Rio Grande Jetties surfForecast / Rio Grande Do Sul / Brazil

information circle12 Day Weather and Surf, issued 8 pm Tuesday 08 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
11.6° C
(Which is 2.3°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 6AM. The primary swell is predicted to be 0.7m and 6s period with a secondary swell of 0.3m and 12s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Rio Grande Jetties in the next 12 days are 1.5m 7s and forecast to arrive on Monday (Jul 14) at 6AM. 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+) 6AM (Fri 11th Jul)2.5ft (0.7m) 6s
Best Surf 6AM (Fri 11th Jul)2.5ft (0.7m) 6s
Most Powerful 6AM (Mon 14th Jul)5ft (1.5m) 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
Sun
20
NightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPM
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 (?)
0.4
ESE
0.5
S
0.4
SSE
0.4
SSE
0.3
E
0.3
E
0.7
E
0.7
E
0.6
E
0.6
E
0.6
E
0.7
E
0.6
E
0.7
E
0.8
E
0.9
E
1.2
E
1.1
E
0.9
E
0.9
E
0.8
E
0.8
E
0.9
E
0.7
E
0.1
S
0.9
E
0.7
E
0.6
S
0.6
S
0.5
S
0.4
SSE
0.4
S
0.3
S
0.3
S
0.3
E
0.6
E
Period(s) (?)76667876666666678877788810881010101098887
Wave
Graph
(?)Metric surfscale
Energy (?)43372720202068675250386138445988173139929371729682211064979261403522341444
Wind
(km/h)
10
S
5
SW
10
ESE
10
E
10
ENE
15
ENE
10
NE
5
NNW
5
SSE
5
N
5
SSE
10
E
10
ENE
10
ENE
15
E
15
NE
10
N
10
NNE
10
NE
10
NNE
15
NE
20
NE
20
NE
20
NE
10
NNE
20
NNE
25
NNE
15
NW
15
WNW
10
W
5
N
5
N
15
NNE
15
NE
5
NW
10
SSE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
cross-
off
oncross-
on
cross-
on
cross-
on
cross-
on
glassglassglassglasscross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
off
crosscross-
on
crosscrosscrosscrosscross-
on
crosscrosscrossoffoffoffcross-
off
cross-
off
crosscrosscross-
off
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
Low Tide
/ height (m)
4:44AM
0.10
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
Wednesday
09
Thursday
10
Friday
11
Saturday
12
Sunday
13
Monday
14
Tuesday
15
Wednesday
16
Thursday
17
Friday
18
Saturday
19
Sun
20
Sunrise-7:28--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
clearclearclearclearclearclearclearclearclearclearclearclearclearpart cloudpart cloudrain showersclearrain showerspart cloudcloudpart cloudpart cloudclearpart cloudpart cloudpart cloudlight rainrain showersclearclearclearclearclearclearpart cloudcloud
Rain (mm)
---------------1-2--------32--------
Temp. °C121113151616151516151616161717171818191819171718171819181517161516161818
Feels °C (?)101012131414131616151616161616161718181718151516141616171215151415151919

Short Range Forecast: Mostly dry. Very mild (max 16°C on Thu morning, min 10°C on Tue night). Wind will be generally light.

Days 3-6 Weather Summary Light rain (total 3mm), mostly falling on Sun night. Very mild (max 18°C on Mon morning, min 14°C on Fri night). Wind will be generally light.

Days 6-9 Weather Summary Light rain (total 3mm), mostly falling on Thu afternoon. Very mild (max 19°C on Mon night, min 15°C on Tue night). Wind will be generally light.

Long Range Forecast: Light rain (total 2mm), mostly falling on Thu night. Very mild (max 18°C on Thu night, min 12°C on Thu 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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