Catlins River Mouth Surf Break

Lat Long: 46.48° S 169.72° E

Catlins River Mouth 48 hour detailed Surf Forecast

Issued: 11 am 28 Aug 2026 (local time)

Forecast update in  hr  min

Today's Catlins River Mouth sea temperature is
10.9°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 (28 Aug):

  • Morning surf: Morning surf (28 Aug, local time) - 4ft (1.2m), 11s period with S swell.
  • Afternoon surf: Afternoon surf (28 Aug, local time) - 4.5ft (1.3m), 10s period with ENE swell.
  • Evening surf: Evening surf (28 Aug, local time) - 3.5ft (1.1m), 10s period with ENE swell.

The current surf forecast for Catlins River Mouth at 4PM is: 1.3m 10s primary swell from a East-northeast direction and 1.0m 10s secondary swell from a South direction (forecast issued at 11:00am August 28). An open ocean swell of 0.5m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (NZST) & DateWave HeightWave Period
Morning (28 Aug)4ft (1.2m)11s
Afternoon (28 Aug)4.5ft (1.3m)10s
Evening (28 Aug)3.5ft (1.1m)10s

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


Short Range Forecast

Heavy rain (total 27mm), heaviest during Sun afternoon. Very mild (max 12°C on Sat afternoon, min 5°C on Sun afternoon). Winds increasing (light winds from the W on Fri morning, strong winds from the WSW by Sun morning).

Fri
28
Saturday
29
Sunday
30
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)
3
2
1
0
1
3
1
1
0
1
!
2
1
3
4
3
1
0
!
!
!
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.2
S
11
1.1
S
10
1.3
ENE
10
1.3
ENE
10
1.1
ENE
10
2.1
WSW
7
0.8
ENE
10
0.7
ENE
9
0.6
SSW
19
0.7
SSW
19
4
WSW
10
1.3
SW
10
1.3
SW
12
1.9
SSW
16
2.1
SSW
16
2.2
SSW
16
2.5
SSW
16
3.5
SW
15
5
SW
14
5.5
SW
15
4.5
SW
15
Wave Graph
Metric surfscale
Energy kJ
326
260
295
307
223
384
105
73
295
375
2675
384
534
1743
2123
2300
3552
5659
9787
13638
9105
Wind (km/h)
10
NNW
5
W
20
WNW
25
WSW
25
W
15
NNW
25
WNW
25
WNW
30
WNW
25
WNW
20
WNW
25
WNW
30
W
20
W
20
WNW
35
NW
40
W
45
WSW
35
WSW
40
WSW
35
WSW
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
off
cross-off
cross-off
cross-off
off
cross-off
cross-off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
3:09PM2.33m
3:20AM2.36m
3:44PM2.38m
3:57AM2.40m
4:21PM2.40m
Low Tide
9:00AM0.74m
9:16PM0.77m
9:37AM0.70m
9:53PM0.74m
10:15AM0.70m
light rain
light rain
rain showers
light rain
part cloud
clear
rain showers
part cloud
cloud
part cloud
part cloud
cloud
light rain
rain showers
cloud
light rain
rain showers
rain showers
light rain
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:18
7:16
7:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:05
6:07
6:07
 mm
1
1
1
1
1
2
1
1
3
1
5
4
2
Temp °C
8
11
10
10
8
7
7
8
9
10
12
10
8
8
8
8
8
7
5
6
6
Feels °C
5
10
6
5
2
3
1
2
2
4
6
3
1
3
3
0
-1
-4
-4
-3
-3
  • 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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