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Clarence River Surf Forecast
/ Kaikoura and Marlborough (12 surf breaks) /
Surf Forecasts:
Clarence River surfForecast / Kaikoura and Marlborough / New Zealand
48hr Weather and Surf, issued 5 am Wednesday 20 May 2026 NZSTForecast update in hr min s Forecast update imminent
Clarence River surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Clarence River sea temperature is
13.1° C
(Which is slightly warmer than usual)How big are the waves at Clarence River today?
The current surf forecast for Clarence River at 9AM is: 0.3m 9s primary swell from a South-southeast direction (forecast issued at 05:00am May 20). An open ocean swell of 0.4m 5s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | 1ft (0.3m) | 9s |
| Afternoon (20 May) | 2ft (0.6m) | 6s |
| Evening (20 May) | 2ft (0.6m) | 6s |
Table - waves today at Clarence River. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 19°C on Thu afternoon, min 10°C on Thu night). Winds increasing (calm on Wed afternoon, fresh winds from the SSW by Thu night). | ||||||||||||||||||||||||
Wednesday 20 | Thursday 21 | Friday 22 | Sat 23 | |||||||||||||||||||||
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 | 3 PM | 6 PM | 9 PM | 12 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SSE 10 | SSE 10 | SSE 9 | NNE 6 | NE 6 | NE 6 | NE 6 | NE 6 | E 10 | NE 7 | S 13 | S 10 | S 10 | S 11 | NE 6 | S 11 | S 5 | S 5 | S 10 | S 9 | S 9 | S 9 | S 13 | SSW 13 | |
33 | 18 | 16 | 49 | 23 | 32 | 31 | 15 | 7 | 37 | 13 | 9 | 8 | 9 | 15 | 21 | 30 | 25 | 17 | 56 | 78 | 56 | 125 | 232 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | glassy | cross-on | on | glassy | cross | cross-off | cross | cross-off | cross | cross | cross-on | cross | cross | off | off | off | glassy | cross-on | on | on | on | glassy | cross-off | |
High Tide | 7:31AM1.54m | 8:00PM1.75m | 8:29AM1.53m | 8:59PM1.72m | 9:27AM1.50m | 9:56PM1.67m | ||||||||||||||||||
Low Tide | 1:29AM0.00m | 1:43PM-0.01m | 2:27AM0.00m | 2:41PM0.00m | 3:25AM0.02m | 3:39PM0.03m | ||||||||||||||||||
 | |  | | | | | | | | | |  |  | |  | | |  | | | | | | |
 | — | 7:31 | — | — | — | — | — | — | — | 7:33 | — | — | — | — | — | — | — | 7:33 | — | — | — | — | — | 7:35 |
 | — | — | — | — | 5:07 | — | — | — | — | — | — | — | 5:07 | — | — | — | — | — | — | — | 5:07 | — | — | 5:06 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 10 | 10 | 11 | 15 | 16 | 13 | 13 | 13 | 12 | 12 | 13 | 18 | 19 | 17 | 13 | 10 | 10 | 10 | 11 | 12 | 13 | 12 | 13 | 13 |
8 | 8 | 8 | 12 | 14 | 10 | 10 | 9 | 8 | 8 | 9 | 14 | 17 | 15 | 7 | 5 | 7 | 8 | 9 | 9 | 9 | 9 | 12 | 11 | |
Swell 1 Height (m) Direction Period (s) | NE 5 | SSE 10 | NE 5 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NNE 7 | NE 7 | NNE 6 | NNE 7 | NE 7 | NNE 6 | NE 6 | NE 5 | S 5 | S 5 | SE 5 | S 9 | S 9 | S 9 | ENE 4 | SSW 13 |
 kJ | 5 | 18 | 7 | 8 | 23 | 32 | 31 | 15 | 31 | 37 | 27 | 41 | 47 | 23 | 15 | 7 | 30 | 25 | 12 | 56 | 78 | 56 | 13 | 232 |
Swell 2 Height (m) Direction Period (s) | SSE 10 | NE 5 | SSE 9 | SSE 9 | SSE 9 | SSE 8 | E 9 | NE 7 | E 5 | E 10 | S 13 | S 10 | S 10 | S 11 | NE 8 | S 11 | S 10 | S 10 | S 5 | SE 5 | SE 4 | SSW 13 | S 13 | E 4 |
| kJ | 33 | 7 | 16 | 16 | 8 | 7 | 7 | 8 | 2 | 2 | 13 | 9 | 8 | 9 | 3 | 21 | 18 | 18 | 13 | 8 | 7 | 55 | 125 | 9 |
Swell 3 Height (m) Direction Period (s) | ENE 10 | E 5 | E 5 | ENE 5 | ENE 9 | E 9 | S 8 | E 10 | E 10 | E 13 | E 10 | E 10 | SE 12 | NNE 8 | E 8 | E 9 | NNE 5 | NE 7 | S 10 | S 16 | S 14 | SE 5 | SSW 8 | SE 11 |
| kJ | 9 | 4 | 4 | 4 | 8 | 7 | 5 | 7 | 7 | 3 | 2 | 2 | 6 | 6 | 1 | 2 | 2 | 2 | 17 | 5 | 16 | 3 | 22 | 5 |
Wind waves Height (m) Direction Period (s) | NE 5 | — | — | NNE 6 | NNE 6 | NNE 6 | — | — | NNE 7 | N 7 | — | — | N 7 | N 6 | SSW 3 | SSW 4 | — | — | NE 4 | NE 6 | ENE 3 | NE 4 | NE 4 | NE 4 |
| kJ | 23 | — | — | 49 | 110 | 151 | — | — | 180 | 202 | — | — | 262 | 194 | 11 | 34 | — | — | 1 | 10 | 9 | 15 | 23 | 32 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 125 | 124 | 20 | 35 | 23 | 23 | 177 | 35 | 23 | 113 | 113 | 24 | 24 | 113 | 95 | 23 | 23 | 113 | 10 | 113 | 10 | 0 | 0 |
Best forecast wave conditions in Kaikoura and Marlborough | ||||||||||||||||||||||||
Best forecast wave conditions in New Zealand | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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