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Surf Forecasts:

Shark Alley surfForecast / Great Barrier Island / New Zealand

information circle48hr Weather and Surf, issued 6 pm Friday 21 Nov 2025 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
18.4° C
 (Which is 1.3°C warmer than normal for this time of year)

How big are the waves at Shark Alley today?

The current surf forecast for Shark Alley at 1AM is: 1.3m 9s primary swell from a East-northeast direction and 0.4m 14s secondary swell from a North direction (forecast issued at 06:00pm November 21). The wind direction is predicted to be glassy and the swell rating is 2.

Time (NZDT) & DateWave HeightWave Period
Morning (22 Nov)4.5ft (1.3m)9s
Afternoon (22 Nov)4.5ft (1.4m)9s
Evening (22 Nov)4.5ft (1.4m)10s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Friday
21
Saturday
22
Sunday
23
Monday
24
4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM
Rating
(10 max)
0
1
1
2
2
2
2
2
0
0
0
1
2
2
1
1
1
1
2
2
2
2
2
2
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.5
ENE
1.4
ENE
1.4
ENE
1.3
ENE
1.3
ENE
1.3
ENE
1.3
ENE
1.3
ENE
1.4
NE
1.4
NE
1.3
NE
1.3
NE
1.3
NE
1.3
NE
1.3
NE
1.3
NE
1.3
NE
1.3
NE
1.3
NE
1.2
NE
1.2
NE
1.2
NE
1.2
NE
1.2
NE
Period(s) (?)9999999999101010109991010101010109
Wave
Graph
(?)Metric surfscale
Energy kJ (?)362320320276255255255282350350320320290290284284284290290269269269264258
Wind
(km/h)
10
NNW
10
NW
10
NNW
5
NW
10
W
10
SSW
5
SSW
5
NNW
20
N
20
N
15
N
10
N
5
NNW
5
ENE
5
NNE
5
NNW
10
NNW
10
NW
10
SW
15
SW
20
SW
20
SSW
25
SSW
10
SW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on		crosscrossglasscross-
off		offglassglasscross-
on		cross-
on		cross-
on		cross-
on		glassglassoncross-
on		crosscrossoffoffoffoffoffoff
High Tide
/ height (m)
8:59PM
2.02
9:29AM
2.12
9:37PM
2.02
10:07AM
2.11
10:17PM
2.01
10:47AM
2.10
Low Tide
/ height (m)
2:43PM
0.68
2:55AM
0.65
3:23PM
0.67
3:36AM
0.62
4:04PM
0.67
4:16AM
0.60
Friday
21
Saturday
22
Sunday
23
Monday
24
Sunrise-----5:56-------5:56-------5:56--
Sunset-8:08-------8:09-------8:10------
clear
clear
clear
clear
part cloud
clear
clear
part cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
thunderstorm
clear
clear
clear
clear
clear
clear
Rain (mm)
-----------------1------
Temp. °C181919191817181818181818181818191919191817161617
Feels °C (?)171819201816191917171818191918201919181614131216
  • 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

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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.

View detailed surf forecast for Shark Alley at:
surf-forecast.com

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