Wonthaggi Surf Break

Lat Long: 38.59° S 145.51° E

Wonthaggi Surf Forecast and Surf Report

Issued: 3 pm 10 Sep 2026 (local time)

Forecast update in  hr  min

Today's Wonthaggi sea temperature is
13.8°C
1.1° 

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


Wonthaggi surf forecast from 10 Sep 2026:

  • Best quality surf: Friday 11 Sep, 1AM (local time) - 7.5ft (2.3m), 15s period, SW swell with glassy winds.
  • Most powerful swell: Tuesday 15 Sep, 7PM (local time) - 10ft (3.0m), 14s period, SW swell with 3,609 kJ wave energy.
  • Next surfable swell (1★+): Friday 11 Sep, 1AM (local time) - 7.5ft (2.3m), 15s period with SW swell.

Best Forecast Surf Conditions for Wonthaggi this week:

The surf forecast for Wonthaggi over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Sep 11) at 1AM. The primary swell is predicted to be 2.3m and 15s period with a secondary swell of 0.8m and 5s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Wonthaggi in the next 16 days are 3.0m 14s and forecast to arrive on Tuesday (Sep 15) at 7PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.5m 3s period and expected on Sunday (Sep 13) at 7AM.

Wave TypeTime (AEST) & Date Wave Height & Period
Next good surf (1 star+) 1AM (Fri 11th Sep)7.5ft (2.3m) 15s
Best Surf 1AM (Fri 11th Sep)7.5ft (2.3m) 15s
Most Powerful 7PM (Tue 15th Sep)10ft (3.0m) 14s

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


The Lowdown

Alright, Rusty here. Let's have a look at what's coming our way down at Wonthaggi.

First up, the water is sitting at 57°, which is a touch warmer than what we'd normally expect for this time of year. Not a game-changer, but you won't be needing the thickest of steamer suits just yet.

Alright, the long-range forecast is a bit of a mixed bag. We've got a solid, long-period SW groundswell rolling in, but the wind is going to be a real pain for the first week or so. The standout window is Saturday, the 12th of September. That morning, we've got a 7ft SW swell (16-second period) with a light cross-offshore breeze, making for clean conditions. The real gem is Saturday afternoon: the swell drops slightly to 6ft, still from the SW, with a 15-second period, and the wind goes glassy. That's the best you're going to get—clean, lined-up waves with moderate energy (1609). It's an advanced break, so it's not for the grommets, but for experienced surfers, that's a proper session.

The Monday after, the 14th, things get messy. The wind swings onshore and kicks up, and by Tuesday the 15th, the swell is pumping 10ft, but it's a washing machine with onshore winds. The energy is high (over 3400 on Tuesday afternoon), but it's a messy, blown-out mess. For a beach break, that's more of a kite-surfing show than a paddle-surfing one.

There's a gap of poor conditions from the 14th right through to the 20th. Then, on Monday the 21st of September, we get a tiny 3ft groundswell, but it's glassy. The energy is weak (448), but if you're desperate for a longboard or a foamie, it's clean. The next real sign of life is Tuesday the 22nd of September morning. A 4ft WSW swell, cross-offshore wind, and clean conditions. The energy is moderate (750), and the period is a solid 13 seconds. It's not a blower, but for a Tuesday morning session, it's a solid little option.

The long-range stuff (the 23rd onward) is all onshore and messy again, or just too small and windy. The 25th of September Friday morning has a 5ft onshore, poor surf. Not worth the drive.

So, bottom line: if you're an advanced surfer, be at Wonthaggi on Saturday the 12th of September. The afternoon glass-off is the pick of the whole 16 days. Everything else is either blown out, too big, or too small. It's a tough stretch, but that one Saturday will make it worth it.

Rusty.

Short Range Forecast

Mostly dry. Warm (max 20°C on Sun morning, min 10°C on Thu night). Wind will be generally light.

Days 5-7 Weather Summary

Light rain (total 4mm), mostly falling on Sun afternoon. Warm (max 21°C on Sun afternoon, min 9°C on Tue night). Winds decreasing (fresh winds from the WSW on Mon night, light winds from the SW by Tue night).

Thu
10
Friday
11
Saturday
12
Sunday
13
Monday
14
Tuesday
15
Wednesday
16
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
1
4
3
3
4
4
4
3
2
1
1
0
0
0
0
1
2
3
2
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2.5
SW
16
2.3
SW
15
2.1
SW
15
2.1
SW
15
2.2
SW
16
2.1
SW
16
1.9
SW
15
1.7
WSW
15
1.4
SW
14
1.2
SW
15
1.4
WSW
15
1.4
WSW
14
1.5
WSW
8
2.5
WSW
8
3
SW
13
3
SW
14
2.5
SW
14
2.5
SW
15
2.5
SW
15
2.2
SW
15
Wave Graph
Metric surfscale
Energy kJ
3499
2418
1801
2021
2434
2054
1609
1222
763
693
857
733
329
837
2757
3459
2967
2978
2831
2146
Wind (km/h)
15
WSW
5
WNW
5
W
10
SW
5
NE
5
N
5
SSE
15
N
15
NNW
25
NNW
15
W
25
WNW
25
WSW
30
WSW
20
WSW
20
SW
15
SSW
10
SW
15
WSW
15
W
Wind State
on
glassy
cross-on
cross-on
glassy
cross-off
glassy
cross-off
cross
cross
cross-on
cross-on
on
on
on
on
cross-on
on
on
on
High Tide
10:15PM1.93m
11:22AM2.04m
11:35PM2.00m
12:16PM2.11m
00:41AM2.12m
1:03PM2.17m
1:37AM2.22m
1:46PM2.22m
2:24AM2.30m
2:24PM2.24m
3:07AM2.33m
3:01PM2.24m
3:46AM2.31m
Low Tide
4:47AM0.50m
5:31PM0.74m
5:55AM0.51m
6:30PM0.56m
6:53AM0.51m
7:19PM0.38m
7:43AM0.52m
8:03PM0.25m
8:27AM0.53m
8:43PM0.18m
9:07AM0.56m
9:21PM0.16m
clear
clear
clear
clear
clear
part cloud
clear
part cloud
cloud
light rain
rain showers
part cloud
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:26
6:24
6:22
6:20
6:20
6:18
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:02
6:02
6:04
6:05
6:06
6:07
6:07
 mm
2
2
Temp °C
11
11
12
12
11
15
18
17
20
21
16
15
16
13
12
12
12
11
10
10
Feels °C
7
9
9
9
9
13
16
14
15
17
14
10
11
7
6
6
8
7
6
7
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  • 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 Wonthaggi Surf forecast

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

Wonthaggi is 58 km (36 miles) from Cranbourne. If you plan a holiday in East Coast of Victoria, look for hotels and other accommodation in Cranbourne. Cranbourne has rooms for a wide range of budgets as well as car hire and transport links.

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