Surf Break

Lat Long: 38.78° S 143.67° E

Marengo 48 hour detailed Surf Forecast

Issued: 4 am 20 Oct 2026 (local time)

Forecast update in  hr  min

Today's Marengo sea temperature is
14.8°C
1.4° 

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


How big are the waves at Marengo today (20 Oct):

  • Morning surf: Morning surf (20 Oct, local time) - 3ft (0.9m), 14s period with SW swell.
  • Afternoon surf: Afternoon surf (20 Oct, local time) - 3ft (0.9m), 14s period with SW swell.
  • Evening surf: Evening surf (20 Oct, local time) - 3ft (0.9m), 12s period with SW swell.

The current surf forecast for Marengo at 12PM is: 0.9m 14s primary swell from a Southwest direction and 0.3m 2s secondary swell from a North direction (forecast issued at 04:00am October 20). An open ocean swell of 0.4m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (AEDT) & DateWave HeightWave Period
Morning (20 Oct)3ft (0.9m)14s
Afternoon (20 Oct)3ft (0.9m)14s
Evening (20 Oct)3ft (0.9m)12s

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


Short Range Forecast

Mostly dry. Warm (max 29°C on Thu afternoon, min 14°C on Tue night). Wind will be generally light.

Tuesday
20
Wednesday
21
Thursday
22
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
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
Rating
(10 max)
1
0
0
0
2
1
1
1
1
2
2
1
1
1
3
2
2
3
3
3
3
2
3
1
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)
0.9
WSW
15
0.9
WSW
15
0.9
SW
14
0.9
SW
14
0.9
SW
14
0.9
SW
13
0.9
SW
12
0.9
SW
12
0.8
SW
12
0.8
SW
13
0.8
SW
14
0.8
SW
14
0.8
SW
14
1.1
SW
16
1.4
SW
17
1.5
SW
15
1.7
SW
16
1.8
SW
17
1.8
SW
17
1.8
SW
16
1.7
SW
16
1.6
SW
16
1.5
SW
16
1.4
SW
15
Wave Graph
Metric surfscale
Energy kJ
377
372
284
272
268
257
223
220
181
196
238
238
265
683
1160
1014
1402
1859
1927
1750
1438
1300
1060
816
Wind (km/h)
15
NNE
15
N
20
N
15
N
10
N
15
NNW
10
W
10
W
10
WSW
5
WSW
5
SW
10
SSE
10
S
10
ESE
5
ESE
10
ENE
15
NE
10
NE
10
NNE
15
NNE
10
NNE
10
NNE
5
N
15
NNE
Wind State
cross
cross
cross
cross
cross-off
cross-off
off
off
cross-off
cross-off
glassy
cross-on
cross
cross-on
on
on
cross-on
cross-on
cross
cross
cross-on
cross
cross-off
cross-on
High Tide
5:51AM1.44m
7:37PM1.67m
6:51AM1.32m
9:04PM1.56m
9:58AM1.31m
10:37PM1.54m
Low Tide
00:47AM1.08m
12:19PM0.70m
1:55AM1.14m
1:13PM0.90m
4:20AM1.09m
3:41PM1.06m
cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
6:33
—
—
—
—
—
—
—
6:31
—
—
—
—
—
—
—
6:30
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
7:46
—
—
—
—
—
—
—
7:47
—
—
—
—
—
—
—
7:50
—
—
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Temp °C
22
22
20
24
26
27
19
16
14
14
15
17
16
17
14
14
15
17
21
27
27
29
25
23
Feels °C
18
17
16
21
24
25
18
15
13
14
16
16
15
16
14
13
13
16
19
24
25
27
24
21
  • 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 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Marengo surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


Nearest locationNearest