Round Rock Surf Break

Lat Long: 13.28° N 59.57° W

Round Rock 48 hour detailed Surf Forecast

Issued: 7 am 19 Aug 2026 (local time)

Forecast update in  hr  min

Today's Round Rock sea temperature is
29.0° C
0.5° 

Round Rock surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Round Rock today (19 Aug):

  • Morning surf: Morning surf (19 Aug, local time) - 4ft (1.2m), 8s period with ENE swell.
  • Afternoon surf: Afternoon surf (19 Aug, local time) - 4.5ft (1.4m), 6s period with ENE swell.
  • Evening surf: Evening surf (19 Aug, local time) - 5ft (1.5m), 6s period with ENE swell.

The current surf forecast for Round Rock at 12PM is: 1.4m 8s primary swell from a East-northeast direction (forecast issued at 07:00am August 19). An open ocean swell of 0.5m 8s is not directed at the surf break, a second open ocean swell of 0.2m 13s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (AST) & DateWave HeightWave Period
Morning (19 Aug)4ft (1.2m)8s
Afternoon (19 Aug)4.5ft (1.4m)6s
Evening (19 Aug)5ft (1.5m)6s

Table - waves today at Round Rock. (Swell directed towards the surf break)


Short Range Forecast

Heavy rain (total 23mm), heaviest during Fri night. Warm (max 28°C on Wed morning, min 26°C on Fri night). Mainly fresh winds.

Wednesday
19
Thursday
20
Friday
21
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
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
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)
1.1
ENE
8
1.1
ENE
8
1.4
ENE
8
1.4
ENE
6
1.4
ENE
6
1.5
ENE
6
1.6
ENE
6
1.8
ENE
7
1.9
ENE
7
2
ENE
7
2.1
ENE
7
2
ENE
7
1.9
ENE
8
1.9
ENE
8
1.8
ENE
7
1.7
ENE
7
1.6
ENE
7
1.6
ENE
7
1.6
ENE
7
1.6
ENE
7
1.6
ENE
7
1.6
E
7
1.6
E
7
Wave Graph
Metric surfscale
Energy kJ
149
149
238
137
156
183
195
285
346
415
468
426
395
395
337
302
268
261
261
245
284
285
285
Wind (km/h)
20
ENE
30
ENE
30
E
30
E
25
E
30
E
30
E
30
E
35
ENE
35
ENE
35
ENE
30
ENE
30
ENE
30
ENE
30
ENE
25
ENE
30
ENE
30
ENE
30
E
30
E
30
E
25
E
30
E
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
8:28AM0.51m
7:57PM0.66m
10:02AM0.46m
8:51PM0.62m
12:19PM0.46m
10:09PM0.60m
Low Tide
2:17AM0.23m
1:30PM0.38m
3:27AM0.25m
2:10PM0.41m
4:51AM0.24m
3:30PM0.44m
thunderstorm
thunderstorm
thunderstorm
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thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
cloud
part cloud
cloud
part cloud
part cloud
part cloud
part cloud
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:46
5:46
5:46
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:16
6:16
6:15
 mm
1
1
2
1
2
1
1
1
2
1
2
2
3
Temp °C
27
27
28
28
28
27
27
27
27
28
28
28
28
27
27
27
27
27
28
28
27
27
27
Feels °C
29
27
27
28
29
27
27
27
26
27
26
27
27
25
26
27
26
26
27
28
27
27
27
  • 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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