Catlins River Mouth Surf Break

Lat Long: 46.48° S 169.72° E

Catlins River Mouth 48 hour detailed Surf Forecast

Issued: 5 pm 16 Jul 2026 (local time)

Forecast update in  hr  min

Today's Catlins River Mouth sea temperature is
10.8° C
1.5° 

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 (17 Jul):

  • Morning surf: Morning surf (17 Jul, local time) - 8ft (2.5m), 15s period with SSW swell.
  • Afternoon surf: Afternoon surf (17 Jul, local time) - 15ft (4.5m), 14s period with SW swell.
  • Evening surf: Evening surf (17 Jul, local time) - 16ft (5.0m), 15s period with SW swell.

The current surf forecast for Catlins River Mouth at 12AM is: 3.0m 16s primary swell from a South-southwest direction and 0.7m 16s secondary swell from a East-southeast direction (forecast issued at 05:00pm July 16). 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 (17 Jul)8ft (2.5m)15s
Afternoon (17 Jul)15ft (4.5m)14s
Evening (17 Jul)16ft (5.0m)15s

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


Short Range Forecast

Moderate rain (total 18mm), heaviest on Sat afternoon. Very mild (max 12°C on Fri afternoon, min 8°C on Sat night). Winds decreasing (fresh winds from the W on Thu afternoon, calm by Sun morning).

Thu
16
Friday
17
Saturday
18
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)
2
!
2
2
2
2
2
!
!
!
!
!
!
!
!
!
!
5
4
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.8
SSW
15
3.5
SW
14
3
SSW
15
3
SSW
16
2.5
SSW
16
2.5
SSW
15
2.5
SSW
15
4.5
SW
14
4.5
SW
14
4.5
SW
14
5
SW
15
3.5
SSW
19
3.5
SSW
18
3.5
SSW
18
3.5
SSW
18
3.5
SSW
18
3.5
SSW
17
3
SSW
16
3
SSW
16
Wave Graph
Metric surfscale
Energy kJ
1393
5493
3530
3669
3392
3262
3009
9111
8233
8168
9797
8240
9167
8205
7187
6749
6204
4744
3931
Wind (km/h)
35
W
30
W
30
W
25
W
30
W
30
W
30
W
30
W
25
W
15
WNW
15
WNW
20
WNW
20
WNW
25
WNW
25
WNW
30
W
5
SW
5
WSW
5
SSW
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
off
off
cross-off
cross-off
cross
cross-off
cross
High Tide
4:35PM2.54m
4:51AM2.53m
5:23PM2.50m
5:41AM2.48m
6:11PM2.44m
Low Tide
10:43PM0.63m
11:10AM0.53m
11:33PM0.68m
12:00PM0.61m
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
cloud
cloud
mod rain
mod rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
8:18
8:17
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:15
5:15
5:16
 mm
7
9
2
Temp °C
10
10
10
10
10
10
10
11
12
11
10
11
11
12
12
12
9
9
8
Feels °C
2
3
3
3
3
3
3
5
6
7
6
5
5
6
6
6
7
7
6
  • 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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