Gunnamatta Beach Surf Break

Lat Long: 38.46° S 144.87° E

Gunnamatta Beach Surf Forecast and Surf Report

Issued: 4 pm 30 Oct 2026 (local time)

Forecast update in  hr  min

Today's Gunnamatta Beach sea temperature is
15.0°C
1.2° 

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


Gunnamatta Beach surf forecast from 30 Oct 2026:

  • Best quality surf: Friday 30 Oct, 11PM (local time) - 5ft (1.6m), 14s period, SW swell with offshore winds.
  • Most powerful swell: Thursday 5 Nov, 11PM (local time) - 13ft (4.0m), 9s period, SW swell with 2,634 kJ wave energy.
  • Next surfable swell (1★+): Friday 30 Oct, 11PM (local time) - 5ft (1.6m), 14s period with SW swell.

Best Forecast Surf Conditions for Gunnamatta Beach this week:

The surf forecast for Gunnamatta Beach over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Oct 30) at 11PM. The primary swell is predicted to be 1.6m and 14s period. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Gunnamatta Beach in the next 16 days are 4.0m 9s and forecast to arrive on Thursday (Nov 05) at 11PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.7m 4s period and expected on Saturday (Oct 31) at 11AM.

Wave TypeTime (AEDT) & Date Wave Height & Period
Next good surf (1 star+)11PM (Fri 30th Oct)5ft (1.6m) 14s
Best Surf11PM (Fri 30th Oct)5ft (1.6m) 14s
Most Powerful11PM (Thu 5th Nov)13ft (4.0m) 9s

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


Short Range Forecast

Light rain (total 9mm), mostly falling on Mon morning. Warm (max 21°C on Fri night, min 12°C on Sat night). Winds decreasing (fresh winds from the SW on Sat afternoon, light winds from the ESE by Sun night).

Days 5-7 Weather Summary

Heavy rain (total 32mm), heaviest during Wed night. Very mild (max 17°C on Wed afternoon, min 12°C on Mon afternoon). Winds increasing (calm on Wed afternoon, near gales from the SW by Thu morning).

Fri
30
Saturday
31
Sunday
1
Monday
2
Tuesday
3
Wednesday
4
Thursday
5
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
4
3
1
0
1
0
0
2
2
3
0
0
0
3
1
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.8
SW
14
1.6
SW
14
1.3
SW
13
1.8
SW
13
1.3
SW
12
0.9
SW
12
1.6
SW
7
1.3
SW
11
1.6
SW
14
1.8
SW
14
1.9
SW
14
1.6
SW
13
1.6
SW
13
1.3
SW
12
1.1
SW
12
0.9
SW
12
0.9
SW
12
1
SW
12
2.5
SW
10
4
SSW
9
Wave Graph
Metric surfscale
Energy kJ
1253
872
537
1034
520
236
233
406
878
1290
1363
892
790
546
330
244
236
264
1401
2379
Wind (km/h)
15
ESE
25
NNE
30
NNW
35
SW
15
NW
15
W
25
SSW
5
ESE
20
SE
15
SE
25
S
20
S
15
S
10
NNE
15
NNE
35
SW
30
SW
55
SW
55
SW
30
WSW
Wind State
cross-off
off
cross-off
on
cross
cross-on
on
cross-off
cross
cross
cross-on
cross-on
cross-on
off
cross-off
on
on
on
on
on
High Tide
4:00AM1.90m
3:39PM1.63m
4:44AM1.86m
4:26PM1.62m
5:29AM1.78m
5:17PM1.57m
6:15AM1.68m
6:13PM1.49m
7:04AM1.58m
7:18PM1.40m
7:57AM1.48m
8:35PM1.35m
Low Tide
9:18PM-0.09m
10:02AM0.48m
10:04PM-0.08m
10:45AM0.48m
10:51PM0.00m
11:31AM0.49m
11:40PM0.13m
12:22PM0.51m
00:32AM0.29m
1:18PM0.52m
1:31AM0.46m
2:21PM0.52m
2:41AM0.61m
clear
part cloud
rain showers
thunderstorm
part cloud
clear
clear
clear
light rain
light rain
light rain
part cloud
clear
clear
cloud
rain showers
rain showers
light rain
light rain
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
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6:13
—
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6:13
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—
6:11
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6:11
—
—
6:09
—
—
6:07
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<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:52
—
—
7:53
—
—
7:54
—
—
7:55
—
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7:57
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7:58
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7:59
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 mm
—
—
1
3
—
—
—
—
5
4
1
—
—
—
—
1
24
2
1
—
Temp °C
20
21
20
19
15
14
14
14
13
12
13
13
13
13
14
17
13
12
12
13
Feels °C
16
18
14
15
12
11
10
11
10
9
9
8
9
9
10
15
10
1
1
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 Gunnamatta Beach Surf forecast

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

Gunnamatta Beach is 31 km (19 miles) from Mornington. If you plan a holiday in Mornington Peninsula, look for hotels and other accommodation in Mornington. Mornington has rooms for a wide range of budgets as well as car hire and transport links.

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