Catlins River Mouth Surf Break

Lat Long: 46.48° S 169.72° E

Catlins River Mouth 48 hour detailed Surf Forecast

Issued: 11 pm 18 Jul 2026 (local time)

Forecast update in  hr  min

Today's Catlins River Mouth sea temperature is
11.1° C
1.8° 

Catlins River Mouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Catlins River Mouth today (19 Jul):

  • Morning surf: Morning surf (19 Jul, local time) - 8ft (2.4m), 15s period with SSW swell.
  • Afternoon surf: Afternoon surf (19 Jul, local time) - 8ft (2.5m), 15s period with SSW swell.
  • Evening surf: Evening surf (19 Jul, local time) - 8ft (2.5m), 15s period with SSW swell.

The current surf forecast for Catlins River Mouth at 6AM is: 2.5m 15s primary swell from a South-southwest direction and 1.0m 13s secondary swell from a East-southeast direction (forecast issued at 11:00pm July 18). The wind direction is predicted to be cross-offshore.

Time (NZST) & DateWave HeightWave Period
Morning (19 Jul)8ft (2.4m)15s
Afternoon (19 Jul)8ft (2.5m)15s
Evening (19 Jul)8ft (2.5m)15s

Table - waves today at Catlins River Mouth. (Swell directed towards the surf break)


Short Range Forecast

Light rain (total 6mm), mostly falling on Sat night. Very mild (max 13°C on Tue afternoon, min 7°C on Sun morning). Wind will be generally light.

Sunday
19
Monday
20
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)
3
2
4
3
3
3
3
4
4
4
4
5
4
4
4
4
4
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
3
SSW
16
2.5
SSW
16
2.5
SSW
15
2.5
SSW
15
2.4
SSW
15
2.4
SSW
15
2.5
SSW
15
2.5
SSW
15
2.5
SSW
15
3
SSW
15
3
SSW
15
3
SSW
17
3
SSW
16
2.5
S
15
2.5
SSW
15
2.3
SSW
14
2.1
S
14
Wave Graph
Metric surfscale
Energy kJ
4015
3373
2831
2684
2449
2449
2712
3093
3135
3341
3618
4757
3697
2906
2581
2012
1657
Wind (km/h)
25
WNW
20
SW
15
WSW
20
WSW
15
W
20
W
20
WSW
15
W
10
W
10
W
10
WNW
10
WNW
10
WNW
5
NW
5
NNE
5
NW
10
WNW
Wind State
cross-off
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
glassy
off
cross-off
High Tide
6:11PM2.44m
6:32AM2.42m
6:59PM2.36m
7:26AM2.34m
7:51PM2.28m
Low Tide
00:22AM0.76m
12:51PM0.72m
1:13AM0.86m
1:42PM0.86m
light rain
light rain
clear
clear
clear
clear
cloud
cloud
cloud
part cloud
cloud
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
8:15
8:15
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:17
5:19
 mm
1
4
Temp °C
11
9
9
8
7
9
10
9
9
9
9
9
8
8
9
8
7
Feels °C
5
5
5
3
3
4
5
5
6
5
6
6
5
5
7
5
4
  • 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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