
Surf Forecasts:
Colac Bay surf forecast from 25 Oct 2026:
- Best quality surf: Monday 26 Oct, 7AM (local time) - 7ft (2.2m), 12s period, W swell with cross-offshore winds.
- Most powerful swell: Thursday 29 Oct, 7PM (local time) - 11ft (3.5m), 14s period, W swell with 4,250 kJ wave energy.
- Next surfable swell (1★+): Monday 26 Oct, 7AM (local time) - 7ft (2.2m), 12s period with W swell.
Best Forecast Surf Conditions for Colac Bay this week:
The surf forecast for Colac Bay over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Oct 26) at 7AM. The primary swell is predicted to be 2.2m and 12s period with a secondary swell of 0.2m and 18s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Colac Bay in the next 16 days are 3.5m 14s and forecast to arrive on Thursday (Oct 29) at 7PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.8m 4s period and expected on Sunday (Nov 01) at 1PM.
| Wave Type | Time (NZDT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 7AM (Mon 26th Oct) | 7ft (2.2m) 12s |
| Best Surf | 7AM (Mon 26th Oct) | 7ft (2.2m) 12s |
| Most Powerful | 7PM (Thu 29th Oct) | 11ft (3.5m) 14s |
Table - best surf conditions forecast for Colac Bay over the next 16 days.
Short Range ForecastHeavy rain (total 48mm), heaviest during Mon afternoon. Very mild (max 19°C on Mon morning, min 6°C on Tue night). Winds increasing (light winds from the N on Sun night, strong winds from the WNW by Wed afternoon). | Days 4-6 Weather SummaryHeavy rain (total 30mm), heaviest during Thu night. Very mild (max 12°C on Fri morning, min 7°C on Wed night). Winds decreasing (near gales from the WNW on Fri afternoon, light winds from the W by Sat morning). | ||||||||||||||||||||
Monday 26 | Tuesday 27 | Wednesday 28 | Thursday 29 | Friday 30 | Saturday 31 | Sunday 1 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map | |||||||||||||||||||||
Wave Height (m) Direction Period (s) | W 12 | W 12 | W 12 | WSW 10 | WSW 10 | W 7 | W 11 | W 12 | W 14 | WSW 14 | WSW 14 | WSW 14 | W 14 | W 13 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | W 11 | W 11 | WSW 12 |
Wave Graph | |||||||||||||||||||||
1415 | 1857 | 1616 | 988 | 769 | 462 | 1708 | 2851 | 3788 | 3937 | 4242 | 3067 | 3495 | 3530 | 2598 | 1703 | 1145 | 540 | 524 | 723 | 400 | |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross | cross-off | cross-off | cross-off | off | off | off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross |
High Tide | 1:57PM2.50m | 2:19AM2.57m | 2:41PM2.52m | 3:08AM2.57m | 3:28PM2.50m | 4:00AM2.53m | 4:19PM2.44m | 4:56AM2.45m | 5:15PM2.35m | 5:55AM2.36m | 6:19PM2.27m | 6:59AM2.28m | 7:29PM2.22m | ||||||||
Low Tide | 7:58AM0.38m | 8:16PM0.33m | 8:43AM0.37m | 9:03PM0.30m | 9:31AM0.40m | 9:53PM0.31m | 10:21AM0.45m | 10:46PM0.34m | 11:16AM0.50m | 11:43PM0.40m | 12:15PM0.55m | 00:46AM0.45m | 1:18PM0.59m | 1:52AM0.48m | |||||||
6:35 | — | — | 6:33 | — | — | 6:31 | — | — | 6:30 | — | — | 6:28 | — | — | 6:26 | — | — | 6:24 | — | — | |
— | 8:30 | — | — | 8:30 | — | — | 8:32 | — | — | 8:34 | — | — | 8:36 | — | — | 8:37 | — | — | 8:38 | — | |
mm | — | 33 | 4 | 2 | — | — | — | 9 | 8 | 4 | 2 | 11 | — | 4 | 1 | — | — | — | — | 15 | 6 |
Temp °C | 19 | 12 | 9 | 9 | 10 | 9 | 11 | 12 | 9 | 9 | 9 | 8 | 12 | 10 | 8 | 10 | 11 | 10 | 15 | 15 | 8 |
Feels °C | 16 | 7 | 1 | 1 | 2 | 1 | 3 | 3 | 0 | 0 | 0 | 0 | 5 | -1 | -1 | 4 | 5 | 3 | 11 | 10 | 2 |
Swell 1 Height (m) Direction Period (s) | W 12 | N 4 | S 8 | S 8 | S 10 | S 9 | S 15 | — | S 15 | S 15 | S 15 | S 15 | S 14 | S 14 | — | S 10 | S 10 | WSW 12 | W 11 | — | W 10 |
1415 | 1 | 12 | 45 | 2 | 2 | 38 | — | 5 | 5 | 4 | 5 | 4 | 4 | — | 221 | 2 | 540 | 524 | — | 365 | |
Swell 2 Height (m) Direction Period (s) | S 17 | W 12 | E 8 | S 11 | S 11 | S 12 | SSW 13 | — | S 5 | — | — | — | S 15 | SSE 15 | — | S 15 | S 14 | W 7 | S 12 | SSE 9 | WSW 12 |
6 | 11 | 1 | 39 | 23 | 11 | 32 | — | 5 | — | — | — | 115 | 46 | — | 39 | 4 | 107 | 3 | 8 | 400 | |
Swell 3 Height (m) Direction Period (s) | W 11 | — | S 15 | E 9 | — | SSW 10 | S 7 | — | — | — | — | — | — | — | — | — | S 12 | S 9 | S 9 | SSW 13 | SE 12 |
2 | — | 4 | 2 | — | 11 | 1 | — | — | — | — | — | — | — | — | — | 3 | 2 | 2 | 17 | 6 | |
Wind waves Height (m) Direction Period (s) | — | W 12 | W 12 | WSW 10 | WSW 10 | W 7 | W 11 | W 12 | W 14 | WSW 14 | WSW 14 | WSW 14 | W 14 | W 13 | WSW 12 | WSW 12 | WSW 12 | — | N 4 | W 11 | S 14 |
— | 1857 | 1616 | 988 | 769 | 462 | 1708 | 2851 | 3788 | 3937 | 4242 | 3067 | 3495 | 3530 | 2598 | 1703 | 1145 | — | 6 | 723 | 4 | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 13 | 648 | 221 | 180 | 146 | 134 | 180 | 180 | 473 | 341 | 473 | 124 | 251 | 141 | 292 | 124 | 146 | 0 | 13 | 0 | 146 |
Best forecast wave conditions in Southland | |||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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Information about the Colac Bay Surf forecast
The above surf forecast table for Colac Bay provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Colac Bay can be found by selecting the local surf guide option on the grey menu. Our Colac Bay surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Colac Bay) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Colac Bay may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Colac Bay is 30 km (19 miles) from Tuatapere. If you plan a holiday in Southland, look for hotels and other accommodation in Tuatapere. Tuatapere has rooms for a wide range of budgets as well as car hire and transport links.










