Molhes de Mampituba Surf Break

Lat Long: 29.40° S 49.77° W

Molhes de Mampituba Surf Forecast and Surf Report

Issued: 2 pm 06 Aug 2026 (local time)

Forecast update in  hr  min

Today's Molhes de Mampituba sea temperature is
19.1° C
1.9° 

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 6 Aug 2026:

  • Best quality surf: Saturday 8 Aug, 12AM (local time) - 6ft (1.8m), 14s period, S swell with cross-offshore winds.
  • Most powerful swell: Saturday 8 Aug, 12AM (local time) - 6ft (1.8m), 14s period, S swell with 1,373 kJ wave energy.
  • Next surfable swell (1★+): Friday 7 Aug, 3AM (local time) - 2.5ft (0.7m), 8s period with ENE 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 Friday (Aug 07) at 3AM. The primary swell is predicted to be 0.7m and 8s period with a secondary swell of 0.3m and 8s. 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 1.8m 14s and forecast to arrive on Saturday (Aug 08) at 12AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.9m 5s period and expected on Friday (Aug 07) at 12AM.

Wave TypeTime (-03) & Date Wave Height & Period
Next good surf (1 star+) 3AM (Fri 7th Aug)2.5ft (0.7m) 8s
Best Surf12AM (Sat 8th Aug)6ft (1.8m) 14s
Most Powerful12AM (Sat 8th Aug)6ft (1.8m) 14s

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


The Lowdown

Alright, Rusty here. Let’s talk about what’s brewing at Molhes de Mampituba over the next couple weeks.

The water is sitting at 66°, which is a touch warmer than usual for this time of year – nothing crazy, just a little bit of that early-spring feel. The forecast pattern is a slow burner; there’s no proper surf to get excited about for the first couple of days, with Thursday afternoon looking flat and messy from a light cross-shore NE breeze. The real action starts to build through the weekend and into next week, but it takes a while to line up properly.

Friday morning is clean but small – only 3 ft from the SSW, with a gutless period of just 5 seconds, so not worth paddling out. Friday afternoon jumps to 7 ft from the SSW (8 sec), but it’s sloppy and cross-shore, so nothing pretty. Saturday morning looks better: a cleaner 5 ft S swell at 13 seconds, with NNE cross-off winds – you’ll find some fun little runners but it’s still marginal. Saturday afternoon is where it starts to get interesting – glassy conditions with 6 ft SSE groundswell (13 sec), and that’s when you want to be in the water. Clean, lined-up, and proper energy for intermediate guys.

Sunday gets lumpy again with onshore winds and strong cross-shore chop, so don't bother. Monday and Tuesday mornings both have clean conditions with 5 ft SSE swell at 12 seconds, and light offshore breezes – very good surf for the patient surfer. Tuesday afternoon stays clean but drops a touch. Wednesday the 12th is a real gem – morning light offshore, afternoon glass, both with 5–5 ft SSE groundswell, so that’s a solid day to call in sick.

After that, things get ragged. Thursday the 13th is big, windy, and messy with 8 ft SE windswell (8 sec) and heavy rain – that’s a pass. Friday the 14th stays cross-onshore and choppy, though it holds decent size (6 ft SSE, 14 sec). Not ideal.

The standout window is the 17th and 18th. Monday the 17th morning delivers 7 ft ENE groundswell with glassy conditions – that’s clean, powerful, and packed with energy (combined energy 533). Better yet, Tuesday the 18th morning pushes 12 ft from the ENE with a long 9-second period – combined energy hits a massive 3315 – and light offshore cross-winds. That is a big, serious swell, and with light offshore flow, the river jetties setup will absolutely pump. This is the highlight of the entire 16 days. If you’re an experienced surfer, that morning is the one. The afternoon holds similar size but gets a bit of onshore push, so hit the early. For beginners, anything over 8 ft means steer clear; that Tuesday swell is for the crew who know what they’re doing.

The second week also has good stretches – the 21st Friday morning is glassy with 6 ft ENE swell and offshore winds, really clean and fun. The 20th Thursday morning is clean but smaller at 3 ft.

Crowds can be a factor at Molhes de Mampituba as it gets a fair bit of attention, so when the clean, good swells hit (like the 8th afternoon, the 12th, or the 17th–18th), expect company.

Rusty.

Short Range Forecast

Light rain (total 7mm), mostly falling on Sat afternoon. Warm (max 23°C on Thu afternoon, min 11°C on Fri night). Wind will be generally light.

Days 5-7 Weather Summary

Light rain (total 2mm), mostly falling on Wed morning. Very mild (max 14°C on Tue morning, min 11°C on Sun night). Wind will be generally light.

Thu
6
Friday
7
Saturday
8
Sunday
9
Monday
10
Tuesday
11
Wednesday
12
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
0
0
0
4
3
4
1
2
1
2
2
0
2
3
2
3
3
3
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.5
SSE
9
0.5
E
8
0.6
ENE
8
2
SSW
8
1.8
S
14
1.6
S
13
1.8
SSE
13
1.6
S
12
2
S
12
2
S
10
1.5
S
12
1.4
SSE
12
1.6
S
12
1.6
S
12
1.6
SSE
12
1.6
SSE
12
1.7
SSE
12
1.6
SSE
12
1.5
SSE
12
1.4
SSE
11
Wave Graph
Metric surfscale
Energy kJ
44
29
49
541
1373
878
1089
759
1040
857
650
579
761
699
669
718
890
766
624
469
Wind (km/h)
15
NE
20
SSW
20
SW
25
SSW
5
N
15
NNE
5
WSW
15
SW
25
SSW
20
S
10
SW
10
SW
20
S
10
SSE
5
N
15
ENE
10
NNW
10
N
5
N
15
ESE
Wind State
cross
cross-on
cross-off
cross
cross-off
cross-off
glassy
cross
cross
cross-on
cross
cross
cross-on
cross-on
cross-off
cross
cross-off
cross-off
glassy
on
High Tide
5:01PM0.32m
11:56PM0.33m
6:15AM0.34m
12:15PM0.56m
00:45AM0.32m
1:11PM0.64m
1:30AM0.30m
2:07PM0.68m
2:11AM0.28m
3:03PM0.68m
9:35PM0.32m
4:00PM0.65m
10:52PM0.40m
4:57PM0.60m
11:45PM0.49m
Low Tide
8:30PM0.14m
8:15AM0.31m
9:13PM0.13m
4:10AM0.16m
10:02PM0.15m
5:23AM0.09m
11:10PM0.19m
6:23AM0.01m
8:00PM0.30m
7:14AM-0.05m
8:17PM0.32m
7:59AM-0.08m
8:43PM0.33m
clear
rain showers
part cloud
clear
clear
rain showers
rain showers
clear
clear
clear
part cloud
part cloud
cloud
cloud
part cloud
part cloud
cloud
light rain
mod rain
heavy rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:58
6:58
6:56
6:56
6:56
6:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:50
5:50
5:51
5:51
5:52
5:52
5:52
 mm
4
1
2
2
9
38
Temp °C
23
20
16
17
13
14
15
15
13
13
12
13
13
13
14
14
14
12
12
15
Feels °C
23
18
12
12
10
12
15
11
8
8
9
9
8
10
12
11
12
11
12
13
  • Map Icons:
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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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