Asia - Rosario Surf Break

Lat Long: 12.82° S 76.56° W

Asia - Rosario 48 hour detailed Surf Forecast

Issued: 12 am 20 Aug 2026 (local time)

Forecast update in  hr  min

Today's Asia - Rosario sea temperature is
21.0° C
4.7° 

Asia - Rosario surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Asia - Rosario today (20 Aug):

  • Morning surf: Morning surf (20 Aug, local time) - 4.5ft (1.4m), 9s period with SSW swell.
  • Afternoon surf: Afternoon surf (20 Aug, local time) - 4ft (1.2m), 9s period with SSW swell.
  • Evening surf: Evening surf (20 Aug, local time) - 3.5ft (1.1m), 9s period with SSW swell.

The current surf forecast for Asia - Rosario at 7AM is: 1.4m 9s primary swell from a South-southwest direction and 0.1m 16s secondary swell from a West direction (forecast issued at 12:00am August 20). The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (-05) & DateWave HeightWave Period
Morning (20 Aug)4.5ft (1.4m)9s
Afternoon (20 Aug)4ft (1.2m)9s
Evening (20 Aug)3.5ft (1.1m)9s

Table - waves today at Asia - Rosario. (Swell directed towards the surf break)


Short Range Forecast

Mostly dry. Warm (max 22°C on Thu morning, min 18°C on Fri night). Wind will be generally light.

Thursday
20
Friday
21
Saturday
22
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
Rating
(10 max)
2
1
2
0
0
0
1
1
1
1
0
0
0
0
0
1
1
1
1
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.4
SSW
9
1.4
SSW
9
1.4
SSW
9
1.3
SSW
9
1.3
SSW
9
1.2
SSW
9
1.1
SSW
9
1.1
SSW
9
0.9
SSW
9
0.9
SSW
9
0.9
SSW
9
0.9
SSW
9
0.9
SSW
9
0.5
SW
13
0.7
SSW
8
0.4
SW
13
0.4
SW
12
0.4
SW
12
0.4
SW
12
0.4
SW
12
0.4
SW
12
0.3
SW
19
0.3
SW
18
0.3
SW
18
Wave Graph
Metric surfscale
Energy kJ
308
326
326
274
274
222
188
184
143
140
111
111
108
84
73
58
55
51
37
37
36
56
53
51
Wind (km/h)
5
WSW
5
NW
5
NNW
10
WNW
15
W
10
WSW
5
SSW
5
SSW
5
SSW
5
WSW
5
WNW
10
WSW
15
WSW
10
WSW
5
SW
5
S
5
WSW
5
WSW
5
W
10
WSW
15
WSW
10
WSW
5
SSW
5
SSE
Wind State
glassy
cross
cross-off
cross-on
cross-on
on
cross-on
cross-on
cross-on
cross-on
cross
cross-on
on
on
on
glassy
glassy
glassy
glassy
cross-on
on
on
on
cross-on
High Tide
00:29AM0.67m
11:01AM0.47m
1:52AM0.69m
12:23PM0.42m
3:02AM0.71m
2:05PM0.41m
Low Tide
7:27AM0.43m
5:55PM0.24m
9:23AM0.40m
7:06PM0.24m
10:21AM0.36m
8:12PM0.22m
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:16
6:16
6:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:00
6:00
6:00
 mm
Temp °C
19
19
19
21
22
21
19
19
19
19
19
21
22
21
19
19
19
18
18
21
22
21
19
19
Feels °C
20
20
20
21
22
21
20
20
20
20
20
21
22
22
20
21
21
19
19
21
22
22
20
20
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
How to use the Wavefinder 

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