Narrabeen-Alley Rights Surf Break

Lat Long: 33.71° S 151.31° E

Narrabeen-Alley Rights Surf Forecast and Surf Report

Issued: 3 am 20 Jul 2026 (local time)

Forecast update in  hr  min

Today's Narrabeen-Alley Rights sea temperature is
18.1° C
0.1° 

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 19 Jul 2026:

  • Best quality surf: Monday 20 Jul, 10AM (local time) - 6ft (1.9m), 11s period, ENE swell with glassy winds.
  • Most powerful swell: Monday 20 Jul, 10AM (local time) - 6ft (1.9m), 11s period, ENE swell with 823 kJ wave energy.
  • Next surfable swell (1★+): Monday 20 Jul, 10AM (local time) - 6ft (1.9m), 11s 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 Monday (Jul 20) at 10AM. The primary swell is predicted to be 1.9m and 11s 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 1.9m 11s and forecast to arrive on Monday (Jul 20) at 10AM. Winds are predicted to be glassy at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.0m 8s period and expected on Friday (Jul 24) at 4AM.

Wave TypeTime (AEST) & Date Wave Height & Period
Next good surf (1 star+)10AM (Mon 20th Jul)6ft (1.9m) 11s
Best Surf10AM (Mon 20th Jul)6ft (1.9m) 11s
Most Powerful10AM (Mon 20th Jul)6ft (1.9m) 11s

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


The Lowdown

G'day, I'm Rusty. Let's have a look at what's on the cards for the next couple of weeks.

Alright, we've got a solid pulse of ENE swell lighting up Narrabeen-Alley Rights come Monday the 20th of July. The water's sitting at 64.6°, which is bang on average for the time of year, so no shock to the system there. This is a beach/sandbar setup, and it's very consistent, so it's a reliable spot to bank on. The real standout is Monday morning. We've got a clean 6.2ft of ENE ground swell rolling in with a period of 11 seconds, and a glassy 3 mph W wind. The energy is sitting at a solid moderate 832, so there's plenty of push. This is the pick of the entire forecast – expect very good surf conditions. The break is exposed to the swell, and that ENE direction is just what it wants. Keep in mind, it's an advanced wave, and crowds are often here, so expect some company. By Monday afternoon, that NE wind picks up to 9 mph and goes cross, making it a bit of a mess with a marginal tide.

Tuesday the 21st, the swell drops to 4.9ft, still with a decent 10-second period, and a light N wind gives us clean cross-off conditions in the morning. The energy's down to 433, still moderate. It's surfable and good, but not the standout Monday was. Tuesday arvo it gets messy again with that NE cross-shore.

Wednesday the 22nd offers a couple of clean windows. The morning has that same ENE swell around 3.6ft with a 10-second period, and a light W cross-off wind. The arvo turns glassy with a NNE breeze at 3 mph, and the energy is a consistent 210. It's good, clean fun for the intermediate crowd.

Thursday the 23rd, the swell drops to 2.6ft and the energy falls to 96 – that's weak. The morning is clean with a cross-off W wind, but it's ordinary. By the arvo, a strong SW wind of 22 mph kicks up a lumpy cross-chop, and it's poor.

From Friday the 24th right through to the end of the forecast on the 4th of August, it's a long, flat run. The swell drops to tiny 1.3ft, then 1.0ft, and eventually to 0.3ft or even flat. The energy numbers are all in the single or low double digits – weak as water. There's a brief spike on the 29th of July with a 1.3ft SSE swell and a 20-second period, but it's accompanied by a 19 mph SSW cross-onshore wind and a lumpy 131 energy, so it's a mess. That long period is more for reefs or points, but the wind kills it. There's nothing worth paddling out for in that second week. It's a blank run, and for this area, that's not unusual when the swell windows close.

So, the absolute best bet is Monday morning the 20th of July at Narrabeen-Alley Rights. Get out there early for the glass and the 6.2ft groundswell.

Short Range Forecast

Mostly dry. Very mild (max 19°C on Wed afternoon, min 11°C on Tue night). Wind will be generally light.

Days 4-6 Weather Summary

Mostly dry. Very mild (max 18°C on Thu morning, min 8°C on Thu night). Winds decreasing (fresh winds from the SW on Thu afternoon, calm by Fri morning).

Monday
20
Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Saturday
25
Sunday
26
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
3
2
3
2
0
2
2
2
1
1
0
0
0
0
0
0
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)
1.9
ENE
11
1.8
ENE
11
1.6
ENE
10
1.5
ENE
10
1.3
ENE
10
1.1
ENE
10
1.1
ENE
10
1.1
ENE
10
0.9
ENE
9
0.8
ENE
9
0.8
ENE
9
0.5
ENE
9
0.4
ENE
8
0.4
ENE
8
0.3
ENE
8
0.3
ENE
8
0.3
ENE
8
0.2
ENE
8
0.2
ENE
8
0.2
ENE
8
0.1
E
9
Wave Graph
Metric surfscale
Energy kJ
823
743
540
433
314
218
210
210
139
94
92
44
28
27
14
14
14
6
6
6
2
Wind (km/h)
5
W
15
NE
10
NNW
10
N
15
NE
10
NNW
10
W
5
NE
15
W
10
W
30
SW
25
WSW
15
WSW
10
NE
20
W
25
WSW
20
WSW
15
WSW
15
WSW
10
SE
10
WSW
Wind State
glassy
cross
off
cross-off
cross
off
cross-off
glassy
cross-off
cross-off
cross
cross-off
cross-off
cross
cross-off
cross-off
cross-off
cross-off
cross-off
on
cross-off
High Tide
12:59PM1.27m
00:53AM1.15m
1:51PM1.28m
1:50AM1.02m
2:46PM1.29m
2:56AM0.92m
3:41PM1.31m
4:09AM0.88m
4:36PM1.34m
5:15AM0.88m
5:26PM1.39m
6:09AM0.92m
6:11PM1.44m
Low Tide
7:03PM0.47m
7:11AM0.31m
8:13PM0.51m
7:54AM0.39m
9:28PM0.51m
8:43AM0.45m
10:38PM0.48m
9:38AM0.48m
11:38PM0.43m
10:34AM0.49m
00:26AM0.37m
11:27AM0.46m
1:07AM0.31m
clear
clear
clear
clear
clear
clear
part cloud
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:54
6:54
6:54
6:52
6:52
6:52
6:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:06
5:07
5:07
5:07
5:08
5:09
5:09
 mm
1
Temp °C
15
15
14
16
16
15
18
19
16
18
16
11
13
15
11
18
18
13
16
15
15
Feels °C
14
13
12
13
14
13
15
16
13
13
8
3
10
11
6
13
13
8
13
12
14
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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 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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