Stewart Island - Saber Reef surfForecast / Southland / New Zealand

information circle48hr Weather and Surf, issued 11 am Thursday 21 May 2026 NZST
Forecast update in hr  min  s Forecast update imminent
Stewart Island - Saber Reef surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Stewart Island - Saber Reef sea temperature is
13.7° C
(Which is 2.9°C warmer than normal for this time of year)

How big are the waves at Stewart Island - Saber Reef today?

The current surf forecast for Stewart Island - Saber Reef at 3PM is: 0.6m 16s primary swell from a Southwest direction (forecast issued at 11:00am May 21). An open ocean swell of 1.2m 13s is not directed at the surf break, a second open ocean swell of 3.0m 9s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (NZST) & DateWave HeightWave Period
Morning (21 May)2ft (0.6m)16s
Afternoon (21 May)2ft (0.6m)16s
Evening (21 May)0.5ft (0.2m)12s

Table - waves today at Stewart Island - Saber Reef. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 6mm), mostly falling on Thu morning. Very mild (max 12°C on Fri night, min 9°C on Thu night). Winds decreasing (strong winds from the W on Thu morning, light winds from the WSW by Sat night).

Thu
21
Friday
22
Saturday
23
Sun
24
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
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
!
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.6
SW
16
0.6
SW
16
0.6
SW
16
0.2
ESE
12
0.2
E
12
0.1
E
12
0.3
ENE
8
0.2
ENE
8
0.2
ENE
9
0.2
ENE
8
0.1
S
12
0.3
S
12
0.3
S
11
0.1
S
11
4
WSW
12
4
WSW
12
5
SW
13
4.5
SW
14
4.5
SW
14
4.5
WSW
15
4.5
WSW
16
4
WSW
16
0.8
SSW
17
4
SW
16
Wave Graph
Metric surfscale
Energy kJ
216
208
208
14
11
3
14
6
8
6
3
25
23
2
0
0
8115
8168
8649
0
0
0
390
6895
Wind (km/h)
45
W
50
W
45
W
40
WSW
35
WSW
25
W
20
W
20
WNW
25
WNW
35
WNW
40
WNW
45
WNW
45
WNW
45
WNW
40
W
30
WSW
30
W
30
WSW
25
WSW
20
WSW
20
WSW
15
WSW
15
WSW
10
WSW
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
5:02PM2.24m
5:21AM2.17m
6:05PM2.14m
6:26AM2.10m
7:09PM2.07m
Low Tide
10:35AM0.13m
11:09PM0.37m
11:40AM0.22m
00:14AM0.42m
12:45PM0.29m
1:18AM0.44m
rain showers
clear
clear
cloud
clear
clear
clear
clear
part cloud
cloud
part cloud
clear
cloud
cloud
rain showers
clear
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
8:11
8:12
8:15
8:15
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:16
5:15
5:15
5:14
5
1
Temp °C
11
11
11
10
10
10
9
9
10
11
11
11
12
12
12
10
10
10
9
9
9
9
9
9
1
0
1
1
2
4
4
4
4
4
3
2
3
4
5
3
4
4
3
4
4
5
5
6
Swell 1
Height (m)
Direction
Period (s)
0.6
SW
16
0.6
SW
16
1.2
NW
13
0.8
NW
12
0.6
NW
12
3.5
WSW
11
3.5
WSW
12
3.5
WSW
12
3.5
WSW
12
3.5
WSW
12
3
WSW
12
0.3
S
12
0.3
S
11
0.1
S
11
4
SW
13
4.5
SW
14
4.5
SW
14
4.5
WSW
15
4.5
WSW
16
4
WSW
16
4
WSW
16
4
SW
16
Energy kJ
216
208
473
210
116
3148
3355
3413
3374
3120
2290
25
23
2
5775
8168
8649
9128
9290
8365
7301
6895
Swell 2
Height (m)
Direction
Period (s)
0.4
NE
5
0.2
ENE
5
0.6
SW
16
0.7
SW
16
0.4
WSW
16
0.5
NW
11
0.4
NW
11
0.3
NNW
10
0.2
ENE
9
0.2
ENE
8
0.1
S
12
0.3
S
12
0.4
WSW
22
2.5
WSW
17
0.8
SSW
17
Energy kJ
7
3
208
264
104
64
33
20
7
6
3
24
154
3814
390
Swell 3
Height (m)
Direction
Period (s)
0.1
E
9
0.1
S
12
0.1
E
13
0.2
ESE
12
0.2
E
12
0.1
E
12
0.3
ENE
8
0.2
ENE
8
0.2
ENE
9
Energy kJ
2
3
3
14
11
3
14
6
8
Wind waves
Height (m)
Direction
Period (s)
4
WNW
14
3.5
W
8
3
W
9
3.5
WSW
10
3.5
WSW
11
0.8
WNW
4
2
WNW
6
3.5
W
12
3.5
W
12
3.5
WSW
12
4
WSW
12
4
WSW
12
5
SW
13
Energy kJ
5455
1648
1521
2232
2895
20
310
3863
3903
3876
4252
4301
8115
Nearest Offshore or Glassy
Rating
(10 max)
2
1
1
2
4
3
4
4
4
4
3
5
4
4
5
5
5
5
6
7
1
7
1
5
Distance (km)
720
176
221
221
145
92
89
89
89
89
119
119
89
92
119
119
119
145
145
145
92
95
90
89
Best forecast wave conditions in Southland
Rating
(10 max)
3
4
4
4
4
3
5
5
4
5
5
5
1
7
6
5
Best forecast wave conditions in New Zealand
Rating
(10 max)
2
2
1
3
4
4
4
4
4
4
4
5
5
4
5
5
5
5
6
7
8
8
7
6
Header Global
Rating
(10 max)
5
5
5
5
5
5
4
5
4
4
5
7
8
7
6
5
5
6
7
7
8
8
7
6
  • 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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