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Catlins River Mouth Surf Forecast
/ Catlins (9 surf breaks) /
Surf Forecasts:
Catlins River Mouth surfForecast / Catlins / New Zealand
48hr Weather and Surf, issued 5 pm Saturday 30 May 2026 NZSTForecast update in hr min s Forecast update imminent
Catlins River Mouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Catlins River Mouth sea temperature is
12.4° C
(Which is 2.5°C warmer than normal for this time of year)How big are the waves at Catlins River Mouth today (31 May):
- Morning surf: Morning surf (31 May, local time) - 1.5ft (0.5m), 12s period with SW swell.
- Afternoon surf: Afternoon surf (31 May, local time) - 3ft (0.9m), 7s period with ENE swell.
- Evening surf: Evening surf (31 May, local time) - 3ft (0.9m), 8s period with ENE swell.
The current surf forecast for Catlins River Mouth at 2AM is: 0.6m 12s primary swell from a South-southwest direction and 0.7m 9s secondary swell from a South direction, 0.6m 6s secondary swell from a East-northeast direction, 0.9m 6s secondary swell from a East-northeast direction (forecast issued at 05:00pm May 30). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 May) | 1.5ft (0.5m) | 12s |
| Afternoon (31 May) | 3ft (0.9m) | 7s |
| Evening (31 May) | 3ft (0.9m) | 8s |
Table - waves today at Catlins River Mouth. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Sun night. Very mild (max 16°C on Sun afternoon, min 8°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Sat 30 | Sunday 31 | Monday 1 | Tue 2 | |||||||||||||||||||||
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 | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | |
Swell Height Map |  |    |    |    | ||||||||||||||||||||
SSW 12 | SSW 12 | SSW 12 | SW 12 | SSW 12 | SSW 12 | SW 12 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 10 | ENE 9 | |
255 | 255 | 190 | 154 | 101 | 99 | 73 | 96 | 84 | 114 | 102 | 176 | 164 | 156 | 140 | 106 | 101 | 77 | 79 | 84 | 94 | 90 | 132 | 126 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | glassy | glassy | cross | cross | cross | cross-off | glassy | glassy | cross-off | cross-off | cross-off | off | glassy | |
High Tide | 2:26PM2.33m | 2:42AM2.30m | 3:06PM2.32m | 3:19AM2.28m | 3:45PM2.30m | 3:55AM2.24m | ||||||||||||||||||
Low Tide | 8:38PM1.03m | 8:55AM0.97m | 9:17PM1.04m | 9:34AM0.97m | 9:54PM1.05m | 10:11AM0.97m | ||||||||||||||||||
 |  |  | | | | | | | | |  | | | | | | | | | | |  |  | |
 | — | — | — | — | — | 8:11 | — | — | — | — | — | — | — | 8:12 | — | — | — | — | — | — | — | 8:14 | — | — |
 | 5:04 | — | — | — | — | — | — | — | 5:04 | — | — | — | — | — | — | — | 5:02 | — | — | — | — | — | — | 5:02 |
— | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 11 | 10 | 9 | 8 | 10 | 11 | 12 | 14 | 16 | 15 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 12 |
8 | 7 | 6 | 4 | 6 | 7 | 9 | 11 | 14 | 13 | 13 | 12 | 13 | 12 | 10 | 10 | 11 | 12 | 11 | 11 | 11 | 7 | 9 | 11 | |
Swell 1 Height (m) Direction Period (s) | SSW 12 | SSW 12 | SSW 12 | SW 12 | S 9 | ENE 6 | E 6 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 10 | ENE 9 |
 kJ | 255 | 255 | 190 | 154 | 76 | 29 | 18 | 47 | 84 | 114 | 102 | 176 | 164 | 156 | 140 | 106 | 101 | 77 | 79 | 84 | 94 | 90 | 132 | 126 |
Swell 2 Height (m) Direction Period (s) | S 9 | S 8 | S 8 | S 9 | ENE 6 | S 8 | SW 12 | S 8 | SSW 12 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SW 13 | SW 13 | SW 13 | SSW 13 | SW 12 | SW 12 | SW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 |
| kJ | 99 | 68 | 68 | 76 | 30 | 51 | 73 | 35 | 60 | 78 | 73 | 69 | 65 | 78 | 78 | 80 | 64 | 39 | 37 | 36 | 56 | 54 | 54 | 56 |
Swell 3 Height (m) Direction Period (s) | ENE 6 | ENE 6 | ENE 6 | ENE 6 | SSW 12 | SSW 12 | S 9 | SSW 12 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | SW 5 | SW 5 | S 16 | S 16 | — | S 11 | SW 4 | SSW 4 |
| kJ | 17 | 25 | 26 | 28 | 101 | 99 | 40 | 58 | 22 | 12 | 12 | 5 | 5 | 1 | 1 | 1 | 1 | 1 | 5 | 5 | — | 2 | 3 | 2 |
Wind waves Height (m) Direction Period (s) | NE 5 | NE 6 | NE 6 | — | ENE 6 | ENE 6 | — | ENE 7 | ENE 7 | — | — | — | — | — | — | — | — | — | — | W 3 | WSW 3 | SW 3 | — | — |
| kJ | 41 | 89 | 75 | — | 65 | 67 | — | 96 | 274 | — | — | — | — | — | — | — | — | — | — | 1 | 3 | 2 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 15 | 15 | 15 | 0 | 0 | 0 | 0 | 0 | 8 | 0 | 0 |
Best forecast wave conditions in Catlins | ||||||||||||||||||||||||
Best forecast wave conditions in New Zealand | ||||||||||||||||||||||||
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