Marengo surfForecast / VIC – Cape Otway / Australia

information circle16 Day Weather and Surf, issued 3 pm Saturday 02 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
16.6° C
(Which is 1.1°C warmer than normal for this time of year)

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 10AM. The primary swell is predicted to be 0.9m and 14s period with a secondary swell of 0.6m 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 3.5m 16s and forecast to arrive on Thursday (May 07) at 7PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.8m 4s period and expected on Tuesday (May 05) at 1AM.

Wave TypeTime (AEST) & Date Wave Height & Period
Next good surf (1 star+)10AM (Sun 3rd May)3ft (0.9m) 14s
Best Surf 4PM (Tue 5th May)10ft (3.0m) 16s
Most Powerful 7PM (Thu 7th May)11ft (3.5m) 16s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 20mm), heaviest during Sat night. Warm (max 23°C on Sat afternoon, min 13°C on Sun night). Winds increasing (light winds from the N on Sun afternoon, fresh winds from the WNW by Mon night).

Days 5-7 Weather Summary

Heavy rain (total 29mm), heaviest during Wed night. Very mild (max 16°C on Wed afternoon, min 7°C on Thu night). Winds decreasing (fresh winds from the WSW on Wed night, light winds from the NW by Thu night).

Sat
2
Sunday
3
Monday
4
Tuesday
5
Wednesday
6
Thursday
7
Friday
8
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
Rating
(10 max)
0
0
2
1
0
1
1
1
4
6
3
2
2
5
3
4
4
3
4
4
4
Swell
Height Map
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
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<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)
0.9
SW
13
0.8
SW
14
0.9
SW
14
0.9
SW
14
0.9
SW
13
0.8
SW
13
0.9
SW
13
1.4
SW
13
2.3
SW
12
3
SW
16
1.7
SSW
14
1.4
SW
14
1.3
SW
13
3
SW
13
3
SW
12
2.5
SSW
16
2.5
SSW
16
2.3
SW
15
2.1
SW
15
2.1
SW
14
1.9
SW
14
Wave Graph
Metric surfscale
Energy kJ
261
238
341
336
253
250
265
690
1519
4915
1227
721
577
2744
2572
3594
3203
2307
1810
1761
1330
Wind (km/h)
20
NNE
20
N
15
NNW
10
N
20
NNW
25
NNW
25
NNW
35
W
25
WSW
20
W
10
NW
20
NNW
20
NNW
15
WSW
25
SW
25
SW
15
WSW
15
NNW
10
NNW
0
N
5
WSW
cross-on
cross
cross-off
cross
cross-off
cross-off
cross-off
off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
glassy
glassy
High Tide
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
4:54AM2.04m
Low Tide
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
10:00PM0.42m
11:09AM0.94m
light rain
mod rain
rain showers
part cloud
clear
part cloud
light rain
thunderstorm
rain showers
part cloud
part cloud
part cloud
rain showers
heavy rain
light rain
rain showers
rain showers
light rain
rain showers
rain showers
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:07
7:09
7:09
7:11
7:11
7:13
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
5:28
1
9
2
2
5
1
3
17
3
2
3
1
1
1
Temp °C
23
21
15
19
16
17
15
14
14
13
13
15
16
11
11
10
9
10
9
10
14
19
16
13
17
12
12
11
8
10
8
10
10
11
5
5
4
4
7
6
9
11
Swell 1
Height (m)
Direction
Period (s)
0.9
SW
13
0.8
SW
14
0.9
SW
14
0.9
SW
14
0.9
SW
13
0.8
SW
13
0.9
SW
13
1.4
SW
13
1.6
SW
12
1.9
SW
16
1.7
SSW
14
1.4
SW
14
1.3
SW
13
2.1
SW
13
2
SSW
12
2.5
SSW
16
2.5
SSW
16
2.3
SW
15
2.1
SW
15
2.1
SW
14
1.9
SW
14
Energy kJ
261
238
341
336
253
250
265
690
736
1845
1227
721
577
1413
1163
3594
3203
2307
1810
1761
1330
Swell 2
Height (m)
Direction
Period (s)
0.4
ENE
5
0.5
ENE
4
0.4
E
5
0.4
E
9
0.3
ESE
9
0.3
ESE
10
0.4
WSW
11
0.8
SSW
16
0.2
ESE
10
0.2
SSW
22
0.3
SW
21
0.4
SW
20
0.5
SW
18
0.7
SW
13
0.4
SW
12
0.2
E
10
0.2
ESE
10
0.4
SE
5
0.2
ESE
9
0.2
ESE
9
Energy kJ
8
11
7
26
17
18
39
310
9
45
72
134
162
164
37
8
10
7
9
8
Swell 3
Height (m)
Direction
Period (s)
0.1
E
8
0.1
E
8
0.2
E
9
0.1
S
10
0.2
W
11
0.3
ESE
10
0.3
E
10
0.2
E
10
0.1
SW
24
0.2
ESE
10
0.2
E
10
0.2
E
11
0.2
E
11
0.7
SW
18
0.2
ESE
11
0.2
ESE
10
0.1
S
15
Energy kJ
1
1
6
2
10
18
16
7
22
10
8
9
9
300
11
9
4
Wind waves
Height (m)
Direction
Period (s)
0.5
ENE
5
0.6
ENE
4
0.6
NE
4
0.5
E
9
0.4
NNE
3
0.4
NNE
5
0.8
W
4
2.3
SW
12
3
SW
16
3
SW
13
3
SW
12
3
SW
12
Energy kJ
14
11
14
40
3
8
17
1519
4915
2744
2572
3126
Nearest Offshore or Glassy
Rating
(10 max)
3
1
2
4
1
1
2
4
4
6
3
3
3
5
1
1
4
4
4
4
4
Distance (km)
21
20
0
18
20
20
21
248
0
0
0
21
20
0
241
241
0
2
0
0
0
Best forecast wave conditions in Cape Otway
Rating
(10 max)
2
2
2
2
2
2
2
4
6
4
4
4
5
5
4
4
4
4
Best forecast wave conditions in Australia
Rating
(10 max)
4
4
4
4
4
4
4
4
4
6
5
4
5
6
4
3
6
6
6
6
5
Header Global
Rating
(10 max)
5
4
4
4
4
4
5
4
5
5
5
4
5
6
6
5
4
7
6
7
6
  • 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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