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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 Sunday 10 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
13.3° C
(Which is 2.8°C warmer than normal for this time of year)How big are the waves at Catlins River Mouth today?
The current surf forecast for Catlins River Mouth at 1AM is: 4.5m 13s primary swell from a South-southwest direction and 3.5m 14s secondary swell from a South-southwest direction, 0.4m 13s secondary swell from a East-northeast direction (forecast issued at 05:00pm May 10). The wind direction is predicted to be cross-offshore and the swell rating is 11.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 May) | 10ft (3.0m) | 13s |
| Afternoon (11 May) | 8ft (2.5m) | 12s |
| Evening (11 May) | 11ft (3.5m) | 12s |
Table - waves today at Catlins River Mouth. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 4mm), mostly falling on Sun afternoon. Very mild (max 12°C on Mon night, min 6°C on Sun night). Winds decreasing (strong winds from the WSW on Sun afternoon, light winds from the WNW by Sun night). | ||||||||||||||||||||||||
Sun 10 | Monday 11 | Tuesday 12 | Wed 13 | |||||||||||||||||||||
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 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SW 12 | SW 12 | SSW 12 | SW 12 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 14 | SSW 14 | SSW 14 | SSW 18 | |
6355 | 6302 | 9018 | 7665 | 8758 | 3778 | 2995 | 2539 | 1875 | 4675 | 3887 | 1323 | 5913 | 4646 | 5808 | 6747 | 6805 | 6260 | 5751 | 6843 | 3282 | 3021 | 2774 | 2065 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross | cross | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 9:35PM2.08m | 10:01AM2.11m | 10:32PM2.15m | 10:55AM2.20m | 11:24PM2.23m | 11:46AM2.31m | ||||||||||||||||||
Low Tide | 3:24PM1.06m | 3:50AM1.10m | 4:20PM1.01m | 4:47AM1.04m | 5:14PM0.94m | 5:40AM0.96m | ||||||||||||||||||
 |  |  |  | |  |  | | | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | 7:50 | — | — | — | — | — | — | — | 7:52 | — | — | — | — | — | — | — | 7:52 | — | — |
 | 5:23 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — | 5:20 |
1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 7 | 7 | 7 | 7 | 7 | 6 | 7 | 10 | 10 | 11 | 12 | 11 | 11 | 11 | 12 | 12 | 11 | 10 | 10 | 10 | 9 | 9 | 9 | 11 |
-3 | -2 | -2 | -1 | 1 | 1 | 2 | 4 | 4 | 6 | 7 | 5 | 4 | 5 | 5 | 5 | 4 | 3 | 4 | 4 | 4 | 4 | 4 | 7 | |
Swell 1 Height (m) Direction Period (s) | ENE 10 | ENE 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 |
 kJ | 40 | 68 | 6081 | 5365 | 4552 | 3778 | 2995 | 2539 | 1875 | 1837 | 1217 | 1323 | 2068 | 3107 | 3840 | 4247 | 4489 | 4099 | 3680 | 3344 | 3282 | 3021 | 2774 | 1808 |
Swell 2 Height (m) Direction Period (s) | NE 14 | ENE 14 | ENE 14 | ENE 13 | ENE 13 | ENE 13 | ENE 13 | ENE 13 | ENE 12 | ENE 12 | SSE 11 | SSE 10 | SSE 10 | ENE 12 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | S 24 | S 22 | S 21 | S 19 | S 19 | SSW 18 |
| kJ | 72 | 40 | 66 | 60 | 58 | 56 | 55 | 54 | 50 | 49 | 350 | 227 | 167 | 44 | 42 | 41 | 41 | 40 | 404 | 743 | 1081 | 1727 | 2109 | 2065 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | ENE 12 | ENE 12 | ENE 12 | SSE 10 | — | — | S 26 | SSW 25 | ENE 11 | ENE 11 | ENE 13 | ENE 13 | ENE 12 | ENE 11 |
| kJ | — | — | — | — | — | — | — | — | — | — | 48 | 47 | 46 | 31 | — | — | 53 | 126 | 23 | 24 | 58 | 55 | 28 | 25 |
Wind waves Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | — | — | — | W 3 | SW 12 | SW 12 | WNW 2 | SW 12 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | — | — | — | — |
| kJ | 6355 | 6302 | 9018 | 7665 | 8758 | — | — | — | 2 | 4675 | 3887 | 1 | 5913 | 4646 | 5808 | 6747 | 6805 | 6260 | 5751 | 6843 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 402 | 403 | 109 | 109 | 8 | 21 | 0 | 21 | 57 | 57 | 57 | 57 | 57 | 61 | 110 | 256 | 109 | 109 | 109 | 21 | 8 | 8 | 21 | 21 |
Best forecast wave conditions in Catlins | ||||||||||||||||||||||||
Best forecast wave conditions in New Zealand | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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