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Charleston Surf Forecast
/ West Coast South Island (21 surf breaks) /
Surf Forecasts:
Charleston surfForecast / West Coast South Island / New Zealand
48hr Weather and Surf, issued 5 pm Monday 25 May 2026 NZSTForecast update in hr min s Forecast update imminent
Charleston surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Charleston sea temperature is
15.2° C
(Which is slightly warmer than usual)How big are the waves at Charleston today?
The current surf forecast for Charleston at 12AM is: 1.1m 12s primary swell from a West-southwest direction (forecast issued at 05:00pm May 25). An open ocean swell of 0.3m 9s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (26 May) | - | - |
| Afternoon (26 May) | 4.5ft (1.4m) | 13s |
| Evening (26 May) | 4ft (1.2m) | 13s |
Table - waves today at Charleston. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 15°C on Mon afternoon, min 12°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Mon 25 | Tuesday 26 | Wednesday 27 | Thu 28 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 16 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | |
690 | 569 | 476 | 344 | 274 | 274 | 203 | 161 | 158 | 153 | 113 | 138 | 148 | 188 | 236 | 257 | 257 | 577 | 569 | 561 | 537 | 514 | 434 | 506 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross-off | glassy | glassy | cross-off | cross-off | cross | cross-off | cross-off | cross | glassy | cross | cross-off | cross-off | cross | |
High Tide | 6:27PM2.37m | 6:49AM2.45m | 7:21PM2.41m | 7:41AM2.46m | 8:09PM2.46m | 8:28AM2.49m | ||||||||||||||||||
Low Tide | 00:32AM0.63m | 1:04PM0.55m | 1:28AM0.61m | 1:54PM0.53m | 2:17AM0.57m | |||||||||||||||||||
 |  | | |  |  | |  | | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | 7:46 | — | — | — | — | — | — | — | 7:47 | — | — | — | — | — | — | — | 7:48 | — | — |
 | 5:15 | — | — | — | — | — | — | — | 5:15 | — | — | — | — | — | — | — | 5:14 | — | — | — | — | — | — | 5:14 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 15 | 13 | 13 | 12 | 12 | 12 | 12 | 14 | 14 | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 12 | 13 | 13 | 13 | 13 | 12 | 12 | 13 |
11 | 10 | 11 | 10 | 10 | 10 | 10 | 12 | 11 | 10 | 10 | 11 | 11 | 10 | 10 | 12 | 11 | 12 | 12 | 13 | 12 | 10 | 11 | 11 | |
Swell 1 Height (m) Direction Period (s) | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 |
 kJ | 690 | 569 | 476 | 344 | 274 | 274 | 203 | 161 | 158 | 153 | 113 | 107 | 105 | 103 | 128 | 157 | 143 | 577 | 569 | 561 | 537 | 514 | 434 | 506 |
Swell 2 Height (m) Direction Period (s) | N 9 | N 9 | N 9 | N 9 | N 8 | N 8 | N 8 | N 7 | WSW 17 | SW 16 | WSW 16 | WSW 16 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | N 7 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 |
| kJ | 25 | 14 | 14 | 13 | 5 | 5 | 5 | 4 | 57 | 65 | 98 | 138 | 148 | 188 | 236 | 257 | 257 | 4 | 5 | 5 | 5 | 5 | 1 | 1 |
Swell 3 Height (m) Direction Period (s) | N 13 | N 13 | N 13 | N 13 | N 13 | N 13 | N 13 | WSW 17 | N 8 | N 7 | N 7 | N 8 | N 8 | N 7 | N 7 | N 7 | N 7 | N 12 | N 12 | N 12 | N 12 | N 12 | N 12 | N 12 |
| kJ | 13 | 13 | 13 | 13 | 13 | 14 | 14 | 29 | 5 | 4 | 4 | 5 | 4 | 4 | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 4 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 15 | 15 | 0 | 0 | 0 | 0 | 0 | 23 | 15 | 15 | 0 | 0 | 0 | 0 | 0 | 23 | 0 | 0 | 14 | 0 | 14 | 0 | 0 | 15 |
Best forecast wave conditions in West Coast South Island | ||||||||||||||||||||||||
Best forecast wave conditions in New Zealand | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Charleston surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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