Rio Grande Jetties surfForecast / Rio Grande Do Sul / Brazil

information circle12 Day Weather and Surf, issued 2 am Wednesday 09 Jul 2025 -03
Forecast update in hr  min  s Forecast update imminent
Rio Grande Jetties surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Rio Grande Jetties sea temperature is
12.0° C
(Which is 1.8°C colder than average for this time of year)


Best Forecast Surf Conditions for Rio Grande Jetties this week:

The surf forecast for Rio Grande Jetties over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Jul 11) at 9AM. The primary swell is predicted to be 0.7m and 6s period with a secondary swell of 0.3m and 11s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Rio Grande Jetties in the next 12 days are 0.8m 7s and forecast to arrive on Wednesday (Jul 16) at 12AM. 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+) 9AM (Fri 11th Jul)2.5ft (0.7m) 6s
Best Surf 9AM (Fri 11th Jul)2.5ft (0.7m) 6s
Most Powerful12AM (Wed 16th Jul)2.5ft (0.8m) 7s

Table - best surf conditions forecast for Rio Grande Jetties over the next 12 days.

Updates in  hr  min  s Forecast update imminent
Wednesday
09
Thursday
10
Friday
11
Saturday
12
Sunday
13
Monday
14
Tuesday
15
Wednesday
16
Thursday
17
Friday
18
Saturday
19
Sunday
20
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.5
S
0.4
ESE
0.4
SSE
0.1
E
0.6
E
0.2
SSE
0.7
E
0.6
E
0.6
E
0.8
E
0.7
E
0.8
E
0.7
E
0.7
E
0.6
E
0.7
ESE
0.7
E
0.7
E
0.7
E
0.7
E
0.8
E
0.7
E
0.7
E
0.7
E
0.7
E
0.7
E
0.5
E
0.9
E
1.1
E
0.9
E
0.7
E
0.7
E
0.6
E
0.5
E
0.4
E
1.2
S
Period(s) (?)66616813666666656677777777777757888886
Wave
Graph
(?)Metric surfscale
Energy (?)3726201860396552487941444037315049535749644851515048378166926156493732134
Wind
(km/h)
5
WSW
5
ESE
10
E
10
ENE
15
ENE
10
ENE
5
N
5
ESE
10
NE
5
E
10
ENE
10
ENE
10
ENE
10
E
5
NE
5
N
10
NE
10
NE
20
NE
15
NE
15
NNE
20
NE
20
NE
15
NE
15
NE
10
NE
15
N
10
WNW
10
N
15
NW
10
W
5
NW
10
NNW
10
NNE
15
NE
15
NE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
ononcross-
on
cross-
on
cross-
on
glassoncrossoncross-
on
cross-
on
cross-
on
cross-
on
glasscross-
off
cross-
on
crosscrosscrosscrosscrosscross-
on
cross-
on
crosscrosscross-
off
offcross-
off
cross-
off
offglasscross-
off
crosscross-
on
cross-
on
High Tide
/ height (m)
2:24PM
0.36
6:51PM
0.35
3:01PM
0.35
7:40PM 1:06AM
0.38 0.25
8:47AM
0.12
3:40PM
0.34
8:28PM 1:52AM
0.41 0.27
9:08AM
0.12
4:23PM
0.33
9:15PM 2:39AM
0.45 0.28
9:42AM
0.13
5:10PM
0.31
10:03PM
0.48
3:27AM 10:22AM
0.29 0.15
6:04PM 10:50PM
0.28 0.50
4:20AM 11:05AM
0.29 0.19
11:38PM
0.50
5:20AM 11:51AM
0.28 0.24
7:39PM 12:28AM
0.22 0.48
6:30AM
0.27
12:39PM
0.30
8:08PM 1:21AM
0.19 0.43
7:50AM
0.28
1:28PM
0.37
8:41PM 2:17AM
0.16 0.37
9:26AM
0.30
2:21PM
0.44
9:15PM
0.14
3:17AM
0.30
3:19PM
0.49
9:49PM
0.14
Low Tide
/ height (m)
4:42PM
0.34
5:23AM
0.09
4:50PM
0.34
12:13AM
0.25
5:58AM 10:25AM
0.08 0.11
5:06PM
0.33
12:43AM
0.27
6:32AM 11:27AM
0.08 0.09
5:29PM
0.32
1:24AM
0.28
7:06AM
0.08
12:25PM 5:56PM
0.06 0.31
2:09AM
0.28
7:42AM
0.08
1:23PM
0.05
6:25PM 2:56AM
0.28 0.27
8:19AM
0.10
2:23PM
0.04
3:42AM 8:56AM
0.26 0.13
3:25PM
0.05
7:47PM
0.22
4:26AM 9:33AM
0.24 0.18
4:32PM
0.06
8:55PM
0.19
5:09AM 10:09AM
0.21 0.24
5:44PM
0.08
10:04PM
0.15
5:53AM 10:39AM
0.18 0.29
7:00PM 11:22PM
0.10 0.11
6:37AM
0.15
8:18PM 12:44AM
0.13 0.07
Wednesday
09
Thursday
10
Friday
11
Saturday
12
Sunday
13
Monday
14
Tuesday
15
Wednesday
16
Thursday
17
Friday
18
Saturday
19
Sunday
20
Sunrise7:28--7:28--7:28--7:28--7:28--7:26--7:26--7:26--7:26--7:26--7:24--7:24--
Sunset-5:37--5:37--5:38--5:38--5:39--5:39--5:40--5:42--5:42--5:43--5:43--5:44-
clearclearclearclearclearclearclearpart cloudclearclearclearpart cloudpart cloudcloudpart cloudclearclearclearpart cloudpart cloudclearclearpart cloudpart cloudlight rainrain showersrain showerslight rainpart cloudpart cloudclearclearclearclearclearpart cloud
Rain (mm)
------------------------1235--------
Temp. °C111215161615151615161717171717171817181919181916181818151514141716151616
Feels °C (?)101113131413161615161717171717171816171816151613161515151311121613131316

Short Range Forecast: Mostly dry. Very mild (max 16°C on Thu morning, min 9°C on Wed morning). Wind will be generally light.

Days 3-6 Weather Summary Mostly dry. Very mild (max 18°C on Mon afternoon, min 15°C on Sat morning). Wind will be generally light.

Days 6-9 Weather Summary Light rain (total 6mm), mostly falling on Thu afternoon. Very mild (max 19°C on Tue afternoon, min 15°C on Wed night). Wind will be generally light.

Long Range Forecast: Light rain (total 5mm), mostly falling on Fri morning. Very mild (max 17°C on Sat afternoon, min 12°C on Fri night). Wind will be generally light.

  • 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 Rio Grande Jetties Surf forecast

The above surf forecast table for Rio Grande Jetties provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Rio Grande Jetties can be found by selecting the local surf guide option on the grey menu. Our Rio Grande Jetties 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 (Rio Grande Jetties) 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 Rio Grande Jetties 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.

Rio Grande Jetties is 4 km (2 miles) from the city of Rio Grande. If you plan a holiday in Rio Grande Do Sul, look for hotels and other accommodation in Rio Grande. Rio Grande has rooms for a wide range of budgets as well as car hire and transport links.

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