Marengo surfForecast / VIC – Cape Otway / Australia

information circle16 Day Weather and Surf, issued 9 pm Friday 01 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
16.4° C
(Which is slightly warmer than usual)

Best Forecast Surf Conditions for Marengo this week:

The surf forecast for Marengo over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (May 03) at 7AM. The primary swell is predicted to be 0.9m and 14s period with a secondary swell of 0.5m and 4s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Marengo in the next 16 days are 4.5m 15s and forecast to arrive on Friday (May 08) at 1AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.1m 5s period and expected on Thursday (May 07) at 1PM.

Wave TypeTime (AEST) & Date Wave Height & Period
Next good surf (1 star+) 7AM (Sun 3rd May)3ft (0.9m) 14s
Best Surf10PM (Wed 6th May)10ft (3.0m) 13s
Most Powerful 1AM (Fri 8th May)15ft (4.5m) 15s

Table - best surf conditions forecast for Marengo over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 14mm), heaviest on Sun morning. Warm (max 23°C on Fri night, min 13°C on Sun night). Wind will be generally light.

Days 5-7 Weather Summary

Heavy rain (total 44mm), heaviest during Thu morning. Very mild (max 17°C on Wed morning, min 8°C on Thu morning). Mainly fresh winds.

Saturday
2
Sunday
3
Monday
4
Tuesday
5
Wednesday
6
Thursday
7
Fri
8
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Rating
(10 max)
1
0
0
0
2
2
0
1
1
2
2
4
3
2
1
4
3
2
7
1
3
Swell
Height Map
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
1.1
SW
14
0.9
SW
13
0.9
SW
13
0.8
SW
14
0.9
SW
14
0.9
WSW
14
0.9
SW
13
0.8
SW
13
0.9
SW
14
1.1
SW
13
1.1
SW
13
2.3
SW
13
1.7
SSW
14
1.4
SW
14
1.3
SW
14
2.5
SW
13
1.5
SW
14
1.8
SW
16
4.5
SW
15
2.1
SW
14
3
SSW
11
Wave Graph
Metric surfscale
Energy kJ
404
295
261
238
341
357
253
250
308
392
352
1650
1244
742
656
2114
837
1571
9333
1838
2228
Wind (km/h)
15
NNE
20
NNE
25
NNE
15
N
15
NNW
5
NNW
20
N
20
NNW
20
NNW
5
NNW
15
WSW
20
WSW
15
NW
25
NNW
25
NNW
15
WSW
15
SSW
30
SSW
30
SW
40
SW
15
S
cross
cross
cross-on
cross
cross-off
glassy
cross
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
1:13AM2.28m
12:49PM1.73m
1:46AM2.38m
1:21PM1.75m
2:16AM2.42m
1:50PM1.75m
2:47AM2.42m
2:18PM1.74m
3:17AM2.37m
2:46PM1.71m
3:48AM2.28m
3:14PM1.66m
4:20AM2.17m
3:45PM1.59m
Low Tide
7:31AM0.80m
6:59PM0.30m
8:03AM0.78m
7:30PM0.26m
8:33AM0.78m
7:59PM0.24m
9:02AM0.80m
8:29PM0.24m
9:32AM0.83m
8:58PM0.27m
10:02AM0.86m
9:29PM0.33m
10:34AM0.90m
part cloud
cloud
cloud
rain showers
rain showers
cloud
part cloud
cloud
light rain
part cloud
clear
part cloud
clear
clear
part cloud
rain showers
heavy rain
mod rain
rain showers
heavy rain
mod rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:07
7:07
7:09
7:09
7:11
7:11
7:13
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:36
5:35
5:34
5:31
5:30
5:30
5:29
4
7
3
14
24
6
7
12
9
Temp °C
23
23
23
22
17
18
15
17
15
14
16
14
13
17
17
10
9
10
10
10
12
19
19
18
17
15
17
13
13
11
12
13
11
11
11
11
6
6
2
3
2
9
Swell 1
Height (m)
Direction
Period (s)
1.1
SW
14
0.9
SW
13
0.9
SW
13
0.8
SW
14
0.9
SW
14
0.9
WSW
14
0.9
SW
13
0.8
SW
13
0.9
SW
14
1.1
SW
13
1.1
SW
13
1.3
SSW
16
1.7
SSW
14
1.4
SW
14
1.3
SW
14
1.8
SW
13
1.5
SW
14
1.8
SW
16
2
SW
16
2.1
SW
14
1.5
SW
14
Energy kJ
404
295
261
238
341
357
253
250
308
392
352
915
1244
742
656
1034
837
1571
1880
1838
862
Swell 2
Height (m)
Direction
Period (s)
0.4
ENE
5
0.2
WNW
6
0.5
E
5
0.3
ENE
5
0.4
E
9
0.3
ESE
9
0.3
W
12
0.4
NE
5
0.5
SSW
17
1.1
SW
12
0.2
ESE
10
0.3
SW
21
0.4
SW
20
0.6
SW
18
0.6
SW
18
0.8
SSW
6
1.5
SSW
8
0.2
E
10
0.1
E
10
Energy kJ
7
4
12
4
25
17
25
7
160
361
10
69
136
208
252
40
256
8
2
Swell 3
Height (m)
Direction
Period (s)
0.1
E
8
0.3
ESE
5
0.1
S
10
0.1
S
9
0.3
ESE
10
0.2
ESE
9
0.2
E
10
0.2
ESE
10
0.2
SSW
22
0.2
E
10
0.3
ENE
11
0.2
E
11
0.5
SSW
12
0.4
SW
12
0.2
ESE
10
Energy kJ
1
5
2
2
18
9
7
10
45
9
22
9
82
37
10
Wind waves
Height (m)
Direction
Period (s)
0.6
ENE
4
0.4
ENE
4
0.6
ENE
5
0.5
ENE
5
0.6
ENE
5
0.4
NE
4
0.4
NNE
3
0.3
NNE
5
0.5
SSW
4
2.3
SW
13
0.4
NNW
3
0.5
N
4
2.5
SW
13
1.7
SW
12
4.5
SW
15
2.3
SSW
10
3
SSW
11
Energy kJ
12
8
16
13
19
3
2
4
11
1650
3
9
2114
808
9333
1011
2228
Nearest Offshore or Glassy
Rating
(10 max)
4
2
3
1
2
2
1
1
2
2
2
4
3
3
1
4
3
4
1
1
4
Distance (km)
18
20
21
20
0
0
20
20
20
0
0
0
0
21
289
0
0
130
241
241
2
Best forecast wave conditions in Cape Otway
Rating
(10 max)
3
2
2
2
2
3
2
2
2
3
3
4
4
3
4
4
8
Best forecast wave conditions in Australia
Rating
(10 max)
4
4
4
4
4
3
4
4
4
4
4
4
5
5
5
5
4
4
4
7
8
Header Global
Rating
(10 max)
6
5
5
4
4
4
4
4
4
5
5
5
5
7
7
8
5
5
5
6
5
  • 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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Information about the Marengo Surf forecast

The above surf forecast table for Marengo provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Marengo can be found by selecting the local surf guide option on the grey menu. Our Marengo 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 (Marengo) 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 Marengo 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.

Marengo is 93 km (58 miles) from the city of Geelong West. If you plan a holiday in Cape Otway, look for hotels and other accommodation in Geelong West. Geelong West has rooms for a wide range of budgets as well as car hire and transport links.

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