Narrabeen-South Surf Break

Lat Long: 33.72° S 151.31° E

Narrabeen-South Surf Forecast and Surf Report

Issued: 3 pm 14 Sep 2026 (local time)

Forecast update in  hr  min

Today's Narrabeen-South sea temperature is
17.5°C
0.7° 

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


Narrabeen-South surf forecast from 14 Sep 2026:

  • Best quality surf: Wednesday 16 Sep, 1AM (local time) - 10ft (3.0m), 9s period, S swell with cross-offshore winds.
  • Most powerful swell: Wednesday 16 Sep, 1PM (local time) - 13ft (4.0m), 10s period, S swell with 2,888 kJ wave energy.
  • Next surfable swell (1★+): Tuesday 15 Sep, 7AM (local time) - 3.5ft (1.0m), 7s period with NE swell.

Best Forecast Surf Conditions for Narrabeen-South this week:

The surf forecast for Narrabeen-South over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Sep 15) at 7AM. The primary swell is predicted to be 1.0m and 7s period with a secondary swell of 0.4m and 10s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Narrabeen-South in the next 16 days are 4.0m 10s and forecast to arrive on Wednesday (Sep 16) at 1PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.6m 5s period and expected on Tuesday (Sep 15) at 7PM.

Wave TypeTime (AEST) & Date Wave Height & Period
Next good surf (1 star+) 7AM (Tue 15th Sep)3.5ft (1.0m) 7s
Best Surf 1AM (Wed 16th Sep)10ft (3.0m) 9s
Most Powerful 1PM (Wed 16th Sep)13ft (4.0m) 10s

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


The Lowdown

Alright, Rusty here. Let's have a look at what we've got for Narrabeen-South over the next couple of weeks.

First off, this is an exposed south-east facing beach that needs a decent swell direction to light up. Looking at the whole window, it’s a real mixed bag with a few dangerous days and a whole lot of nothing. The water temp is 64°F which is about what you'd expect for this time of year, nothing unusual there.

The only time we see a real spike in energy is on Wednesday the 16th and Thursday the 17th, when a big south swell arrives. The combined wave energy rockets up to 2647 on Wednesday afternoon and even hits 3158 on Thursday morning. That is serious power. But the forecast is clear: the swell is predicted to be too big for this break, punching in at 12 feet on Wednesday and 10 feet on Thursday morning. This is expert territory only, and even then, it might be a washing machine. On the plus side, the wind is offshore and clean, especially on Thursday morning with a gentle offshore breeze, so the face will be smooth, but that size is daunting.

Tuesday the 15th actually offers something for the average surfer. We have a clean 3-foot NE windswell in the morning, with a light offshore breeze from the SW. The combined energy is a modest 126, so it's weak, but it'll be rideable and uncrowded. The afternoon drops off to 2 feet, not worth it.

From Friday the 18th onwards, it’s a slow decline into smaller, wind-affected conditions. Friday morning has a glassy 5 feet of leftover south swell, which will feel nice but the energy drop to 440 means it's on the way out. Then we hit a real dry spell. From Saturday the 19th through to Tuesday the 22nd, the swell just fades into tiny, weak, unappealing slop, often with poor onshore or cross-onshore winds. There's a window on Tuesday morning where a 5-foot southerly groundswell rolls in with an 11-second period and a solid 750 energy, but it's spoiled by a direct onshore NE breeze. It’ll be lumpy and messy.

After that, the rest of the outlook into the second week is pretty dismal. The models show us stuck in a pattern of small, weak, onshore windswell with mostly poor conditions. There's nothing to get excited about from the 24th of September right through to the 29th.

The pick of the window: If you’re an expert and hungry for power, Wednesday the 16th and Thursday the 17th are the only days with real grunt, but be ready for a serious, potentially out-of-control 10-foot to 12-foot swell. For everyone else, Tuesday the 15th morning is your best bet for a small, clean, and user-friendly session on the 3-foot NE swell.

Rusty.

Short Range Forecast

Some drizzle, heaviest during Tue night. Warm (max 22°C on Mon afternoon, min 9°C on Wed night). Winds increasing (light winds from the NW on Mon night, strong winds from the S by Tue afternoon).

Days 5-7 Weather Summary

Mostly dry. Warm (max 26°C on Sat morning, min 10°C on Thu night). Wind will be generally light.

Mon
14
Tuesday
15
Wednesday
16
Thursday
17
Friday
18
Saturday
19
Sunday
20
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
1
1
0
!
!
!
!
!
2
2
2
0
2
2
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)
1.4
NE
5
1.6
NE
7
1
NE
7
0.7
NE
7
3
S
9
3.5
S
10
3.5
S
10
3.5
S
11
3
S
10
2.1
S
9
1.7
S
9
1.5
S
9
1.3
S
9
1.1
S
9
0.9
S
9
0.7
S
9
0.6
S
9
0.5
S
9
0.4
S
9
0.6
NE
5
Wave Graph
Metric surfscale
Energy kJ
115
244
91
46
1320
2404
2631
2719
1730
792
452
380
288
205
134
80
57
39
24
14
Wind (km/h)
25
NE
10
NNW
10
SW
20
SSE
25
S
30
SSW
35
S
25
SSW
15
SSW
10
ESE
5
WNW
5
NNW
15
NE
10
W
15
WSW
15
E
10
NW
5
NNW
10
N
15
WNW
Wind State
on
cross-on
off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross
cross-off
glassy
on
cross-off
cross-off
cross-on
cross
cross-on
cross-on
cross-off
High Tide
10:16PM1.23m
10:35AM1.43m
10:58PM1.10m
11:15AM1.38m
11:44PM0.99m
12:01PM1.32m
00:40AM0.91m
12:57PM1.26m
1:54AM0.86m
2:05PM1.23m
3:19AM0.86m
3:17PM1.24m
Low Tide
4:17PM0.24m
4:12AM0.29m
5:04PM0.30m
4:45AM0.38m
5:54PM0.38m
5:21AM0.46m
6:54PM0.44m
6:05AM0.54m
8:06PM0.49m
7:06AM0.59m
9:23PM0.48m
8:25AM0.61m
10:27PM0.44m
part cloud
clear
clear
part cloud
rain showers
part cloud
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:54
5:54
5:52
5:50
5:48
5:48
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:45
5:45
5:45
5:46
5:46
5:47
5:49
 mm
1
Temp °C
22
22
21
17
13
13
14
14
14
14
13
19
18
17
26
22
20
26
27
26
Feels °C
19
19
19
14
6
4
5
6
10
11
12
15
14
16
22
17
18
22
24
22
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  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Narrabeen-South Surf forecast

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

Narrabeen-South is 3 km (2 miles) from Dee Why. If you plan a holiday in Sydney North Coast, look for hotels and other accommodation in Dee Why. Dee Why has rooms for a wide range of budgets as well as car hire and transport links.

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