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Surf Forecasts:
Colac Bay surfForecast / Southland / New Zealand
48hr Weather and Surf, issued 12 pm Wednesday 17 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
14.7° C
(Which is 2.9°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 7PM is: 2.0m 13s primary swell from a West direction and 0.2m 13s secondary swell from a South-southwest direction (forecast issued at 12:00pm December 17). The wind direction is predicted to be cross-offshore.
| Time (NZDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Dec) | 8ft (2.4m) | 14s |
| Afternoon (17 Dec) | 7ft (2.2m) | 14s |
| Evening (17 Dec) | 6ft (1.8m) | 13s |
Table - waves today at Colac Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | |||||||||||||||||||||
| 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 | 4 AM | 7 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 12 | 13 | 13 | 13 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 2129 | 1665 | 1452 | 1400 | 1070 | 773 | 661 | 546 | 528 | 563 | 1280 | 1327 | 1277 | 993 | 819 | 711 | 617 | 559 | 614 | 918 | 1180 | 1157 | 1297 | 1158 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | off | cross- off | cross- off | cross- off | cross- off | off | cross | cross | cross- on | cross | cross | cross | cross | cross | cross- off | cross- off | cross- off |
High Tide / height (m) | 12:31PM 2.20 | 12:55AM 2.24 | 1:12PM 2.21 | 1:36AM 2.25 | 1:52PM 2.21 | 2:17AM 2.25 | ||||||||||||||||||
Low Tide / height (m) | 6:49PM 0.74 | 7:13AM 0.81 | 7:30PM 0.70 | 7:53AM 0.77 | 8:10PM 0.66 | |||||||||||||||||||
Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 5:50 | - | - | - | - | - | - | - | 5:50 | - | - | - | - | - | - | - | 5:50 |
| Sunset | - | - | - | 9:37 | - | - | - | - | - | - | - | 9:37 | - | - | - | - | - | - | - | 9:38 | - | - | - | - |
 |  | | |  |  | | | | | | | |  | |  | |  |  | | | | | | |
Rain (mm) | - | - | - | - | 1 | - | - | - | - | - | - | - | 1 | 6 | 8 | 6 | 7 | 3 | 1 | 1 | 1 | 1 | 1 | 1 |
| Temp. °C | 12 | 13 | 13 | 12 | 11 | 11 | 10 | 11 | 14 | 18 | 18 | 15 | 13 | 12 | 11 | 10 | 9 | 8 | 10 | 10 | 9 | 9 | 8 | 8 |
| Feels °C (?) | 8 | 9 | 8 | 8 | 8 | 9 | 8 | 9 | 12 | 15 | 11 | 9 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 2 | 2 | 1 |
- Map Icons:
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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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