Molhes de Mampituba Surf Break

Lat Long: 29.40° S 49.77° W

Molhes de Mampituba Surf Forecast and Surf Report

Issued: 8 am 08 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 8 Aug 2026:

  • Best quality surf: Saturday 8 Aug, 12PM (local time) - 5.5ft (1.7m), 14s period, SSE swell with cross-offshore winds.
  • Most powerful swell: Friday 14 Aug, 6AM (local time) - 6ft (1.8m), 14s period, SSE swell with 1,224 kJ wave energy.
  • Next surfable swell (1★+): Saturday 8 Aug, 12PM (local time) - 5.5ft (1.7m), 14s 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 Saturday (Aug 08) at 12PM. The primary swell is predicted to be 1.7m and 14s period with a secondary swell of 0.4m and 8s. Another secondary swell of 0.7m 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 1.8m 14s and forecast to arrive on Friday (Aug 14) at 6AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.6m 4s period and expected on Friday (Aug 14) at 3AM.

Wave TypeTime (-03) & Date Wave Height & Period
Next good surf (1 star+)12PM (Sat 8th Aug)5.5ft (1.7m) 14s
Best Surf12PM (Sat 8th Aug)5.5ft (1.7m) 14s
Most Powerful 6AM (Fri 14th Aug)6ft (1.8m) 14s

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


The Lowdown

G’day, Rusty here.

Right, let’s have a look at what’s on the cards for Molhes de Mampituba. We’ve got a pretty decent run of clean, solid groundswell kicking off straight away, so no waiting around.

Saturday 8 August starts with a solid 6 ft SSE swell at 14 seconds pushing through – that’s proper groundswell with heaps of energy (1136). Water’s sitting at 66°, a touch warmer than normal, so you won’t need the 5/4. Morning’s cloudy with a gentle N cross-off breeze, so lines should be clean. This is quality size for experienced surfers, not one for beginners. By afternoon, the wind goes glassy with a light NW breeze – magic. Sets will have good push, but with that 13-14 second period expect longer lulls between sets, which makes paddling out a bit easier.

Sunday 9 August is a write-off. Morning’s cross-shore SW wind at 12 mph chops up the 3 ft swell, and afternoon’s not much better with a cross-onshore S breeze on a 5 ft S swell. Choppy and messy. Best sit this one out.

We get a bit of a clean-up Monday 10 August – the morning’s showing a 7 ft S swell (1698 energy) but the SW cross-wind puts a bit of texture on it. It’s marginal, tide-dependent. Not a standout.

Now Tuesday 11 August through Thursday 13 August – this is the sweet spot. Tuesday morning delivers a clean 5 ft SSE swell (808) with a light N cross-off breeze. Wednesday holds similar – 6 ft SSE, clean. Thursday morning is the pick: 5 ft SSE swell but with a 15-second period (1196 energy) and a light W cross-off wind. That’s a long-period groundswell, meaning beautiful shaped waves, plenty of energy, and clean faces. This is the standout period for experienced surfers. The swell direction (SSE) matches the optimum SE direction nicely, so expect good lines at the jetties. It can get crowded here – “often” crowded – so get in early.

Friday 14 August drops off. The swell’s still around 6 ft but period collapses to 9 seconds and winds go cross or onshore. Choppy again. Not worth it.

Saturday 15 August to Sunday 16 August – small clean waves early on Saturday (4 ft ESE, 8 seconds, light cross-off) but period’s short. Sunday morning’s similar, 5 ft E swell at 6 seconds (238 energy). Small, weak, but clean if you’re desperate.

Monday 17 August – bigger swell pushes back in (6 ft E, 8 seconds) but winds are moderate to strong cross-off or cross, and the energy (396-1023) says it’s messy rather than good. Only for the keen.

From Tuesday 18 August through to Sunday 23 August it’s pretty lean. Small swells, poor winds, mostly cross or onshore, choppy. There are a few tiny windows – like Thursday 20 August morning – with a clean 5 ft E swell at 8 seconds and glassy conditions, but it’s tiny. The rest is pretty much a write-off for paddle surfing. If you’re into kites, the strong cross-winds and choppier days from the 18th might be more your thing.

So overall, the clear standout is Tuesday 11 August through Thursday 13 August – mornings especially. Clean, solid groundswell, light offshores, proper energy. Thursday morning with that 15-second period is the pick of the bunch, but it’s one for experienced surfers only.

Stay tuned, forecasts can change.

– Rusty

Short Range Forecast

Light rain (total 2mm), mostly falling on Sat afternoon. Very mild (max 16°C on Sat night, min 10°C on Sun night). Wind will be generally light.

Days 4-6 Weather Summary

Heavy rain (total 52mm), heaviest during Tue night. Warm (max 20°C on Thu afternoon, min 11°C on Tue afternoon). Wind will be generally light.

Saturday
8
Sunday
9
Monday
10
Tuesday
11
Wednesday
12
Thursday
13
Friday
14
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
4
4
1
0
0
2
3
1
3
3
3
3
3
3
3
4
4
3
2
2
3
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
14
1.6
SSE
13
1.4
SSE
12
1
SSE
12
1.6
S
11
1.6
S
12
2
S
12
1.7
S
12
1.7
SSE
12
1.6
SSE
12
1.8
SSE
12
1.7
SSE
12
1.7
SSE
12
1.4
SSE
12
1.4
SSE
11
1.6
SSE
15
1.6
SSE
14
1.5
SSE
13
1.9
SSE
9
1.8
SE
9
1.2
S
12
Wave Graph
Metric surfscale
Energy kJ
1106
943
540
283
584
761
1103
841
905
794
887
838
850
480
455
1091
961
692
606
471
390
Wind (km/h)
15
N
5
NW
20
SW
20
SW
15
S
10
SW
15
SW
15
S
5
NE
5
N
10
NNE
5
N
10
N
5
NNW
15
NE
5
WSW
15
NNE
15
WSW
20
SW
5
SE
5
N
Wind State
cross-off
glassy
cross
cross
cross-on
cross
cross
cross-on
glassy
cross-off
cross-off
glassy
cross-off
glassy
cross-off
cross-off
cross-off
cross-off
cross
on
cross-off
High Tide
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
1:32PM0.39m
00:32AM0.56m
1:40PM0.40m
6:51PM0.44m
Low Tide
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
8:40AM-0.09m
2:29PM0.38m
9:11PM0.33m
9:20AM-0.05m
4:00PM0.33m
9:40PM0.31m
part cloud
rain showers
clear
clear
cloud
part cloud
clear
part cloud
part cloud
cloud
light rain
heavy rain
heavy rain
mod rain
light rain
heavy rain
light rain
part cloud
part cloud
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:58
6:56
6:56
6:56
6:54
6:54
6:52
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:51
5:51
5:52
5:52
5:52
5:53
5:53
 mm
2
1
17
11
9
1
11
2
Temp °C
14
15
16
13
13
12
13
13
13
13
13
12
12
13
16
17
20
18
17
17
16
Feels °C
12
16
13
9
9
9
9
9
11
10
10
12
10
12
16
18
21
18
16
17
15
  • 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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