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Colac Bay Surf Forecast
/ Southland (9 surf breaks) /
Surf Forecasts:
Colac Bay surfForecast / Southland / New Zealand
48hr Weather and Surf, issued 5 am Friday 19 Sep 2025 NZST
How big are the waves at Colac Bay today?
The current surf forecast for Colac Bay at 11AM is: 1.9m 13s primary swell from a West direction and 0.2m 10s secondary swell from a South direction (forecast issued at 05:00am September 19). The wind direction is predicted to be offshore and the swell rating is 4.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Sep) | 6.5ft (2.0m) | 13s |
| Afternoon (19 Sep) | 5.5ft (1.7m) | 13s |
| Evening (19 Sep) | 5ft (1.5m) | 13s |
Table - waves today at Colac Bay. (Swell directed towards the surf break)
Friday 19 | Saturday 20 | Sunday 21 | Mon 22 | |||||||||||||||||||||
| 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 10 | 11 | 11 | 12 | 12 | 12 | 12 | 14 | 14 | 14 | 13 | 13 | 13 | 16 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1919 | 1710 | 1419 | 1245 | 971 | 759 | 749 | 610 | 596 | 424 | 465 | 474 | 508 | 454 | 330 | 368 | 602 | 610 | 674 | 1942 | 2039 | 2011 | 3712 | 3484 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | off | cross- off | off | cross- off | glass | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross- off | off | off | off | off | off | off | cross- off | cross- off |
High Tide / height (m) | 11:30AM 2.31 | 11:48PM 2.35 | 12:15PM 2.36 | 12:30AM 2.40 | 12:55PM 2.39 | |||||||||||||||||||
Low Tide / height (m) | 5:21AM 0.39 | 5:47PM 0.46 | 6:07AM 0.34 | 6:29PM 0.40 | 6:49AM 0.33 | 7:08PM 0.39 | ||||||||||||||||||
Friday 19 | Saturday 20 | Sunday 21 | Mon 22 | |||||||||||||||||||||
| Sunrise | - | - | 6:43 | - | - | - | - | - | - | - | 6:41 | - | - | - | - | - | - | - | 6:39 | - | - | - | - | - |
| Sunset | - | - | - | - | - | 6:39 | - | - | - | - | - | - | - | 6:42 | - | - | - | - | - | - | - | 6:43 | - | - |
 |  |  | |  | | | | |  | |  | | | | |  | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 2 | - | - | - | - | - | - |
| Temp. °C | 5 | 4 | 5 | 8 | 9 | 8 | 6 | 4 | 5 | 5 | 7 | 12 | 14 | 12 | 11 | 10 | 11 | 9 | 10 | 12 | 13 | 12 | 9 | 8 |
| Feels °C (?) | 1 | -1 | 1 | 5 | 4 | 6 | 3 | -1 | 0 | -1 | 1 | 7 | 8 | 7 | 5 | 4 | 6 | 4 | 5 | 5 | 7 | 7 | 5 | 4 |
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Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for Southland
Continuing clean conditions at Colac Bay (light winds from the NNW at InvercargillAeroAws 33 km from Colac Bay). 1.4m 12s groundswell from the W with a 0.5m 15s groundswell, also from the W. 2 swells combining so expect closeout sets.
33 km away, 1 h 31 min ago
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