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Surf Forecasts:
Colac Bay surfForecast / Southland / New Zealand
48hr Weather and Surf, issued 6 pm Saturday 13 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
14.6° 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 1AM is: 1.1m 11s primary swell from a West direction and 0.2m 3s secondary swell from a East direction, 0.1m 10s secondary swell from a South direction (forecast issued at 06:00pm December 13). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (NZDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Dec) | 2.5ft (0.8m) | 11s |
| Afternoon (14 Dec) | 3.5ft (1.0m) | 10s |
| Evening (14 Dec) | 3.5ft (1.0m) | 12s |
Table - waves today at Colac Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| 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 | 10 AM | 1 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 12 | 12 | 14 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 18 | 17 | 16 | 16 | 16 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 308 | 356 | 308 | 302 | 164 | 130 | 217 | 198 | 212 | 279 | 279 | 480 | 350 | 215 | 215 | 760 | 1134 | 123 | 123 | 322 | 1555 | 3605 | 4302 | 4248 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross- on | glass | cross- off | cross | cross | on | on | on | cross | cross | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | cross- off | off |
High Tide / height (m) | 9:45PM 2.16 | 10:12AM 2.14 | 10:38PM 2.17 | 11:01AM 2.15 | 11:27PM 2.20 | 11:48AM 2.18 | ||||||||||||||||||
Low Tide / height (m) | 3:33PM 0.76 | 3:57AM 0.73 | 4:27PM 0.78 | 4:49AM 0.79 | 5:18PM 0.78 | 5:41AM 0.82 | ||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 5:50 | - | - | - | - | - | - | - | 5:50 | - | - | - | - | - | - | - | 5:50 | - | - |
| Sunset | - | 9:34 | - | - | - | - | - | - | - | 9:35 | - | - | - | - | - | - | - | 9:36 | - | - | - | - | - | - |
 | |  |  | |  |  | | | | | | | | |  |  | |  |  | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 5 | 7 | 1 | 1 | - | - | - | 1 | - |
| Temp. °C | 15 | 13 | 12 | 11 | 10 | 10 | 13 | 17 | 18 | 17 | 15 | 17 | 17 | 18 | 17 | 12 | 13 | 13 | 12 | 10 | 9 | 9 | 10 | 13 |
| Feels °C (?) | 11 | 9 | 10 | 10 | 8 | 8 | 12 | 15 | 15 | 15 | 13 | 12 | 12 | 13 | 15 | 8 | 10 | 12 | 11 | 8 | 7 | 6 | 7 | 9 |
- 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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