Gravatá (Navegantes) Surf Break

Lat Long: 26.83° S 48.62° W

Gravatá (Navegantes) Surf Forecast and Surf Report

Issued: 8 pm 09 Sep 2026 (local time)

Forecast update in  hr  min

Today's Gravatá (Navegantes) sea temperature is
19.4°C
0.4° 

Gravatá (Navegantes) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Gravatá (Navegantes) surf forecast from 10 Sep 2026:

  • Best quality surf: Tuesday 15 Sep, 3AM (local time) - 6ft (1.9m), 9s period, E swell with cross-offshore winds.
  • Most powerful swell: Tuesday 15 Sep, 3AM (local time) - 6ft (1.9m), 9s period, E swell with 575 kJ wave energy.
  • Next surfable swell (1★+): Thursday 10 Sep, 6AM (local time) - 3ft (0.9m), 8s period with E swell.

Best Forecast Surf Conditions for Gravatá (Navegantes) this week:

The surf forecast for Gravatá (Navegantes) over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Sep 10) at 6AM. The primary swell is predicted to be 0.9m and 8s period with a secondary swell of 0.4m and 13s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Gravatá (Navegantes) in the next 16 days are 1.9m 9s and forecast to arrive on Tuesday (Sep 15) at 3AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.2m 4s period and expected on Friday (Sep 11) at 3AM.

Wave TypeTime (-03) & Date Wave Height & Period
Next good surf (1 star+) 6AM (Thu 10th Sep)3ft (0.9m) 8s
Best Surf 3AM (Tue 15th Sep)6ft (1.9m) 9s
Most Powerful 3AM (Tue 15th Sep)6ft (1.9m) 9s

Table - best surf conditions forecast for Gravatá (Navegantes) over the next 16 days.


The Lowdown

Alright folks, Rusty here. Let's have a proper look at what's on the cards for the next couple of weeks around Gravatá (Navegantes). This beach is wide open to the ocean, so it can handle a bit of size, but direction is everything.

Right out of the gate, it's a mixed bag. We've got small, surfable waves early on, but the conditions are just ordinary. A bit of rain, lumpy cross-off breezes—nothing to get excited about. That first real window for something decent doesn't show up until Tuesday, September 15th. The morning starts to clean up with a cross-off breeze from the West at just 6 mph, pushing in a 5 ft east swell. It’s nothing epic, but it’s clean and ridable. That afternoon, though, is where the magic happens: the wind drops to glassy, a whisper from the SSW at 3 mph, and you get a nice 4 ft east swell. That’s your standout for the first week—clean, glassy, and the water temp feels about average for this time of year.

The middle of the week gets a bit messy again with onshores, but the real show is building for the following week. Keep your eyes on Friday, September 18th. The morning serves up a clean 6 ft east-northeast swell with light offshore breezes, and the combined wave energy is kicking at 462 (moderate), so there's grunt in the water. But the absolute highlight of the whole outlook is the Friday afternoon, when the wind goes glassy, the swell bumps up to 7 ft from the east-northeast, and the combined energy jumps to a solid 923 (strong). That’s a proper groundswell window, with a period of 8 seconds giving it punchy, lined-up walls. This one is for the bigger board or the step-up. It’s powerful, clean, and has that rare glassy finish.

After that, it drops back to smaller, cleaner slop towards the 20th and 21st, then there’s a gap of a few days with nothing really worth paddling out for—just wind and chop. But hold onto your leash, because Thursday, September 25th is another beauty. The morning is glassy, the wind is off the land from the NW at just 6 mph, and you get a lovely 6 ft east-northeast swell with a combined energy of 509 (moderate/strong). It’s a solid, clean, powerful day that should offer some proper stand-up waves for the experienced crew. For the beginners, that 6 ft is getting a bit beefy, so pick your days when it’s smaller.

All in all, the best of the run is hands down the Friday afternoon (18th) and that last morning (25th). Everything else is just filler. Rusty out.

Short Range Forecast

Heavy rain (total 64mm), heaviest during Wed night. Warm (max 20°C on Thu afternoon, min 17°C on Wed night). Wind will be generally light.

Days 5-7 Weather Summary

Heavy rain (total 61mm), heaviest during Sun night. Warm (max 23°C on Tue afternoon, min 14°C on Mon night). Wind will be generally light.

Thursday
10
Friday
11
Saturday
12
Sunday
13
Monday
14
Tuesday
15
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
2
1
1
0
1
0
1
0
0
0
0
0
0
0
0
2
2
2
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1
E
8
0.9
E
8
0.8
E
8
0.8
ENE
8
0.9
ENE
8
0.8
ENE
8
0.8
ENE
8
1.4
SSE
7
1.2
SE
7
1.3
SE
8
1.1
SE
8
1.5
SE
8
1.3
ESE
6
1.7
E
7
1.2
E
7
1.9
E
9
1.6
E
9
1.3
E
9
1.7
SE
9
Wave Graph
Metric surfscale
Energy kJ
120
93
86
75
94
79
81
202
131
227
163
262
111
286
138
562
398
251
429
Wind (km/h)
5
ESE
5
NW
10
N
5
NNE
15
NW
15
NE
10
W
20
S
20
SE
20
SSE
20
SSE
10
SE
25
E
25
E
25
SE
15
SW
10
W
5
SSW
10
S
Wind State
glassy
cross-off
cross-off
cross
cross-off
cross
off
cross-on
cross-on
cross-on
cross-on
on
on
cross-on
on
cross-off
cross-off
glassy
cross-on
High Tide
1:16AM1.08m
2:05PM1.09m
1:50AM1.14m
2:31PM1.07m
2:24AM1.17m
2:56PM1.03m
2:58AM1.15m
3:20PM0.98m
3:32AM1.09m
3:43PM0.93m
4:08AM1.01m
4:03PM0.87m
Low Tide
8:06AM-0.01m
8:16PM0.36m
8:23AM0.04m
8:06PM0.32m
8:31AM0.10m
8:08PM0.25m
8:38AM0.17m
8:25PM0.20m
8:52AM0.24m
8:50PM0.17m
9:11AM0.32m
9:18PM0.17m
heavy rain
mod rain
cloud
rain showers
mod rain
rain showers
rain showers
cloud
light rain
mod rain
light rain
light rain
heavy rain
heavy rain
light rain
rain showers
clear
clear
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:18
6:16
6:15
6:13
6:13
6:11
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:04
6:05
6:05
6:06
6:06
6:07
6:07
 mm
29
7
3
9
12
3
1
8
4
4
28
11
4
2
1
Temp °C
17
19
20
19
20
20
20
18
18
16
16
16
16
16
16
16
22
23
17
Feels °C
18
19
22
21
22
21
22
16
16
13
14
15
13
13
13
13
21
22
16
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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 Gravatá (Navegantes) Surf forecast

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

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