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Using our statistical data for 7000 spots dating back to 2006, we can find those waves that break the most, with the best winds.
Surf Forecasts:
Colac Bay surfForecast / Southland / New Zealand
48hr Weather and Surf, issued 6 am Wednesday 31 Dec 2025 NZDTForecast update in hr min s Forecast update imminent
Colac Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Colac Bay sea temperature is
15.1° C
(Which is 2.8°C warmer than normal for this time of year)How big are the waves at Colac Bay today?
The current surf forecast for Colac Bay at 12PM is: 0.8m 14s primary swell from a West-southwest direction and 0.1m 11s secondary swell from a West direction, 0.8m 4s secondary swell from a East-southeast direction (forecast issued at 06:00am December 31). The wind direction is predicted to be cross-onshore.
| Time (NZDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Dec) | 2.5ft (0.8m) | 14s |
| Afternoon (31 Dec) | 2.5ft (0.7m) | 14s |
| Evening (31 Dec) | 2.5ft (0.7m) | 13s |
Table - waves today at Colac Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 31 | Thursday 01 | Friday 02 | Sat 03 | |||||||||||||||||||||
| 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 15 | 14 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 16 | 15 | 14 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 304 | 280 | 276 | 261 | 173 | 171 | 123 | 106 | 104 | 103 | 81 | 76 | 120 | 158 | 147 | 232 | 294 | 367 | 198 | 278 | 353 | 150 | 278 | 206 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | on | on | on | on | on | cross- on | on | on | cross- on | cross- on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross |
High Tide / height (m) | 11:06AM 2.34 | 11:40PM 2.44 | 12:03PM 2.40 | 12:40AM 2.50 | 1:04PM 2.45 | |||||||||||||||||||
Low Tide / height (m) | 5:01AM 0.59 | 5:31PM 0.50 | 6:04AM 0.54 | 6:30PM 0.39 | 7:04AM 0.46 | 7:28PM 0.28 | ||||||||||||||||||
Wednesday 31 | Thursday 01 | Friday 02 | Sat 03 | |||||||||||||||||||||
| Sunrise | - | 5:58 | - | - | - | - | - | - | - | 5:58 | - | - | - | - | - | - | - | 6:00 | - | - | - | - | - | - |
| Sunset | - | - | - | - | - | 9:43 | - | - | - | - | - | - | - | 9:43 | - | - | - | - | - | - | - | 9:43 | - | - |
 |  |  | | | | | | | | | |  | | | | | | | | | |  |  | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 11 | 12 | 14 | 17 | 18 | 17 | 15 | 14 | 13 | 13 | 14 | 15 | 16 | 14 | 13 | 13 | 12 | 12 | 13 | 13 | 13 | 13 | 12 | 10 |
| Feels °C (?) | 4 | 5 | 8 | 12 | 14 | 13 | 12 | 12 | 12 | 12 | 12 | 13 | 14 | 13 | 12 | 11 | 9 | 9 | 10 | 9 | 8 | 9 | 9 | 8 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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