Ruby Bay Surf Break

Lat Long: 41.21° S 173.09° E

Ruby Bay 48 hour detailed Surf Forecast

Issued: 5 pm 15 Aug 2026 (local time)

Forecast update in  hr  min

Today's Ruby Bay sea temperature is
11.4° C
1.0° 

Ruby Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Time (NZST) & DateWave HeightWave Period
Morning (15 Aug)--
Afternoon (15 Aug)0.5ft (0.1m)7s
Evening (15 Aug)--

Table - waves today at Ruby Bay. (Swell directed towards the surf break)


Short Range Forecast

Moderate rain (total 11mm), heaviest on Sat night. Very mild (max 14°C on Sat afternoon, min 2°C on Sun night). Wind will be generally light.

Sat
15
Sunday
16
Monday
17
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
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.1
N
7
0.2
NNW
16
0.2
NNW
16
0.1
NE
4
0.2
NNW
16
0.1
NE
5
0.2
NNW
16
0.2
NNW
16
0.2
NNW
15
0.2
NNW
15
0.4
SE
3
0.2
NNW
16
0.2
NNW
16
0.1
NW
15
0.1
NW
15
0.1
NW
15
0.1
NE
4
0.1
NW
15
0.1
NW
15
Wave Graph
Metric surfscale
Energy kJ
1
0
0
1
0
1
0
0
0
0
3
0
0
0
0
0
1
0
0
Wind (km/h)
5
NE
5
ENE
5
SW
5
SSE
15
SW
15
SW
10
SW
10
SSW
5
S
10
S
5
SSW
10
SSW
10
SSW
10
SSW
5
SSW
0
NNE
10
NNE
5
NE
5
S
Wind State
on
glassy
glassy
cross-off
off
off
off
cross-off
glassy
cross-off
cross-off
off
off
off
off
glassy
on
glassy
glassy
High Tide
00:01AM4.32m
12:24PM4.15m
00:38AM4.17m
1:00PM4.02m
Low Tide
5:37PM0.60m
5:54AM0.57m
6:10PM0.70m
6:30AM0.73m
6:41PM0.86m
clear
clear
rain showers
light rain
light rain
light rain
light rain
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:16
7:15
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:45
5:46
5:47
 mm
1
2
4
3
1
Temp °C
14
11
10
10
8
6
7
10
12
8
4
3
2
2
4
8
9
6
3
Feels °C
12
10
9
8
5
2
4
6
9
4
1
-1
-2
-2
0
5
5
3
0
  • 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
How to use the Wavefinder 

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