Stewart Island - Saber Reef Surf Break

Lat Long: 47.19° S 167.79° E

Stewart Island - Saber Reef 48 hour detailed Surf Forecast

Issued: 5 am 17 Aug 2026 (local time)

Forecast update in  hr  min

Today's Stewart Island - Saber Reef sea temperature is
12.0° C
2.0° 

Stewart Island - Saber Reef surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Stewart Island - Saber Reef today (17 Aug):

  • Morning surf: Morning surf (17 Aug, local time) - 10ft (3.0m), 13s period with SW swell.
  • Afternoon surf: Afternoon surf (17 Aug, local time) - 10ft (3.0m), 13s period with SW swell.
  • Evening surf: Evening surf (17 Aug, local time) - 11ft (3.5m), 12s period with SW swell.

The current surf forecast for Stewart Island - Saber Reef at 10AM is: 3.0m 13s primary swell from a Southwest direction and 0.2m 12s secondary swell from a East direction (forecast issued at 05:00am August 17). The wind direction is predicted to be cross-onshore.

Time (NZST) & DateWave HeightWave Period
Morning (17 Aug)10ft (3.0m)13s
Afternoon (17 Aug)10ft (3.0m)13s
Evening (17 Aug)11ft (3.5m)12s

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


Short Range Forecast

Light rain (total 5mm), mostly falling on Mon afternoon. Very mild (max 10°C on Mon morning, min 8°C on Tue night). Winds decreasing (strong winds from the WSW on Mon afternoon, light winds from the WSW by Wed morning).

Monday
17
Tuesday
18
Wednesday
19
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
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
!
0
0
0
0
1
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
3
SW
14
0.2
E
12
3
SW
13
3
SW
13
3
SW
13
0.2
ESE
15
3.5
SW
12
3.5
SW
12
3.5
SW
12
3.5
SW
12
3.5
SW
12
3.5
SW
13
4
SW
16
4
SW
15
3.5
SW
15
4
SW
15
2.4
SSW
14
2.2
SSW
12
1.8
S
13
1.5
SSW
13
1.8
SSW
13
1.7
SSW
11
1.5
S
12
Wave Graph
Metric surfscale
Energy kJ
3898
11
3000
2682
2601
21
3214
3028
3167
3402
3505
3919
6723
6216
5639
6178
2329
1405
1037
755
993
667
617
Wind (km/h)
25
WSW
20
WSW
20
WSW
30
SW
35
WSW
40
WSW
35
SW
35
SW
35
WSW
35
SW
35
SW
30
SW
25
SW
20
WSW
30
SW
20
SW
20
SW
20
WSW
20
WSW
25
WSW
25
WSW
25
WSW
25
WSW
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
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
3:58AM2.23m
4:22PM2.13m
4:45AM2.09m
5:08PM2.00m
5:36AM1.94m
5:58PM1.87m
Low Tide
10:07AM0.23m
10:30PM0.33m
10:56AM0.42m
11:21PM0.47m
11:48AM0.59m
cloud
part cloud
cloud
rain showers
cloud
light rain
rain showers
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
light rain
cloud
cloud
cloud
clear
cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:48
7:46
7:43
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:58
5:59
6:00
 mm
1
2
1
1
Temp °C
9
9
9
10
10
10
10
9
10
9
9
9
9
9
10
9
9
8
8
9
8
8
8
Feels °C
3
3
4
3
2
2
2
1
2
1
1
2
3
5
4
4
4
3
3
4
2
2
2
  • 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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