Narrabeen-South Surf Break

Lat Long: 33.72° S 151.31° E

Narrabeen-South Surf Forecast and Surf Report

Issued: 3 pm 24 Aug 2026 (local time)

Forecast update in  hr  min

Today's Narrabeen-South sea temperature is
17.5°C
0.4° 

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 24 Aug 2026:

  • Best quality surf: Thursday 27 Aug, 4AM (local time) - 5ft (1.6m), 8s period, S swell with cross-offshore winds.
  • Most powerful swell: Thursday 27 Aug, 7AM (local time) - 5.5ft (1.7m), 8s period, S swell with 396 kJ wave energy.
  • Next surfable swell (1★+): Wednesday 26 Aug, 7AM (local time) - 4ft (1.2m), 8s period with ENE 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 Wednesday (Aug 26) at 7AM. The primary swell is predicted to be 1.2m and 8s period with a secondary swell of 0.2m and 16s. 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 1.7m 8s and forecast to arrive on Thursday (Aug 27) at 7AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.5m 6s period and expected on Wednesday (Aug 26) at 4PM.

Wave TypeTime (AEST) & Date Wave Height & Period
Next good surf (1 star+) 7AM (Wed 26th Aug)4ft (1.2m) 8s
Best Surf 4AM (Thu 27th Aug)5ft (1.6m) 8s
Most Powerful 7AM (Thu 27th Aug)5.5ft (1.7m) 8s

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


The Lowdown

G’day, Rusty here. Look, I’ve been staring at the charts for Narrabeen-South, and I gotta be straight with you—it’s a tough read for the next couple of weeks. We’ve got a bit of swell around, but the winds and conditions are gonna make you work for every wave. Don’t get too excited, but there are a couple of windows where it’ll clean up.

The coming days are a write-off. Monday the 24th is a no-go: onshore NE wind at 16 mph, messy 2ft S swell, combined energy is weak to moderate (192). Tuesday the 25th is worse; we get a jump in size to 6ft from the NE, but it’s short period (7 seconds), cross-on NNW wind, and it’s choppy. Combine that with moderate energy (486), but the quality is poor. Wednesday the 26th stays small and junky.

Finally, Thursday morning the 27th is the first real chance. We’ve got a 5ft S swell, period a short 8 seconds, but the wind is light S at 6 mph and cross-off, so it’ll be clean. Energy is strong (446). It’s surfable, but not a standout. Thursday afternoon goes back to choppy cross-on wind.

Now, Friday morning the 28th is your best bet in this whole outlook. The wind goes glassy, WNW at just 3 mph. Swell is a clean 2ft from the SSE with a decent 11-second period (a proper groundswell), giving you 280 moderate energy. It’ll be small but perfect for logging or a fun board. Shortboarders will want more push, but for clean lines, this is it. Crowds are often, so expect company.

Saturday morning the 29th is another solid option. 5ft SSE swell, 9-second period, clean with a S cross-off breeze at 9 mph. Energy is strong (423). Not as glassy as Friday, but clean and punchier. Saturday afternoon drops off with cross-shore wind.

Sunday the 30th is glassy again in the morning with NNE wind at 3 mph, but it’s only 2ft from the SE—ordinary. Monday the 31st morning brings a weird one: 2ft S swell but with an 18-second period. That’s very long period, which can be weird here, but with glassy NNW wind, it might offer a clean, slow peel. Energy is moderate (205).

From Tuesday September 1st through to the end of the run, it’s mostly small, weak, or blown out. There’s a spike on Thursday afternoon September 3rd with 4ft S swell, but cross-off S wind at 16 mph makes it a marginal call. Saturday September 5th morning has a solid 3ft SSE swell with a 11-second period and big energy (631), but it’s cross-shore wind—worth a look, but not clean.

Honestly, the only true standouts are Friday morning the 28th for the glassy, clean small waves, and Thursday morning the 27th for the biggest, cleanest swell of the early period. After that, it’s waiting for scraps.

Rusty.

Short Range Forecast

Moderate rain (total 13mm), heaviest on Tue night. Warm (max 21°C on Tue morning, min 15°C on Wed afternoon). Winds decreasing (fresh winds from the S on Wed afternoon, light winds from the S by Thu morning).

Days 5-7 Weather Summary

Mostly dry. Very mild (max 17°C on Fri morning, min 11°C on Sat night). Wind will be generally light.

Mon
24
Tuesday
25
Wednesday
26
Thursday
27
Friday
28
Saturday
29
Sunday
30
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
0
0
0
1
0
0
1
2
0
2
2
1
2
2
1
1
1
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)
0.7
S
10
1.4
NE
6
1.7
NE
7
1.3
ENE
8
1.3
ENE
8
1.1
NE
8
0.9
ENE
8
1.6
S
7
1.6
S
8
1.4
S
8
1.2
S
8
0.7
SSE
11
1.1
SSE
10
1.1
SSE
9
1.4
SSE
9
1.2
SSE
9
0.9
SSE
9
0.7
SE
9
0.7
SE
9
0.5
SE
8
Wave Graph
Metric surfscale
Energy kJ
94
152
263
193
198
140
106
285
356
260
182
117
218
188
329
231
130
77
77
32
Wind (km/h)
25
NE
15
NNE
15
NNW
20
NNW
10
NNW
20
SSW
30
S
15
S
10
S
15
ESE
5
NW
5
WNW
20
SSE
10
SSE
10
S
10
ESE
5
NW
5
NNE
20
NE
10
NNW
Wind State
on
cross-on
cross-on
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross-on
glassy
glassy
cross-off
cross-off
cross-off
cross
cross
glassy
on
cross-on
High Tide
5:45PM1.40m
6:30AM1.00m
6:27PM1.46m
7:07AM1.07m
7:04PM1.52m
7:42AM1.15m
7:40PM1.55m
8:16AM1.22m
8:16PM1.54m
8:50AM1.29m
8:51PM1.51m
9:25AM1.35m
9:29PM1.45m
Low Tide
00:37AM0.31m
11:55AM0.44m
1:12AM0.24m
12:38PM0.38m
1:44AM0.18m
1:19PM0.32m
2:14AM0.14m
1:59PM0.28m
2:44AM0.11m
2:39PM0.26m
3:15AM0.11m
3:22PM0.25m
3:47AM0.14m
clear
part cloud
part cloud
light rain
mod rain
rain showers
thunderstorm
cloud
part cloud
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:22
6:20
6:20
6:18
6:18
6:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:30
5:30
5:31
5:31
5:32
5:34
5:35
 mm
2
7
2
2
Temp °C
18
17
21
18
16
17
16
16
15
15
14
17
15
15
16
15
14
15
15
15
Feels °C
14
14
18
16
15
14
12
13
14
13
14
15
11
13
13
13
13
12
11
13
  • 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 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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