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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 pm Thursday 21 May 2026 NZSTForecast 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
13.3° C
(Which is 2.0°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 10PM is: 2.0m 10s primary swell from a West direction and 0.4m 12s secondary swell from a South direction, 0.4m 5s secondary swell from a South direction (forecast issued at 05:00pm May 21). The wind direction is predicted to be cross-offshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 May) | - | - |
| Afternoon (21 May) | 7.5ft (2.3m) | 8s |
| Evening (21 May) | 6.5ft (2.0m) | 10s |
Table - waves today at Colac Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 12°C on Thu afternoon, min 6°C on Fri morning). Winds decreasing (fresh winds from the W on Thu afternoon, calm by Sat night). | ||||||||||||||||||||||||
Thu 21 | Friday 22 | Saturday 23 | Sun 24 | |||||||||||||||||||||
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 | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
W 8 | W 8 | W 10 | WSW 11 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | W 12 | W 13 | W 13 | W 13 | WSW 12 | WSW 12 | WSW 13 | WSW 14 | WSW 17 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 15 | |
600 | 650 | 816 | 862 | 978 | 1090 | 1127 | 1035 | 1009 | 1379 | 1430 | 1288 | 1543 | 1643 | 1518 | 1574 | 2197 | 3712 | 3375 | 3014 | 2609 | 2305 | 1894 | 1525 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | off | off | off | cross-off | cross-off | cross-off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | glassy | glassy | cross-off | cross-off | glassy | |
High Tide | 5:16PM2.38m | 5:42AM2.32m | 6:18PM2.29m | 6:47AM2.27m | 7:22PM2.24m | 7:51AM2.24m | ||||||||||||||||||
Low Tide | 11:33PM0.51m | 12:06PM0.40m | 00:34AM0.57m | 1:08PM0.46m | 1:37AM0.61m | |||||||||||||||||||
 |  | | | | |  | | | |  | | | | | | | | | | | | | | |
 | — | — | — | — | — | 8:10 | — | — | — | — | — | — | — | 8:11 | — | — | — | — | — | — | — | 8:11 | — | — |
 | 5:19 | — | — | — | — | — | — | — | 5:17 | — | — | — | — | — | — | — | 5:16 | — | — | — | — | — | — | 5:16 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 12 | 11 | 11 | 8 | 7 | 7 | 6 | 9 | 11 | 10 | 10 | 11 | 11 | 12 | 10 | 11 | 10 | 10 | 9 | 9 | 8 | 7 | 7 | 8 |
4 | 4 | 5 | 4 | 4 | 4 | 2 | 6 | 7 | 5 | 6 | 6 | 6 | 8 | 6 | 7 | 6 | 7 | 6 | 7 | 6 | 5 | 5 | 6 | |
Swell 1 Height (m) Direction Period (s) | SSW 5 | S 11 | S 12 | S 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | S 12 | — | — | S 13 | — | — | S 14 | S 15 | S 16 | S 15 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 15 |
 kJ | 2 | 9 | 42 | 3 | 978 | 1090 | 1127 | 1035 | 3 | — | — | 3 | — | — | 4 | 5 | 5 | 4 | 3375 | 3014 | 2609 | 2305 | 1894 | 1525 |
Swell 2 Height (m) Direction Period (s) | S 16 | S 16 | S 5 | S 6 | S 13 | S 14 | S 14 | S 14 | S 12 | S 12 | S 12 | — | — | — | — | — | — | — | SSE 18 | — | S 17 | S 16 | S 16 | S 16 |
| kJ | 21 | 21 | 7 | 12 | 3 | 4 | 4 | 4 | 25 | 11 | 11 | — | — | — | — | — | — | — | 107 | — | 6 | 5 | 5 | 5 |
Swell 3 Height (m) Direction Period (s) | E 6 | E 6 | S 16 | E 8 | E 8 | — | — | SSW 12 | S 15 | S 15 | S 15 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 1 | 1 | 21 | 1 | 1 | — | — | 15 | 17 | 18 | 18 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | W 8 | W 8 | W 10 | WSW 11 | — | — | — | — | WSW 12 | W 12 | W 13 | W 13 | W 13 | WSW 12 | WSW 12 | WSW 13 | WSW 14 | WSW 17 | WSW 17 | WSW 16 | — | — | — | — |
| kJ | 600 | 650 | 816 | 862 | — | — | — | — | 1009 | 1379 | 1430 | 1288 | 1543 | 1643 | 1518 | 1574 | 2197 | 3712 | 56 | 52 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 180 | 228 | 124 | 0 | 0 | 0 | 0 | 0 | 44 | 44 | 3 | 0 | 44 | 44 | 124 | 124 | 146 | 124 | 11 | 13 | 13 | 3 | 0 | 0 |
Best forecast wave conditions in Southland | ||||||||||||||||||||||||
Best forecast wave conditions in New Zealand | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Ocean Swells (m)- Wind Speed (km/h)
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