Surf Forecasts:
How big are the waves at Colac Bay today (19 Jul):
- Morning surf: Morning surf (19 Jul, local time) - 7ft (2.1m), 15s period with WSW swell.
- Afternoon surf: Afternoon surf (19 Jul, local time) - 7ft (2.1m), 14s period with WSW swell.
- Evening surf: Evening surf (19 Jul, local time) - 6.5ft (2.0m), 14s period with WSW swell.
The current surf forecast for Colac Bay at 4AM is: 2.3m 15s primary swell from a West-southwest direction and 0.2m 15s secondary swell from a South direction, 0.1m 13s secondary swell from a Southeast direction (forecast issued at 11:00pm July 18). The wind direction is predicted to be cross-shore and the swell rating is 11.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Jul) | 7ft (2.1m) | 15s |
| Afternoon (19 Jul) | 7ft (2.1m) | 14s |
| Evening (19 Jul) | 6.5ft (2.0m) | 14s |
Table - waves today at Colac Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 9mm), mostly falling on Sat night. Very mild (max 12°C on Tue morning, min 6°C on Mon morning). Wind will be generally light. | |||||||||||||||||
Sunday 19 | Monday 20 | ||||||||||||||||
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 16 | WSW 16 | WSW 15 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 |
Wave Graph  | |||||||||||||||||
 kJ | 4528 | 3175 | 2233 | 1994 | 1822 | 1797 | 1797 | 1826 | 1667 | 1644 | 1496 | 1475 | 1267 | 1075 | 1028 | 867 | 724 |
Wind (km/h) | |||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross | cross | 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 |
High Tide | 4:48AM2.43m | 5:15PM2.37m | 5:42AM2.33m | 6:07PM2.26m | |||||||||||||
Low Tide | 10:43PM0.38m | 11:12AM0.34m | 11:34PM0.51m | 12:03PM0.51m | |||||||||||||
 |  |  |  |  | |  |  | | | | | | | | | | |
 | — | — | — | 8:22 | — | — | — | — | — | — | — | 8:22 | — | — | — | — | — |
 | — | — | — | — | — | — | 5:25 | — | — | — | — | — | — | — | 5:27 | — | — |
mm | 4 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 10 | 10 | 9 | 8 | 8 | 9 | 10 | 9 | 9 | 8 | 7 | 7 | 6 | 7 | 8 | 7 | 7 |
Feels °C | 6 | 6 | 5 | 4 | 4 | 5 | 5 | 5 | 5 | 5 | 4 | 4 | 3 | 4 | 5 | 4 | 3 |
Swell 1 Height (m) Direction Period (s) | S 16 | WSW 16 | S 15 | S 15 | S 15 | S 15 | S 16 | S 16 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 |
| kJ | 20 | 3175 | 18 | 17 | 18 | 18 | 21 | 20 | 1667 | 1644 | 1496 | 1475 | 1267 | 1075 | 1028 | 867 | 724 |
Swell 2 Height (m) Direction Period (s) | SE 13 | S 16 | SE 13 | SE 13 | SE 13 | SE 13 | SE 13 | SE 13 | S 16 | S 17 | S 18 | S 18 | S 18 | S 17 | S 16 | S 16 | S 15 |
| kJ | 7 | 20 | 7 | 7 | 7 | 6 | 6 | 6 | 20 | 24 | 25 | 25 | 24 | 23 | 20 | 19 | 4 |
Swell 3 Height (m) Direction Period (s) | — | SE 13 | — | — | — | — | — | — | SE 13 | SE 13 | SE 13 | SE 12 | SE 12 | SE 12 | S 12 | S 12 | S 10 |
| kJ | — | 7 | — | — | — | — | — | — | 6 | 6 | 6 | 6 | 6 | 6 | 3 | 3 | 2 |
Wind waves Height (m) Direction Period (s) | W 16 | SW 16 | WSW 15 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | — | — | — | — | WSW 13 | — |
| kJ | 4528 | 38 | 2233 | 1994 | 1822 | 1797 | 1797 | 1826 | 20 | 20 | 19 | — | — | — | — | 17 | — |
Nearest Offshore or Glassy | |||||||||||||||||
Distance (km) | 180 | 146 | 141 | 124 | 124 | 124 | 124 | 124 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
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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