Narrabeen-Alley Rights Surf Break

Lat Long: 33.71° S 151.31° E

Narrabeen-Alley Rights Surf Forecast and Surf Report

Issued: 9 pm 26 Aug 2026 (local time)

Forecast update in  hr  min

Today's Narrabeen-Alley Rights sea temperature is
17.6°C
0.3° 

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


Narrabeen-Alley Rights surf forecast from 26 Aug 2026:

  • Best quality surf: Friday 28 Aug, 4AM (local time) - 5ft (1.6m), 11s period, SSE swell with offshore winds.
  • Most powerful swell: Saturday 29 Aug, 10AM (local time) - 7ft (2.1m), 10s period, SSE swell with 768 kJ wave energy.
  • Next surfable swell (1★+): Thursday 27 Aug, 10PM (local time) - 2ft (0.6m), 9s period with ENE swell.

Best Forecast Surf Conditions for Narrabeen-Alley Rights this week:

The surf forecast for Narrabeen-Alley Rights over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Aug 27) at 10PM. The primary swell is predicted to be 0.6m and 9s period. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Narrabeen-Alley Rights in the next 16 days are 2.1m 10s and forecast to arrive on Saturday (Aug 29) at 10AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.1m 9s period and expected on Thursday (Aug 27) at 10AM.

Wave TypeTime (AEST) & Date Wave Height & Period
Next good surf (1 star+)10PM (Thu 27th Aug)2ft (0.6m) 9s
Best Surf 4AM (Fri 28th Aug)5ft (1.6m) 11s
Most Powerful10AM (Sat 29th Aug)7ft (2.1m) 10s

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


The Lowdown

Alright, let’s get into it. The 16-day window starts with a bit of a flat, choppy mess here at Narrabeen-Alley Rights. The first few days are pretty grim, with Thursday morning bringing small, weak 2ft ENE windswell under a cross-onshore breeze. The water temp is about average for late August, so nothing unusual there. Thursday afternoon is even smaller, with 2ft and onshore winds. Not worth paddling out.

But then, hold onto your board. Friday morning (28th August) is the real standout. We’ve got a solid 6ft SSE groundswell rolling in with an 11-second period, and a light cross-offshore WSW breeze. The combined energy is a solid 681, meaning there’s real power in the water. The swell direction is a good match for the break’s optimum, and the offshore wind will keep the faces clean and lined up. This is the best on offer, full stop. Fair warning though, at 6ft it’s a solid size, so maybe not for the absolute beginners, but it’s a ripper for anyone with a bit of experience. Crowds are likely here, as it’s a very consistent spot.

Saturday morning (29th August) is a bit of a mixed bag. The swell jumps up to 7ft from the SSE with a 10-second period, giving a massive 1143 combined energy. That’s some serious grunt, but the wind is cross-shore, making it a bit lumpy. It’s a marginal call, and at over 8ft this is really only for the experts. The Saturday afternoon drops off with a smaller 4ft and onshore winds.

Sunday morning (30th August) is a letdown, with the swell dropping to 2ft and a clean offshore wind, but the energy is weak (118). It’s surfable but very ordinary.

From Monday (31st August) right through to the end of the first week and into the second week, it’s a long, drawn-out flat spell. The swell is tiny, barely 1ft to 2ft, with very low energy (often under 60). The winds are mostly favorable, with some glassy and offshore periods, but there’s just no swell to work with. This quiet period lasts for about 10 days. The second week shows nothing of note, with small, weak windswell and poor conditions, including a rainy and windy Sunday (6th September) that’s a complete washout.

The very last day, Friday 11th September morning, offers a tiny 2ft NE windswell with glassy conditions, but the energy is so low (47) it’s barely a ripple.

So, the play is clear: hit Friday morning (28th August) for the clean, powerful standout. The rest of the window is a full-on flat spell, so don’t hold your breath.

Rusty.

Short Range Forecast

Light rain (total 3mm), mostly falling on Wed night. Very mild (max 16°C on Fri morning, min 11°C on Thu night). Wind will be generally light.

Days 5-7 Weather Summary

Mostly dry. Warm (max 25°C on Tue afternoon, min 12°C on Sat night). Wind will be generally light.

Thursday
27
Friday
28
Saturday
29
Sunday
30
Monday
31
Tuesday
1
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
1
3
0
1
3
1
1
1
0
0
0
0
0
0
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.8
ENE
8
0.7
ENE
8
0.6
ENE
8
0.5
SSE
13
1.7
SSE
11
1.4
SSE
10
1.4
SSE
9
2.1
SSE
10
1.2
SSE
10
0.9
SSE
10
0.7
SE
9
0.4
ENE
9
0.4
ENE
10
0.4
ENE
9
0.4
ENE
9
0.4
ENE
9
0.3
ENE
11
0.4
ENE
11
0.8
NE
6
Wave Graph
Metric surfscale
Energy kJ
84
54
40
98
643
380
322
768
261
168
88
29
32
29
28
26
23
39
39
Wind (km/h)
15
S
15
S
10
ESE
5
NW
5
WSW
20
SSE
10
S
10
SSW
10
ESE
5
WNW
5
WNW
15
ESE
5
WSW
5
NNW
15
NE
10
N
10
NNW
10
WNW
15
NW
Wind State
cross-on
cross-on
on
off
cross-off
cross-on
cross-on
cross
cross-on
cross-off
off
cross-on
glassy
glassy
cross
cross-off
cross-off
cross-off
off
High Tide
7:41AM1.15m
7:40PM1.55m
8:15AM1.23m
8:15PM1.55m
8:49AM1.30m
8:51PM1.52m
9:24AM1.36m
9:28PM1.45m
10:01AM1.41m
10:08PM1.36m
10:42AM1.43m
10:53PM1.25m
Low Tide
1:43AM0.18m
1:19PM0.32m
2:14AM0.13m
1:59PM0.28m
2:44AM0.10m
2:39PM0.25m
3:15AM0.10m
3:21PM0.25m
3:46AM0.12m
4:06PM0.26m
4:20AM0.17m
4:56PM0.28m
light rain
part cloud
clear
clear
part cloud
part cloud
rain showers
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:20
6:18
6:18
6:16
6:15
6:13
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:31
5:32
5:34
5:35
5:35
5:36
 mm
2
1
Temp °C
14
15
15
14
16
15
16
16
15
14
17
15
15
17
16
15
24
25
20
Feels °C
11
12
13
13
13
11
14
14
13
14
15
13
15
15
13
13
21
22
17
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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-Alley Rights Surf forecast

The above surf forecast table for Narrabeen-Alley Rights provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Narrabeen-Alley Rights can be found by selecting the local surf guide option on the grey menu. Our Narrabeen-Alley Rights 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-Alley Rights) 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-Alley Rights 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-Alley Rights is 5 km (3 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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