:

  • Best quality surf: Sunday 13 Sep, 12AM (local time) - 5.5ft (1.7m), 9s period, SSE swell with cross-offshore winds.
  • Most powerful swell: Saturday 12 Sep, 6AM (local time) - 8ft (2.5m), 9s period, S swell with 1,062 kJ wave energy.
  • Next surfable swell (1★+): Wednesday 9 Sep, 6PM (local time) - 3ft (0.9m), 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 (Sep 09) at 6PM. The primary swell is predicted to be 0.9m and 12s period with a secondary swell of 0.9m and 7s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Molhes de Mampituba in the next 16 days are 2.5m 9s and forecast to arrive on Saturday (Sep 12) at 6AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.4m 2s period and expected on Tuesday (Sep 15) at 6AM.

Wave TypeTime (-03) & Date Wave Height & Period
Next good surf (1 star+) 6PM (Wed 9th Sep)3ft (0.9m) 12s
Best Surf12AM (Sun 13th Sep)5.5ft (1.7m) 9s
Most Powerful 6AM (Sat 12th Sep)8ft (2.5m) 9s

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


The Lowdown

Alright, folks, Rusty here. Let's have a look at what the next couple of weeks are serving up for Molhes de Mampituba. It’s a bit of a mixed bag, so let’s get into it.

The opening stretch is pretty grim. We're looking at a few days of small, weak, and junky surf. The water’s sitting at 62°, which is a bit colder than normal for this time of year, so you’ll want the extra rubber. Wednesday the 9th is a write-off, with tiny, onshore-wrecked waves. Thursday the 10th cleans up a little in the morning with a cross-off breeze and a touch more energy (410), but it's still small and the afternoon turns to junk. Friday is no better; a short-period, weak swell is there but the conditions are just ordinary. So basically, for the first few days, you might as well stay home and watch the cams.

Then we get a bit of a pulse. Saturday the 12th sees a bigger swell jump to 7ft, but it’s coming with a strong onshore wind, making it a messy, bumpy mess. The energy is there (662), but it's unsurfable in any pleasant way. Sunday morning the 13th, however, is where it’s at. The wind drops to glassy, and we have a clean 5ft of SE swell with moderate energy (477) – that’s your window for a proper session if you can get out early before the onshores kick in. That's the pick of the first week for sure.

After that, the middle of the week turns nasty again with strong winds and cross-chop making everything a battle. Monday and Tuesday are big writes-offs. It’s not until Wednesday the 16th that we see some serious size, with 6-6ft of swell and significant energy (850-1071), but the conditions are still questionable with onshore and cross winds. It’s big, but it won’t be pretty.

Now, for the standout. The forecast is pointing at Thursday morning the 17th and especially Friday morning the 18th as the real jewels. Thursday the 17th has that lovely cross-off wind, clean conditions, and a solid 5ft of SSE swell with a nice 11-second period (521). The energy is moderate, but it will have shape. But Friday the 18th is the one. The wind is completely calm and glassy with a clean 3ft of SSE swell (506). It's small but perfectly clean. For a river/jetties setup like this, that is going to be the most fun you’ll have all period. Mark your calendar for Friday morning.

After that, we fade out. The weekend of the 19th and 20th drops right back off, and we are back to long flat spells. There is a glimmer of hope on Monday the 21st with a clean 6ft of easterly swell, but it's likely to be a bit raw and the wind will be swinging around. The energy is low (314) and the period is short (7 seconds). It’s a promise, not a guarantee.

So, to wrap it up: go get some on Sunday morning the 13th, but the real winner is the clean, glassy surf on Friday morning the 18th. Don't get too excited about anything else.

Rusty out.

Short Range Forecast

Heavy rain (total 24mm), heaviest during Fri afternoon. Very mild (max 19°C on Fri morning, min 15°C on Wed morning). Winds increasing (calm on Thu night, fresh winds from the SW by Fri night).

Days 4-6 Weather Summary

Heavy rain (total 23mm), heaviest during Mon morning. Very mild (max 17°C on Sat morning, min 14°C on Sat night). Wind will be generally light.

Wednesday
9
Thursday
10
Friday
11
Saturday
12
Sunday
13
Monday
14
Tuesday
15
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
1
2
2
0
1
1
0
0
0
0
3
2
0
1
0
0
1
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.8
SSE
12
0.9
SSE
11
0.8
SSE
12
0.8
SSE
15
0.8
SSE
14
0.6
S
12
0.8
ENE
8
1.1
E
7
0.8
ENE
8
2
SSE
9
1.9
SSE
9
1.7
SSE
9
1.6
SE
9
1.3
SE
9
1.3
SE
9
1.7
ESE
7
1.2
E
7
1.4
E
8
0.9
SSE
10
1.2
S
10
1.7
S
7
Wave Graph
Metric surfscale
Energy kJ
150
198
186
304
247
108
75
123
77
627
573
497
427
263
249
294
139
229
177
277
295
Wind (km/h)
10
SSW
10
SE
5
NNW
10
NNE
15
ENE
5
NW
5
N
10
ESE
25
SW
25
SW
20
SSW
10
WSW
5
E
15
ENE
20
NE
20
NE
20
NE
10
SW
25
SSW
25
SSW
30
SSW
Wind State
cross-on
on
glassy
cross-off
cross-on
off
cross-off
on
cross-off
cross
cross-on
cross-off
glassy
cross-on
cross
cross
cross
cross
cross
cross
cross
High Tide
3:29PM0.58m
10:51PM0.45m
4:20PM0.50m
11:42PM0.52m
12:51PM0.41m
00:26AM0.58m
1:08PM0.44m
6:12PM0.32m
1:33PM0.48m
7:14PM0.24m
7:10AM0.26m
2:01PM0.50m
8:19PM0.19m
8:28AM0.30m
2:30PM0.51m
9:23PM0.16m
Low Tide
7:35PM0.30m
7:35AM-0.06m
8:03PM0.28m
8:15AM-0.04m
2:59PM0.37m
8:33PM0.25m
8:54AM0.01m
4:20PM0.29m
9:03PM0.21m
9:31AM0.08m
5:19PM0.21m
9:33PM0.18m
6:07AM0.26m
6:07PM0.14m
6:27AM0.26m
6:49PM0.10m
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
rain showers
rain showers
part cloud
clear
part cloud
part cloud
part cloud
part cloud
light rain
mod rain
mod rain
rain showers
rain showers
part cloud
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:24
6:22
6:22
6:20
6:20
6:18
6:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:07
6:07
6:08
6:08
6:09
6:09
6:10
 mm
4
20
4
8
7
4
2
1
Temp °C
17
16
16
18
18
17
19
19
18
17
16
16
16
16
15
14
14
15
15
18
13
Feels °C
16
15
17
17
17
18
20
21
13
13
12
14
13
13
12
11
11
12
11
13
8
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  • 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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