Narrabeen-South Surf Break

Lat Long: 33.72° S 151.31° E

Narrabeen-South Surf Forecast and Surf Report

Issued: 3 pm 21 Jul 2026 (local time)

Forecast update in  hr  min

Today's Narrabeen-South sea temperature is
17.9° C
0.1° 

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 21 Jul 2026:

  • Best quality surf: Friday 24 Jul, 10AM (local time) - 7.5ft (2.3m), 9s period, S swell with offshore winds.
  • Most powerful swell: Friday 24 Jul, 4PM (local time) - 8ft (2.5m), 12s period, S swell with 1,824 kJ wave energy.
  • Next surfable swell (1★+): Wednesday 22 Jul, 7AM (local time) - 4ft (1.2m), 10s 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 (Jul 22) at 7AM. The primary swell is predicted to be 1.2m and 10s period with a secondary swell of 0.3m 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 2.5m 12s and forecast to arrive on Friday (Jul 24) at 4PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.4m 5s period and expected on Thursday (Jul 23) at 10PM.

Wave TypeTime (AEST) & Date Wave Height & Period
Next good surf (1 star+) 7AM (Wed 22nd Jul)4ft (1.2m) 10s
Best Surf10AM (Fri 24th Jul)7.5ft (2.3m) 9s
Most Powerful 4PM (Fri 24th Jul)8ft (2.5m) 12s

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's cookin' at Narrabeen-South over the next couple of weeks.

We start off with a bit of a slow burn. Tuesday afternoon the 21st has some swell, but it's a junk show with a 12 mph onshore wind and an ENE swell that's just messy. Not worth paddling out for. The wait pays off though.

Wednesday morning the 22nd is where it starts to get interesting. The wind swings to a light WNW cross-off at 6 mph, cleaning up a 4ft ENE swell. It's not huge, but it's clean, and the wave energy is moderate (297). Wednesday afternoon gets even better with the wind going glassy, a light 3 mph from the ENE, and the same 4ft swell. That's smooth, clean lines – a real treat for a midweek session.

Thursday the 23rd has some clean waves in the morning, but the swell drops to 3ft with a short 9-second period, so it's a bit weak. The afternoon has a stronger offshore wind, but the swell is still small.

Now, here's the standout. Friday morning the 24th is the one to circle. We've got a solid 8ft S swell pumping in, with a strong 12 mph offshore wind from the SW. The wave energy is strong (1469), and the conditions are perfect for experienced surfers. This is a legit session for the crew who know what they're doing. The water temperature is about 64°, which is pretty average for this time of year, so no surprises there.

The afternoon on the 24th gets bigger, up to 8ft, but the wind goes cross-shore and the period jumps to 12 seconds, making it a bit more challenging. Still, the morning is the clear winner.

Saturday the 25th has a solid 6ft S swell in the morning with a good cross-off wind, but the tide might mess with the shape. The afternoon cleans up with a stronger offshore, but it drops to 5ft.

Sunday the 26th morning is another good one. A 5ft S swell with a 9 mph offshore wind, and a long 11-second period. The wave energy is moderate to strong (570). This is a very solid, clean session.

After that, the swell fades through the week, with a lot of small, ordinary, or onshore days. The 27th through the 29th are mostly a write-off, with small swell and poor wind.

Then we hit another big pulse. Thursday morning the 30th of July sees a massive 12ft S swell, but it's way too big for this break. The guidance says the swell is too large for Narrabeen-South, so this is a "stay on the beach and watch" situation. The energy is extremely strong (4517), but it's for experts only, and even then, it's a risk. This continues through the 31st and into the 1st of August, with 10ft+ swell, before it starts to drop back down to a more manageable 5ft on the 2nd of August.

The second week from the 3rd of August onward is pretty quiet. Small swell, mostly onshore or cross-shore winds, and low energy. Not much to get excited about.

So, the real standout is Friday morning the 24th of July, with that 8ft S swell and clean offshore wind. The second best is Sunday morning the 26th of July, for a solid, clean 5ft swell. The big stuff at the end of July is for the brave and the experienced, but not for the average punter.

Rusty, signing off.

Short Range Forecast

Mostly dry. Warm (max 20°C on Wed afternoon, min 8°C on Thu night). Winds increasing (calm on Wed afternoon, fresh winds from the WSW by Thu night).

Days 5-7 Weather Summary

Mostly dry. Very mild (max 19°C on Sat afternoon, min 7°C on Fri night). Winds increasing (light winds from the NNE on Fri afternoon, fresh winds from the WSW by Sat afternoon).

Tue
21
Wednesday
22
Thursday
23
Friday
24
Saturday
25
Sunday
26
Monday
27
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
2
2
1
1
1
0
4
3
4
2
2
2
3
1
2
1
0
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.3
ENE
10
1.3
ENE
10
1.2
ENE
10
1.1
ENE
10
1
ENE
9
0.9
ENE
9
0.8
ENE
9
1.6
SSW
6
2.3
S
9
2.5
S
12
2.3
S
12
1.8
S
11
1.4
S
10
1.4
S
11
1.6
S
11
1.5
S
10
1.2
S
9
1
S
8
0.9
SSE
8
0.7
SSE
8
Wave Graph
Metric surfscale
Energy kJ
314
339
269
210
168
119
92
196
912
1824
1544
743
408
467
564
408
210
130
107
68
Wind (km/h)
20
NE
10
NNW
10
WNW
5
ENE
15
WNW
15
W
20
WSW
30
WSW
20
SW
10
SE
10
W
20
W
20
SW
20
SW
15
SW
15
S
10
W
10
W
15
ENE
5
WNW
Wind State
on
cross-on
cross-off
glassy
cross-off
cross-off
off
cross-off
off
cross
cross-off
cross-off
off
off
off
cross-off
cross-off
cross-off
on
cross-off
High Tide
1:52AM1.02m
2:46PM1.29m
2:58AM0.92m
3:41PM1.31m
4:10AM0.88m
4:35PM1.34m
5:16AM0.89m
5:25PM1.38m
6:10AM0.92m
6:11PM1.44m
6:55AM0.96m
6:53PM1.49m
Low Tide
8:14PM0.51m
7:55AM0.40m
9:28PM0.51m
8:44AM0.46m
10:38PM0.48m
9:38AM0.49m
11:37PM0.43m
10:34AM0.49m
00:25AM0.37m
11:27AM0.47m
1:07AM0.31m
12:14PM0.44m
1:44AM0.25m
clear
clear
cloud
cloud
clear
clear
part cloud
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:54
6:52
6:52
6:52
6:52
6:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:07
5:07
5:07
5:08
5:09
5:09
5:10
 mm
Temp °C
16
16
18
20
16
18
19
11
13
14
12
18
19
13
15
16
15
16
15
15
Feels °C
13
14
14
17
12
13
14
2
7
10
9
13
13
7
11
14
13
14
12
14
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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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