Surf Forecasts:
How big are the waves at Colac Bay today (21 Aug):
- Morning surf: Morning surf (21 Aug, local time) - 3ft (0.9m), 14s period with WSW swell.
- Afternoon surf: Afternoon surf (21 Aug, local time) - 4ft (1.2m), 9s period with W swell.
- Evening surf: Evening surf (21 Aug, local time) - 6ft (1.9m), 11s period with W swell.
The current surf forecast for Colac Bay at 9AM is: 0.9m 14s primary swell from a West-southwest direction and 0.9m 7s secondary swell from a West direction (forecast issued at 05:00am August 21). The wind direction is predicted to be cross-offshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | 3ft (0.9m) | 14s |
| Afternoon (21 Aug) | 4ft (1.2m) | 9s |
| Evening (21 Aug) | 6ft (1.9m) | 11s |
Table - waves today at Colac Bay. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 29mm), heaviest during Sat night. Very mild (max 14°C on Sat afternoon, min 6°C on Sun morning). Winds increasing (light winds from the N on Sat afternoon, near gales from the W by Sun morning). | |||||||||||||||||||||||
Friday 21 | Saturday 22 | Sunday 23 | |||||||||||||||||||||
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 | 3 PM | 6 PM | 9 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | WSW 14 | WSW 14 | WSW 14 | WSW 14 | W 9 | W 10 | W 11 | W 11 | W 11 | W 12 | W 13 | W 10 | W 12 | WSW 16 | WSW 18 | W 10 | W 15 | W 9 | W 12 | W 14 | W 15 | WSW 15 | W 15 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 521 | 431 | 356 | 265 | 220 | 468 | 856 | 783 | 797 | 872 | 163 | 250 | 400 | 263 | 240 | 235 | 1885 | 1744 | 3369 | 4451 | 4767 | 4756 | 4702 |
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 | cross-off | cross-off | off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 7:57AM2.06m | 8:23PM2.01m | 9:00AM2.04m | 9:24PM2.01m | 9:57AM2.05m | ||||||||||||||||||
Low Tide | 1:39AM0.88m | 2:06PM0.97m | 2:43AM0.89m | 3:14PM0.98m | 3:45AM0.85m | 4:17PM0.91m | |||||||||||||||||
 |  |  | | | | | |  | |  | | |  |  | | |  |  | | | | | |
 | — | 7:39 | — | — | — | — | — | — | — | 7:37 | — | — | — | — | — | — | — | 7:35 | — | — | — | — | — |
 | — | — | — | — | — | 6:04 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:07 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 3 | 2 | 5 | 6 | 2 | 3 | 2 | 2 | 2 |
Temp °C | 7 | 6 | 7 | 10 | 12 | 10 | 9 | 9 | 10 | 11 | 9 | 12 | 14 | 12 | 9 | 9 | 9 | 7 | 6 | 6 | 7 | 7 | 7 |
Feels °C | 4 | 2 | 2 | 5 | 8 | 5 | 4 | 5 | 6 | 7 | 5 | 9 | 12 | 8 | 5 | 6 | 5 | -3 | -6 | -6 | -5 | -5 | -4 |
Swell 1 Height (m) Direction Period (s) | WSW 14 | WSW 14 | WSW 14 | WNW 8 | W 9 | W 10 | W 11 | W 11 | W 11 | W 12 | WNW 11 | W 10 | W 12 | W 10 | W 9 | W 10 | E 7 | E 8 | S 17 | S 17 | S 16 | SE 14 | S 14 |
| kJ | 521 | 431 | 356 | 99 | 220 | 468 | 856 | 783 | 797 | 872 | 469 | 250 | 400 | 230 | 180 | 235 | 8 | 4 | 22 | 53 | 412 | 7 | 653 |
Swell 2 Height (m) Direction Period (s) | W 6 | W 6 | W 7 | WSW 14 | WSW 14 | WSW 13 | W 10 | W 11 | W 11 | WSW 18 | W 13 | W 12 | WSW 16 | WSW 16 | W 12 | WSW 15 | S 18 | S 17 | SE 14 | ESE 14 | ESE 14 | — | SE 14 |
| kJ | 44 | 38 | 79 | 265 | 204 | 181 | 2 | 2 | 2 | 66 | 163 | 148 | 151 | 263 | 99 | 225 | 24 | 24 | 7 | 18 | 19 | — | 8 |
Swell 3 Height (m) Direction Period (s) | S 14 | S 12 | S 10 | S 10 | S 10 | S 17 | S 13 | S 16 | E 10 | ENE 5 | WSW 19 | WSW 16 | WSW 20 | WSW 12 | WSW 18 | W 18 | S 9 | SE 14 | S 8 | — | — | — | — |
| kJ | 4 | 3 | 2 | 2 | 2 | 6 | 3 | 5 | 2 | 2 | 118 | 89 | 38 | 48 | 240 | 165 | 1 | 8 | 1 | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | NNW 2 | NNW 2 | NNW 3 | — | N 4 | N 4 | W 12 | — | NNW 4 | — | — | — | N 2 | W 15 | W 9 | W 12 | W 14 | W 15 | WSW 15 | W 15 |
| kJ | — | — | — | 1 | 1 | 3 | — | 10 | 10 | 24 | — | 8 | — | — | — | 1 | 1885 | 1744 | 3369 | 4451 | 4767 | 4756 | 4702 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 0 | 0 | 13 | 3 | 3 | 3 | 13 | 13 | 13 | 0 | 3 | 0 | 0 | 0 | 3 | 0 | 3 | 134 | 652 | 648 | 698 | 648 | 648 |
Best forecast wave conditions in Southland | |||||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||||
Header Global | |||||||||||||||||||||||
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