Shark Alley surfForecast / Great Barrier Island / New Zealand

information circle48hr Weather and Surf, issued 6 am Monday 23 Feb 2026 NZDT
Forecast update in hr  min  s Forecast update imminent
Shark Alley surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Shark Alley sea temperature is
21.3° C
(Which is slightly warmer than usual)


How big are the waves at Shark Alley today?

The current surf forecast for Shark Alley at 12PM is: 0.4m 8s primary swell from a East-northeast direction and 0.3m 9s secondary swell from a Northeast direction (forecast issued at 06:00am February 23). An open ocean swell of 0.6m 4s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (NZDT) & DateWave HeightWave Period
Morning (23 Feb)1.5ft (0.4m)8s
Afternoon (23 Feb)1.5ft (0.4m)8s
Evening (23 Feb)1.5ft (0.4m)8s

Table - waves today at Shark Alley. (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent
Monday
23
Tuesday
24
Wednesday
25
Thu
26
4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.4
ENE
0.4
ENE
0.4
ENE
0.4
ENE
0.4
ENE
0.4
ENE
0.4
ENE
0.3
ENE
0.3
NE
0.3
NE
0.3
E
0.5
E
0.4
ENE
0.4
ENE
0.5
E
0.5
E
0.6
E
0.5
E
0.5
E
0.5
E
0.5
E
1
E
1
E
0.9
E
Period(s) (?)88888889101079999999888876
Wave
Graph
(?)Metric surfscale
Energy kJ (?)2222232223222116161694028273939553937353513010655
Wind
(km/h)
35
SSW
30
SW
30
SW
10
SSW
10
E
5
N
10
WNW
20
WSW
20
SW
15
WSW
25
SW
30
SW
20
SW
35
SW
30
SW
15
SSE
20
E
25
ENE
25
NE
25
NE
25
ENE
20
ENE
20
ENE
15
ENE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
offoffoffoffcross-
on
cross-
on
cross-
off
offoffcross-
off
offoffoffoffoffcrosscross-
on
ononononononcross-
on
High Tide
/ height (m)
12:35PM
2.26
1:00AM
2.21
1:26PM
2.20
1:53AM
2.16
2:21PM
2.14
Low Tide
/ height (m)
6:05AM
0.57
6:37PM
0.50
7:01AM
0.63
7:30PM
0.53
8:03AM
0.69
8:27PM
0.57
Monday
23
Tuesday
24
Wednesday
25
Thu
26
Sunrise-6:56-------6:56-------6:58------
Sunset-----8:05-------8:04-------8:01--
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
cloud
part cloud
part cloud
part cloud
clear
Rain (mm)
------------------------
Temp. °C181717171818191817171617212119202019191919191919
Feels °C (?)131212151717191615161313171515191816161617171818
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

Latest Updates

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Shark Alley surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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