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Surf Forecasts:

Rio Grande Jetties surfForecast / Rio Grande Do Sul / Brazil

information circle12 Day Weather and Surf, issued 8 pm Friday 23 Jan 2026 -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
24.9° C
 (Which is 1.4°C warmer than normal 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 (Jan 30) at 3AM. The primary swell is predicted to be 1.1m and 5s period with a secondary swell of 0.1m and 8s. 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 1.6m 6s and forecast to arrive on Monday (Jan 26) at 6PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.6m 6s period and expected on Monday (Jan 26) at 9PM.

Wave TypeTime (-03) & Date Wave Height & Period
Next good surf (1 star+) 3AM (Fri 30th Jan)3.5ft (1.1m) 5s
Best Surf 3AM (Fri 30th Jan)3.5ft (1.1m) 5s
Most Powerful 6PM (Mon 26th Jan)5ft (1.6m) 6s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table

Short Range Forecast Mostly dry. Warm (max 25°C on Mon morning, min 20°C on Fri night). Mainly fresh winds.

Days 3-6 Weather Summary Mostly dry. Warm (max 27°C on Tue afternoon, min 22°C on Mon night). Winds decreasing (fresh winds from the NE on Mon night, light winds from the SE by Wed night).

Saturday
24
Sunday
25
Monday
26
Tuesday
27
Wednesday
28
Thursday
29
Fri
30
NightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.1
E
0.8
E
0.9
E
1.2
E
1.2
E
1.3
E
1.5
E
0.1
E
1.5
E
0.1
E
0.1
SE
1.1
E
0.1
SE
0.9
E
0.9
E
0.8
E
0.3
SSE
0.3
SSE
1.1
SE
0.8
SE
0.8
SSE
Period(s) (?)558575617616167157771312555
Wave
Graph
(?)Metric surfscale
Energy kJ (?)5734926815297154616551011187782643531492828
Wind
(km/h)
25
ENE
20
ENE
25
E
25
NE
25
NE
30
ENE
30
NE
30
NE
30
ENE
30
NE
20
NE
25
E
10
NE
10
E
20
ESE
10
ESE
10
SE
15
SE
10
ESE
10
SSE
15
SE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on		cross-
on		cross-
on		cross-
on		crosscross-
on		cross-
on		cross-
on		cross-
on		crosscrosscross-
on		crosscross-
on		onononononcross-
on		on
High Tide
/ height (m)
11:24PM
0.19
6:46AM
0.16
12:04PM
0.40
6:05PM 12:09AM
0.24 0.25
7:29AM
0.13
12:53PM
0.36
7:24PM 12:55AM
0.23 0.32
8:11AM
0.10
1:44PM
0.31
9:04PM 1:44AM
0.25 0.39
8:52AM
0.07
2:39PM
0.25
2:38AM
0.44
9:33AM
0.07
3:38PM
0.18
3:38AM 10:14AM
0.48 0.09
4:42PM
0.12
4:45AM 10:57AM
0.50 0.12
5:47PM
0.08
Low Tide
/ height (m)
2:59AM
0.01
7:45AM
0.16
3:51PM
0.19
9:08PM
0.14
4:05AM 8:34AM
0.02 0.12
4:35PM
0.16
9:38PM
0.20
5:15AM 9:31AM
0.02 0.09
5:19PM
0.12
9:59PM
0.25
6:28AM 10:39AM
0.03 0.06
6:05PM
0.08
7:41AM 11:58AM
0.05 0.03
6:52PM
0.04
8:48AM
0.08
1:24PM
0.01
7:43PM
0.01
9:48AM
0.12
2:44PM
-0.02
Saturday
24
Sunday
25
Monday
26
Tuesday
27
Wednesday
28
Thursday
29
Fri
30
Sunrise-5:45--5:46--5:47--5:48--5:48--5:48--5:50-
Sunset--7:35--7:34--7:34--7:32--7:32--7:31--7:30
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
clear
clear
clear
clear
clear
clear
thunderstorm
clear
Rain (mm)
-------------------2-
Temp. °C212423222424232525232627242626242626242525
Feels °C (?)182221192322212423212727242927272827262625
  • 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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View detailed surf forecast for Rio Grande Jetties at:
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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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