Surf Forecasts:
How big are the waves at Stewart Island - Saber Reef today (12 Aug):
- Morning surf: Morning surf (12 Aug, local time) - 4.5ft (1.4m), 8s period with E swell.
- Afternoon surf: Afternoon surf (12 Aug, local time) - 6ft (1.8m), 9s period with E swell.
- Evening surf: Evening surf (12 Aug, local time) - 5.5ft (1.7m), 10s period with E swell.
The current surf forecast for Stewart Island - Saber Reef at 5AM is: 1.6m 8s primary swell from a East direction and 1.3m 8s secondary swell from a East direction (forecast issued at 11:00pm August 11). An open ocean swell of 0.9m 14s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Aug) | 4.5ft (1.4m) | 8s |
| Afternoon (12 Aug) | 6ft (1.8m) | 9s |
| Evening (12 Aug) | 5.5ft (1.7m) | 10s |
Table - waves today at Stewart Island - Saber Reef. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Thu night. Very mild (max 12°C on Wed night, min 8°C on Tue night). Winds increasing (light winds from the ENE on Tue night, fresh winds from the WNW by Thu night). | |||||||||||||||||
Wednesday 12 | Thursday 13 | ||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||
Wave Height (m) Direction Period (s) | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 9 | ENE 9 | E 10 | E 10 | E 10 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 |
Wave Graph  | |||||||||||||||||
 kJ | 99 | 215 | 292 | 300 | 245 | 396 | 509 | 845 | 529 | 460 | 349 | 251 | 202 | 168 | 130 | 127 | 99 |
Wind (km/h) | |||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross |
High Tide | 00:00AM2.33m | 12:37PM2.39m | 00:51AM2.42m | 1:25PM2.43m | |||||||||||||
Low Tide | 6:13AM-0.03m | 6:38PM0.12m | 7:02AM-0.11m | 7:25PM0.06m | |||||||||||||
 |  | |  |  |  | | | | | | | |  | | | | |
 | — | — | — | 7:56 | — | — | — | — | — | — | — | 7:54 | — | — | — | — | — |
 | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 9 | 9 | 8 | 8 | 8 | 10 | 10 | 10 | 11 | 10 | 11 | 12 | 11 | 12 | 12 | 12 | 11 |
Feels °C | 6 | 5 | 4 | 3 | 2 | 4 | 5 | 6 | 8 | 6 | 6 | 7 | 7 | 8 | 7 | 6 | 4 |
Swell 1 Height (m) Direction Period (s) | WSW 15 | E 7 | E 8 | E 8 | NW 13 | WSW 18 | WSW 17 | E 9 | E 10 | E 10 | WSW 17 | WSW 17 | WSW 16 | WSW 16 | WSW 16 | WSW 15 | WSW 15 |
| kJ | 702 | 130 | 160 | 193 | 269 | 835 | 1133 | 553 | 529 | 460 | 1508 | 1729 | 1834 | 1788 | 1766 | 1356 | 1546 |
Swell 2 Height (m) Direction Period (s) | E 7 | WSW 15 | WSW 14 | WSW 14 | WSW 18 | NW 12 | NW 12 | WSW 16 | WSW 16 | WSW 16 | E 10 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 |
| kJ | 99 | 449 | 425 | 303 | 525 | 346 | 256 | 1018 | 969 | 1170 | 349 | 251 | 202 | 168 | 130 | 127 | 99 |
Swell 3 Height (m) Direction Period (s) | NW 6 | NW 10 | NW 11 | NW 11 | WSW 14 | WSW 13 | S 9 | NW 13 | NW 12 | NW 11 | ESE 15 | NW 10 | NW 10 | ESE 14 | NW 10 | ESE 14 | ESE 13 |
| kJ | 10 | 51 | 96 | 147 | 290 | 195 | 2 | 235 | 130 | 140 | 22 | 53 | 39 | 20 | 65 | 18 | 18 |
Wind waves Height (m) Direction Period (s) | — | E 7 | E 8 | E 8 | E 8 | E 8 | E 9 | ENE 9 | — | — | NW 11 | WNW 8 | WNW 7 | WNW 7 | WNW 6 | WNW 7 | WNW 6 |
| kJ | — | 215 | 292 | 300 | 245 | 396 | 509 | 845 | — | — | 282 | 213 | 153 | 132 | 96 | 162 | 218 |
Nearest Offshore or Glassy | |||||||||||||||||
Distance (km) | 0 | 0 | 89 | 95 | 94 | 94 | 89 | 0 | 0 | 0 | 89 | 89 | 89 | 89 | 89 | 89 | 89 |
Best forecast wave conditions in Southland | |||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||
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