Stewart Island - Saber Reef surfForecast / Southland / New Zealand

information circle48hr Weather and Surf, issued 5 am Tuesday 12 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
14.0° C
(Which is 3.1°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 8AM is: 5.0m 14s primary swell from a Southwest direction and 0.2m 12s secondary swell from a East-northeast direction (forecast issued at 05:00am May 12). The wind direction is predicted to be cross-onshore.

Time (NZST) & DateWave HeightWave Period
Morning (12 May)16ft (5.0m)14s
Afternoon (12 May)15ft (4.5m)14s
Evening (12 May)16ft (5.0m)14s

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

Some drizzle, heaviest during Tue morning. Very mild (max 11°C on Tue morning, min 8°C on Wed night). Winds decreasing (strong winds from the WSW on Tue morning, light winds from the WSW by Thu morning).

Tuesday
12
Wednesday
13
Thursday
14
Fri
15
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
3 PM
6 PM
9 PM
12 AM
Rating
(10 max)
0
0
0
0
0
0
!
0
0
!
0
0
0
0
!
2
2
3
3
2
1
1
1
1
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)
4.5
SW
13
4.5
SW
14
5
SW
14
5
SW
14
4.5
SW
14
4.5
SW
14
5
SW
14
4.5
SW
14
4
SW
14
4.5
SW
19
4.5
SW
18
4.5
SW
17
4
SW
17
3.5
SW
16
3.5
SW
16
3
SW
16
3
SW
15
3
SW
14
3
SW
14
3
SW
14
2.5
SW
14
2.5
SW
13
2.5
SW
13
2.5
SW
13
Wave Graph
Metric surfscale
Energy kJ
7277
8037
9009
8893
8277
7456
8784
6593
5893
15417
13241
10921
9531
6702
5805
4657
4271
3586
3163
2967
2775
2214
2063
2063
Wind (km/h)
50
WSW
45
WSW
45
WSW
40
SW
35
WSW
35
SW
30
SW
30
WSW
30
WSW
30
WSW
25
WSW
25
WSW
25
WSW
20
WSW
20
WSW
20
WSW
15
WSW
15
WSW
10
WSW
15
WSW
15
WSW
15
WSW
15
WSW
15
WSW
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
8:53AM1.88m
9:27PM1.96m
9:44AM2.01m
10:14PM2.07m
10:35AM2.15m
11:01PM2.18m
Low Tide
2:54AM0.60m
3:16PM0.44m
3:41AM0.47m
4:04PM0.33m
4:27AM0.33m
4:52PM0.22m
light rain
light rain
rain showers
cloud
cloud
cloud
clear
cloud
cloud
cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
8:02
8:03
8:03
8:04
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:27
5:25
5:24
5:23
1
1
1
Temp °C
11
11
11
10
9
9
9
10
10
11
11
11
9
9
9
8
8
8
8
8
8
8
8
8
1
2
1
1
1
1
2
3
4
6
7
6
4
4
5
4
4
5
5
5
4
4
4
4
Swell 1
Height (m)
Direction
Period (s)
0.2
ENE
12
0.2
ENE
12
0.2
ENE
12
0.2
ENE
12
0.5
SW
26
0.9
WSW
24
4.5
SW
14
4.5
SW
14
4
SW
14
4.5
SW
19
4.5
SW
18
4.5
SW
17
4
SW
17
3.5
SW
16
3.5
SW
16
3
SW
16
3
SW
15
3
SW
14
3
SW
14
3
SW
14
2.5
SW
14
2.5
SW
13
2.5
SW
13
2.5
SW
13
Energy kJ
14
14
14
13
326
874
7242
6593
5893
15417
13241
10921
9531
6702
5805
4657
4271
3586
3163
2967
2775
2214
2063
2063
Swell 2
Height (m)
Direction
Period (s)
0.3
ENE
12
0.2
WSW
26
0.2
ENE
11
0.4
SSW
24
1.3
WSW
22
1.7
WSW
21
2.5
SW
19
1.3
SSW
19
0.3
ENE
13
0.3
ENE
12
0.2
E
12
0.2
E
13
0.2
E
11
1.1
S
9
0.2
E
12
0.2
E
12
0.2
E
11
0.2
E
11
0.2
E
10
0.2
E
10
0.2
E
10
0.2
E
10
Energy kJ
28
67
12
192
1450
2697
4701
1121
34
30
12
13
9
181
11
11
10
9
9
8
8
8
Swell 3
Height (m)
Direction
Period (s)
0.1
S
27
0.3
ENE
11
0.2
ENE
11
0.6
SSW
23
0.8
SSW
22
1
SSW
20
0.3
E
16
0.1
SE
16
0.2
SSE
15
0.2
SSE
15
0.1
SE
15
0.1
SE
15
0.2
E
11
0.2
SSE
14
0.2
SSE
14
0.2
SSE
13
0.1
SE
13
0.1
SE
13
0.1
SE
13
0.2
SSE
12
0.2
SSE
12
Energy kJ
14
25
12
419
616
846
43
10
23
21
8
8
10
18
18
18
7
7
6
15
14
Wind waves
Height (m)
Direction
Period (s)
4.5
SW
13
4.5
SW
14
5
SW
14
5
SW
14
4.5
SW
14
4.5
SW
14
5
SW
14
Energy kJ
7277
8037
9009
8893
8277
7456
8784
Nearest Offshore or Glassy
Rating
(10 max)
2
4
4
1
1
1
1
1
1
5
5
5
5
8
5
4
4
4
4
4
4
3
3
3
Distance (km)
270
221
224
271
271
270
270
270
270
119
119
119
119
145
174
92
92
92
92
92
89
92
92
92
Best forecast wave conditions in Southland
Rating
(10 max)
5
5
5
5
4
4
4
4
4
4
3
3
3
Best forecast wave conditions in New Zealand
Rating
(10 max)
4
4
4
4
4
4
4
4
4
8
8
9
9
8
6
8
6
6
5
5
5
4
4
4
Header Global
Rating
(10 max)
5
4
5
9
5
5
9
5
9
9
8
9
9
8
6
8
7
6
6
9
9
5
9
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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