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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 11 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 5PM is: 0.6m 6s primary swell from a Northeast direction and 0.2m 9s secondary swell from a South-southeast direction (forecast issued at 11:00am May 20). An open ocean swell of 1.3m 6s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | 2.5ft (0.8m) | 5s |
| 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 ForecastSome drizzle, heaviest during Thu night. Very mild (max 19°C on Thu afternoon, min 10°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Wed 20 | Thursday 21 | Friday 22 | Sat 23 | |||||||||||||||||||||
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 | 3 AM | 6 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
NNE 5 | NNE 6 | NE 6 | NE 6 | NE 6 | NE 6 | ENE 5 | NE 7 | S 13 | S 10 | S 10 | S 11 | NE 6 | S 11 | S 10 | S 5 | S 5 | S 8 | S 9 | S 9 | SSW 13 | SSW 13 | SSW 12 | S 12 | |
32 | 49 | 23 | 32 | 31 | 15 | 2 | 37 | 13 | 8 | 8 | 9 | 16 | 20 | 18 | 34 | 27 | 43 | 74 | 56 | 56 | 165 | 152 | 104 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | glassy | glassy | cross | cross-off | cross | cross-off | cross | cross | cross-on | cross | cross | off | off | off | glassy | cross-on | on | on | on | glassy | off | off | off | |
High Tide | 7:31AM1.54m | 8:00PM1.75m | 8:29AM1.53m | 8:59PM1.72m | 9:27AM1.50m | 9:56PM1.67m | ||||||||||||||||||
Low Tide | 1:43PM-0.01m | 2:27AM0.00m | 2:41PM0.00m | 3:25AM0.02m | 3:39PM0.03m | 4:21AM0.04m | ||||||||||||||||||
 | | |  | | | | | | |  |  | | |  | | | | | | | | | | |
 | 7:31 | — | — | — | — | — | — | 7:33 | — | — | — | — | — | — | — | 7:33 | — | — | — | — | — | — | — | 7:35 |
 | — | — | 5:07 | — | — | — | — | — | — | — | 5:07 | — | — | — | — | — | — | — | 5:07 | — | — | — | — | 5:06 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | |
Temp °C | 11 | 15 | 16 | 13 | 13 | 12 | 12 | 12 | 13 | 17 | 19 | 17 | 13 | 10 | 10 | 10 | 10 | 11 | 12 | 12 | 13 | 13 | 12 | 12 |
8 | 12 | 14 | 10 | 9 | 8 | 8 | 8 | 9 | 13 | 17 | 15 | 8 | 5 | 7 | 8 | 7 | 7 | 8 | 9 | 12 | 11 | 9 | 9 | |
Swell 1 Height (m) Direction Period (s) | NE 5 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 5 | NE 7 | NNE 6 | NE 7 | NNE 7 | NE 6 | NE 6 | NE 5 | S 10 | S 5 | S 5 | S 8 | S 9 | S 9 | ENE 4 | SSW 13 | SSW 12 | S 12 |
 kJ | 7 | 9 | 23 | 32 | 31 | 15 | 7 | 37 | 27 | 47 | 73 | 42 | 16 | 7 | 18 | 34 | 27 | 43 | 74 | 56 | 10 | 165 | 152 | 104 |
Swell 2 Height (m) Direction Period (s) | SSE 9 | SSE 9 | SSE 9 | SSE 9 | E 9 | NE 7 | NE 7 | E 10 | S 13 | S 10 | S 10 | S 11 | E 9 | S 11 | NNE 5 | S 10 | S 10 | SE 5 | SE 5 | SSW 13 | SSW 13 | ENE 4 | ENE 4 | ENE 4 |
| kJ | 16 | 16 | 8 | 7 | 7 | 8 | 12 | 2 | 13 | 8 | 8 | 9 | 2 | 20 | 2 | 18 | 17 | 11 | 5 | 32 | 56 | 7 | 6 | 4 |
Swell 3 Height (m) Direction Period (s) | E 5 | E 5 | ENE 9 | E 9 | S 8 | E 9 | ENE 5 | S 10 | E 10 | E 12 | SE 12 | E 12 | E 12 | E 8 | NE 5 | ENE 7 | ENE 7 | S 16 | S 16 | SE 4 | SSW 7 | SSE 9 | SSE 9 | SE 11 |
| kJ | 4 | 4 | 8 | 7 | 5 | 7 | 2 | 2 | 2 | 3 | 6 | 3 | 3 | 1 | 1 | 5 | 5 | 5 | 5 | 3 | 18 | 8 | 8 | 5 |
Wind waves Height (m) Direction Period (s) | NNE 5 | NNE 6 | NNE 6 | NNE 6 | — | — | NNE 7 | N 7 | — | N 7 | N 7 | — | SSW 3 | S 5 | S 5 | — | — | ENE 6 | ENE 3 | NE 4 | NE 4 | NE 4 | — | SSW 2 |
| kJ | 32 | 49 | 100 | 151 | — | — | 175 | 200 | — | 321 | 366 | — | 13 | 42 | 41 | — | — | 4 | 6 | 14 | 21 | 34 | — | 1 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 20 | 0 | 35 | 23 | 23 | 177 | 35 | 23 | 113 | 113 | 24 | 24 | 113 | 95 | 20 | 0 | 39 | 113 | 39 | 10 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Kaikoura and Marlborough | ||||||||||||||||||||||||
Best forecast wave conditions in New Zealand | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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