Marengo surfForecast / VIC – Cape Otway / Australia

information circle48hr Weather and Surf, issued 3 am Monday 18 May 2026 AEST
Forecast update in hr  min  s Forecast update imminent
Marengo surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Marengo sea temperature is
15.9° C
(Which is slightly warmer than usual)

How big are the waves at Marengo today?

The current surf forecast for Marengo at 7AM is: 1.1m 13s primary swell from a Southwest direction and 0.3m 8s secondary swell from a East-southeast direction (forecast issued at 03:00am May 18). The wind direction is predicted to be glassy and the swell rating is 2.

Time (AEST) & DateWave HeightWave Period
Morning (18 May)3.5ft (1.1m)13s
Afternoon (18 May)3.5ft (1.1m)12s
Evening (18 May)3.5ft (1.0m)12s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Some drizzle, heaviest during Wed morning. Very mild (max 15°C on Mon morning, min 11°C on Mon night). Wind will be generally light.

Monday
18
Tuesday
19
Wednesday
20
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
2
2
2
2
2
2
2
2
2
2
2
0
3
4
2
2
4
2
2
1
2
2
2
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.3
SW
14
1.2
SW
13
1.1
SW
13
1.1
SW
13
1.1
SW
13
1
SW
12
1
SW
12
0.9
SW
12
0.9
SW
12
0.4
SW
20
0.4
SW
19
0.6
SW
12
0.7
SW
11
1.6
SW
11
2.1
WSW
11
1.7
SW
11
1.6
SW
11
2.1
WSW
10
0.6
SW
17
0.6
SW
17
0.8
SW
16
1.5
SW
10
0.8
SW
16
0.8
SW
16
Wave Graph
Metric surfscale
Energy kJ
621
517
437
424
405
297
292
244
248
109
133
114
127
589
988
676
606
908
241
232
318
442
306
357
Wind (km/h)
5
SW
5
W
5
SW
0
SE
5
SE
5
SE
5
NE
5
NNW
10
NW
10
NW
15
NW
15
WSW
20
WSW
20
WSW
20
WSW
20
WSW
20
WSW
15
WSW
10
WNW
15
WSW
20
SW
20
SW
10
SW
10
WSW
glassy
glassy
glassy
glassy
glassy
glassy
glassy
cross-off
cross-off
cross-off
cross-off
off
cross-off
off
off
cross-off
cross-off
off
off
cross-off
cross-off
cross-off
cross-off
off
High Tide
1:20AM2.54m
12:37PM1.76m
2:01AM2.61m
1:22PM1.83m
2:42AM2.61m
2:07PM1.86m
Low Tide
7:38AM0.91m
7:01PM-0.02m
8:16AM0.85m
7:45PM-0.07m
8:55AM0.81m
8:29PM-0.04m
part cloud
clear
clear
clear
part cloud
clear
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
cloud
cloud
part cloud
rain showers
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:22
7:22
7:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:20
5:19
5:17
1
Temp °C
13
12
12
14
15
15
13
13
12
11
11
15
15
14
13
13
13
13
12
13
15
14
12
12
13
12
12
14
14
14
12
12
10
8
8
12
11
9
8
8
9
10
10
10
10
10
9
10
Swell 1
Height (m)
Direction
Period (s)
1.3
SW
14
1.2
SW
13
1.1
SW
13
1.1
SW
13
1.1
SW
13
1
SW
12
1
SW
12
0.9
SW
12
0.9
SW
12
0.6
WSW
12
0.6
SW
12
0.6
SW
12
0.7
SW
11
1
SW
11
1
SW
11
0.8
SW
6
0.8
SSW
6
1
SW
11
1
SW
10
0.9
SW
10
0.8
SW
16
0.8
SW
16
1
SW
11
0.8
SW
16
Energy kJ
621
517
437
424
405
297
292
244
248
93
120
114
127
237
233
43
41
220
200
167
318
310
237
357
Swell 2
Height (m)
Direction
Period (s)
0.3
ESE
8
0.3
ESE
8
0.3
ESE
8
0.3
ESE
8
0.3
ESE
9
0.3
ESE
9
0.3
ESE
9
0.3
ESE
9
0.3
ESE
9
0.6
SSW
13
0.4
WSW
12
0.6
WSW
12
0.4
SW
19
0.4
SW
18
0.6
SW
18
0.8
SW
11
0.8
SW
11
0.6
SW
17
0.6
SW
17
0.6
SW
17
0.6
SW
10
0.7
SW
10
0.8
SW
16
0.8
SW
11
Energy kJ
14
14
14
14
16
16
16
17
17
109
56
94
92
112
197
142
140
243
241
232
60
100
306
153
Swell 3
Height (m)
Direction
Period (s)
0.1
S
24
0.1
SW
22
0.1
SW
21
0.1
SW
21
0.1
SW
21
0.1
SW
21
0.4
SW
20
0.4
SW
19
0.3
SW
20
0.3
ESE
9
0.2
ESE
9
0.2
ESE
9
0.6
SW
18
0.6
SW
18
0.2
ESE
9
0.2
E
9
0.2
ESE
10
0.4
WSW
12
0.6
WSW
12
0.2
ESE
10
0.7
SSW
5
Energy kJ
11
19
18
18
18
17
97
133
60
17
8
8
199
199
8
7
9
55
90
11
30
Wind waves
Height (m)
Direction
Period (s)
0.4
WNW
3
0.5
SW
7
1.6
SW
11
2.1
WSW
11
1.7
SW
11
1.6
SW
11
2.1
WSW
10
0.4
SSW
5
1.5
SW
10
0.9
SSW
5
Energy kJ
3
21
589
988
676
606
908
8
442
39
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
2
2
2
2
2
2
2
2
2
1
3
4
3
3
4
2
2
2
4
2
2
Distance (km)
0
0
0
0
0
0
0
0
0
0
0
0
59
0
0
35
35
0
0
0
289
182
0
0
Best forecast wave conditions in Cape Otway
Rating
(10 max)
3
3
3
3
3
3
3
3
2
2
2
2
3
4
3
3
4
4
3
3
3
Best forecast wave conditions in Australia
Rating
(10 max)
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
Header Global
Rating
(10 max)
8
6
4
4
5
7
5
4
5
4
4
4
4
4
4
4
4
4
4
4
5
4
4
5
  • 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

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