Stewart Island - Saber Reef surfForecast / Southland / New Zealand

information circle48hr Weather and Surf, issued 5 pm 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 2.8°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 12AM is: 0.1m 12s primary swell from a East direction (forecast issued at 05:00pm May 21). An open ocean swell of 3.5m 11s is not directed at the surf break, a second open ocean swell of 0.5m 11s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (NZST) & DateWave HeightWave Period
Morning (22 May)--
Afternoon (22 May)2ft (0.6m)16s
Evening (22 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 2mm), mostly falling on Fri night. Very mild (max 12°C on Fri night, min 8°C on Sun morning). Winds decreasing (strong winds from the WNW on Fri afternoon, light winds from the WNW by Sat night).

Thu
21
Friday
22
Saturday
23
Sun
24
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
9 AM
12 PM
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
4
4
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
0.2
E
12
0.2
E
12
0.1
E
12
0.3
ENE
8
0.2
ENE
8
0.2
ENE
9
0.9
WNW
4
0.2
S
12
0.2
S
12
0.2
S
12
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
0.7
SSW
17
0.7
SSW
17
4
WSW
16
3.5
SW
16
2
SSW
15
2.3
SSW
14
Wave Graph
Metric surfscale
Energy kJ
208
12
12
3
14
6
8
24
11
11
11
2
0
0
7875
7453
8119
0
304
297
0
0
1785
2122
Wind (km/h)
45
W
35
W
35
WSW
25
W
20
W
20
WNW
25
WNW
35
WNW
40
WNW
45
WNW
45
WNW
45
WNW
35
W
35
WSW
30
WSW
25
WSW
25
WSW
20
WSW
15
WSW
15
WSW
10
WSW
10
WNW
10
NW
10
NW
cross-on
cross-on
cross-on
cross-on
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
cross
cross-off
cross-off
High Tide
5:02PM2.24m
5:21AM2.17m
6:05PM2.14m
6:26AM2.10m
7:09PM2.07m
7:31AM2.04m
Low Tide
11:09PM0.37m
11:40AM0.22m
00:14AM0.42m
12:45PM0.29m
1:18AM0.44m
cloud
part cloud
clear
clear
clear
clear
clear
cloud
part cloud
part cloud
cloud
light rain
rain showers
part cloud
cloud
cloud
part cloud
cloud
cloud
part cloud
part cloud
clear
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
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
1
1
Temp °C
11
10
10
9
9
9
9
10
11
11
12
12
12
10
10
9
9
9
9
9
9
9
8
9
1
1
2
3
4
4
3
3
3
1
3
4
5
3
3
3
4
4
5
5
6
6
5
6
Swell 1
Height (m)
Direction
Period (s)
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
0.2
S
12
0.2
S
12
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
3.5
SW
16
3
WSW
16
2.5
WSW
14
Energy kJ
466
214
116
3229
3355
3413
3374
3120
2290
11
11
2
5603
7453
8119
9007
9173
8365
7301
6690
4112
2749
Swell 2
Height (m)
Direction
Period (s)
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
8
0.2
ENE
8
0.2
S
12
0.2
S
12
0.3
WSW
22
0.7
SSW
17
0.7
SSW
17
2
SSW
15
2.3
SSW
14
Energy kJ
208
264
104
64
33
20
7
6
11
11
91
304
297
1785
2122
Swell 3
Height (m)
Direction
Period (s)
0.1
E
13
0.2
E
12
0.2
E
12
0.1
E
12
0.3
ENE
8
0.2
ENE
8
0.2
ENE
9
Energy kJ
3
12
12
3
14
6
8
Wind waves
Height (m)
Direction
Period (s)
3.5
W
9
3.5
WSW
10
3.5
WSW
11
0.9
WNW
4
2
WNW
6
3.5
W
12
3.5
W
12
4
WSW
12
4
WSW
12
4
WSW
12
5
SW
13
Energy kJ
1537
2199
2752
24
310
3863
4081
4001
4252
4232
7875
Nearest Offshore or Glassy
Rating
(10 max)
1
1
4
3
4
4
4
4
3
3
4
4
5
5
5
5
4
7
1
1
6
5
4
4
Distance (km)
221
273
145
92
89
89
89
89
119
119
89
92
119
119
145
145
174
145
92
90
95
89
0
0
Best forecast wave conditions in Southland
Rating
(10 max)
3
4
4
4
4
3
3
5
4
5
5
1
6
6
5
4
4
Best forecast wave conditions in New Zealand
Rating
(10 max)
1
3
4
4
4
4
4
4
4
4
5
4
5
5
5
5
7
7
8
8
7
6
6
5
Header Global
Rating
(10 max)
5
5
5
5
5
5
5
4
5
7
7
7
6
5
7
5
7
7
8
8
7
6
7
5
  • 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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