Surf Forecasts:
How big are the waves at Colac Bay today (22 Sep):
- Morning surf: Morning surf (22 Sep, local time) - 10ft (3.0m), 15s period with W swell.
- Afternoon surf: Afternoon surf (22 Sep, local time) - 11ft (3.5m), 14s period with W swell.
- Evening surf: Evening surf (22 Sep, local time) - 10ft (3.0m), 15s period with WSW swell.
The current surf forecast for Colac Bay at 5AM is: 3.0m 14s primary swell from a West direction and 0.2m 8s secondary swell from a South direction (forecast issued at 11:00pm September 21). The wind direction is predicted to be cross-offshore and the swell rating is 11.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 Sep) | 10ft (3.0m) | 15s |
| Afternoon (22 Sep) | 11ft (3.5m) | 14s |
| Evening (22 Sep) | 10ft (3.0m) | 15s |
Table - waves today at Colac Bay. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 20mm), heaviest during Tue afternoon. Mild temperatures (max 9°C on Wed afternoon, min 6°C on Tue night). Winds decreasing (strong winds from the WSW on Tue afternoon, light winds from the W by Thu afternoon). | |||||||||||||||||
Tuesday 22 | Wednesday 23 | ||||||||||||||||
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) | W 13 | W 14 | W 14 | W 15 | W 15 | W 14 | W 14 | WSW 14 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 16 | WSW 16 | WSW 15 | WSW 15 | WSW 15 |
Wave Graph  | |||||||||||||||||
 kJ | 3295 | 3555 | 4054 | 3866 | 3829 | 4064 | 4140 | 4424 | 4085 | 4196 | 4299 | 4139 | 4247 | 4247 | 4139 | 3715 | 3420 |
Wind (km/h) | |||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | off | off | cross-off | cross-off | cross-off | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 9:37PM1.99m | 10:06AM2.05m | 10:26PM2.07m | 10:51AM2.13m | |||||||||||||
Low Tide | 3:59AM0.75m | 4:28PM0.78m | 4:47AM0.64m | 5:11PM0.65m | |||||||||||||
 |  |  |  |  |  |  | | | | | | | | |  |  | |
 | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — |
 | — | — | — | — | — | — | — | 6:44 | — | — | — | — | — | — | — | 6:45 | — |
mm | 2 | — | 1 | — | — | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | — | — |
Temp °C | 8 | 8 | 7 | 7 | 7 | 8 | 7 | 7 | 7 | 6 | 6 | 6 | 7 | 8 | 9 | 9 | 8 |
Feels °C | 0 | 0 | -1 | -1 | -1 | 0 | -4 | -3 | -2 | -1 | 0 | 0 | 1 | 1 | 2 | 2 | 2 |
Swell 1 Height (m) Direction Period (s) | S 17 | S 18 | S 17 | — | S 16 | S 16 | S 16 | SE 12 | S 16 | S 16 | S 10 | S 15 | S 16 | S 16 | S 17 | S 17 | S 17 |
| kJ | 153 | 216 | 297 | — | 5 | 5 | 412 | 6 | 396 | 318 | 115 | 233 | 5 | 5 | 5 | 6 | 6 |
Swell 2 Height (m) Direction Period (s) | S 9 | S 9 | S 9 | S 8 | SE 13 | — | SE 12 | — | — | SE 12 | S 15 | SE 11 | S 16 | S 16 | S 17 | SSE 17 | S 15 |
| kJ | 6 | 6 | 6 | 5 | 7 | — | 6 | — | — | 5 | 302 | 5 | 181 | 131 | 146 | 99 | 72 |
Swell 3 Height (m) Direction Period (s) | — | SE 13 | SE 13 | — | — | — | — | — | — | — | SE 12 | — | SE 11 | SE 11 | SE 10 | SE 10 | SE 10 |
| kJ | — | 7 | 7 | — | — | — | — | — | — | — | 5 | — | 5 | 5 | 4 | 4 | 4 |
Wind waves Height (m) Direction Period (s) | W 13 | W 14 | W 14 | W 15 | W 15 | W 14 | W 14 | WSW 14 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 16 | WSW 16 | WSW 15 | WSW 15 | WSW 15 |
| kJ | 3295 | 3555 | 4054 | 3866 | 3829 | 4064 | 4140 | 4424 | 4085 | 4196 | 4299 | 4139 | 4247 | 4247 | 4139 | 3715 | 3420 |
Nearest Offshore or Glassy | |||||||||||||||||
Distance (km) | 124 | 146 | 496 | 124 | 141 | 182 | 267 | 473 | 503 | 146 | 147 | 124 | 124 | 124 | 147 | 124 | 44 |
Best forecast wave conditions in Southland | |||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||
Header Global | |||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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