Cudmirrah Reef Surf Break

Lat Long: 35.19° S 150.58° E

Cudmirrah Reef Surf Forecast and Surf Report

Issued: 9 am 14 Sep 2026 (local time)

Forecast update in  hr  min

Today's Cudmirrah Reef sea temperature is
18.3°C
1.3° 

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


Cudmirrah Reef surf forecast from 14 Sep 2026:

  • Best quality surf: Thursday 17 Sep, 4AM (local time) - 10ft (3.0m), 10s period, S swell with cross-offshore winds.
  • Most powerful swell: Wednesday 16 Sep, 10PM (local time) - 11ft (3.5m), 10s period, S swell with 2,518 kJ wave energy.
  • Next surfable swell (1★+): Monday 14 Sep, 4PM (local time) - 3.5ft (1.1m), 5s period with NE swell.

Best Forecast Surf Conditions for Cudmirrah Reef this week:

The surf forecast for Cudmirrah Reef over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Sep 14) at 4PM. The primary swell is predicted to be 0.5m and 10s period with a secondary swell of 0.2m and 13s. Another secondary swell of 1.1m and 5s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Cudmirrah Reef in the next 16 days are 3.5m 10s and forecast to arrive on Wednesday (Sep 16) at 10PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.8m 4s period and expected on Sunday (Sep 20) at 4PM.

Wave TypeTime (AEST) & Date Wave Height & Period
Next good surf (1 star+) 4PM (Mon 14th Sep)3.5ft (1.1m) 5s
Best Surf 4AM (Thu 17th Sep)10ft (3.0m) 10s
Most Powerful10PM (Wed 16th Sep)11ft (3.5m) 10s

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


The Lowdown

Alright folks, Rusty here. Let’s have a look at what’s coming down the pipe for Cudmirrah Reef. This is a solid, advanced reef break that needs the right conditions to shine. We've got a bit of a slow start, so don't expect much in the first few days, but there’s some light at the end of the tunnel if you're patient.

The pattern starts off pretty average. Monday the 14th is small and clean, with 2 ft of S swell, but it’s just not doing much. The energy is weak (155). You might get a fun little ripple, but it’s not worth paddling out for. Tuesday the 15th gets worse with messy, short-period windswell and onshore winds. That’s a skip.

The real story kicks off on Wednesday the 16th. A big pulse of S swell will hit 10 ft with a moderate 9-second period. The energy is absolutely pumping (1676). But here’s the catch – the wind is a fresh 19 mph cross-shore in the morning and cross-onshore in the arvo. That kind of wind on a 10 ft wave will be a rugged, lumpy mess. This is advanced territory only, and honestly, with that wind, the setup looks more interesting for kite surfing than paddle surfing. The reef won't be clean all day.

Clear skies and glassy conditions arrive Friday morning the 18th. That’s your standout moment. We’ve got 4 ft of S swell (moderate energy at 338) and absolutely no wind. The reef will be clean and lined up. This is a proper window for the experienced surfer to get some beautiful, rippable walls. Saturday morning the 19th is glassy again but tiny at 1 ft—a real tease.

After that, the forecast gets messy again for a while with a lot of poor and onshore conditions. But keep an eye on Wednesday the 23rd and Thursday the 24th. Wednesday morning sees 3 ft of long-period S swell (11 seconds) with clean cross-offshore winds. That combo will bring good shape and energy (480) with manageable paddling. Thursday the 24th continues that clean, cross-off flow with 4 ft to 6 ft of NE swell. It’s not as big, but the wind stays light and clean all day. Those are your safer bets for a solid session without the mayhem.

The last real highlight before the end of the outlook is Tuesday the 29th. Glassy conditions again with 5 ft of NE swell. It’s a clean, fun size for a reef break, and the energy is there (402). Could be a sneaky good morning if you’re willing to wait for it.

Crowds are listed as "sometimes" at Cudmirrah, which means you’ll likely have the place to yourself midweek. The water is sitting at 65°F, which is a touch warmer than usual for this time of year.

So, to wrap it up: if you can only pick one session, make it Friday morning, September 18th for the glassy, clean lines. The Wednesday the 16th is big but ugly. For the long term, the mornings of the 23rd, 24th, and 29th have potential, but that’s more of a hopeful whisper than a guarantee.

Rusty.

Short Range Forecast

Light rain (total 3mm), mostly falling on Tue afternoon. Warm (max 26°C on Mon morning, min 8°C on Tue night). Winds increasing (light winds from the S on Tue morning, fresh winds from the S by Wed morning).

Days 4-6 Weather Summary

Mostly dry. Warm (max 27°C on Sat morning, min 10°C on Thu night). Wind will be generally light.

Monday
14
Tuesday
15
Wednesday
16
Thursday
17
Friday
18
Saturday
19
Sunday
20
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
1
1
1
0
0
1
1
0
2
2
0
2
2
1
1
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)
0.6
S
11
1.1
NE
5
0.9
NE
6
1.1
S
6
2
S
6
2.5
S
9
3
S
9
3
S
9
3
S
10
2.1
S
9
1.7
SSE
9
1.5
S
9
1.3
S
9
1.1
S
9
0.8
S
9
0.4
S
17
0.6
S
8
0.4
S
9
0.2
S
9
0.3
S
20
0.2
S
17
Wave Graph
Metric surfscale
Energy kJ
83
53
61
83
328
972
1637
1567
1979
758
474
355
281
198
99
89
50
25
6
69
23
Wind (km/h)
10
NNW
15
N
10
NW
10
S
25
S
20
SW
30
SSW
30
S
20
SW
10
S
15
E
5
NW
5
ENE
15
NE
10
W
5
W
15
NE
10
WNW
10
W
20
WNW
10
W
Wind State
off
cross-off
off
cross-on
cross-on
cross
cross
cross-on
cross
cross-on
cross-on
off
glassy
cross
cross-off
glassy
cross
off
cross-off
cross-off
cross-off
High Tide
10:02AM1.41m
10:23PM1.20m
10:39AM1.39m
11:07PM1.08m
11:20AM1.34m
11:55PM0.98m
12:05PM1.29m
00:53AM0.89m
1:00PM1.24m
2:07AM0.85m
2:06PM1.21m
3:28AM0.85m
3:15PM1.22m
Low Tide
4:22PM0.24m
4:18AM0.32m
5:10PM0.30m
4:51AM0.41m
6:01PM0.37m
5:28AM0.49m
7:01PM0.42m
6:13AM0.56m
8:11PM0.46m
7:12AM0.61m
9:24PM0.45m
8:28AM0.62m
10:27PM0.42m
part cloud
part cloud
part cloud
part cloud
light rain
rain showers
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:00
5:58
5:56
5:54
5:54
5:52
5:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:46
5:47
5:47
5:49
5:50
5:51
5:51
 mm
2
1
Temp °C
26
23
20
17
12
11
13
14
12
14
13
11
19
19
17
27
25
18
29
29
23
Feels °C
22
21
18
15
7
6
5
6
5
10
9
9
15
16
14
24
21
16
25
23
19
  • Map Icons:
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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 Cudmirrah Reef Surf forecast

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

Are you planning a holiday in South Coast - New South Wales? If you are looking for accommodation near Cudmirrah Reef, camping, hotels and holiday cottages in South Coast - New South Wales, consider staying in Nowra which is 34 km (21 miles) away. Other places in and around South Coast - New South Wales where you can find information about places to rent, and car hire include Port Kembla which is 82 km (51 miles) away, Wollongong and Goulburn.

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