Surf Forecasts:
Colac Bay surf forecast from 14 Nov 2026:
- Best quality surf: Sunday 15 Nov, 1PM (local time) - 8ft (2.4m), 10s period, W swell with cross-offshore winds.
- Most powerful swell: Wednesday 18 Nov, 10PM (local time) - 10ft (3.0m), 13s period, WSW swell with 3,555 kJ wave energy.
- Next surfable swell (1★+): Saturday 14 Nov, 4AM (local time) - 5ft (1.6m), 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 Saturday (Nov 14) at 4AM. The primary swell is predicted to be 1.6m and 12s period with a secondary swell of 0.1m and 13s. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Colac Bay in the next 16 days are 3.0m 13s and forecast to arrive on Wednesday (Nov 18) at 10PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.9m 10s period and expected on Sunday (Nov 15) at 10AM.
| Wave Type | Time (NZDT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 4AM (Sat 14th Nov) | 5ft (1.6m) 12s |
| Best Surf | 1PM (Sun 15th Nov) | 8ft (2.4m) 10s |
| Most Powerful | 10PM (Wed 18th Nov) | 10ft (3.0m) 13s |
Table - best surf conditions forecast for Colac Bay over the next 16 days.
Short Range ForecastLight rain (total 9mm), mostly falling on Sun night. Very mild (max 16°C on Sat morning, min 9°C on Sun night). Winds increasing (light winds from the S on Sat afternoon, fresh winds from the WSW by Mon morning). | Days 4-6 Weather SummaryModerate rain (total 14mm), heaviest on Tue night. Very mild (max 14°C on Tue morning, min 6°C on Mon night). Winds increasing (light winds from the NNW on Mon night, strong winds from the WSW by Wed morning). | ||||||||||||||||||||
Saturday 14 | Sunday 15 | Monday 16 | Tuesday 17 | Wednesday 18 | Thursday 19 | Friday 20 | |||||||||||||||
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) | WSW 12 | WSW 12 | WSW 11 | WSW 12 | W 7 | WSW 15 | WSW 14 | WSW 14 | W 13 | W 13 | W 12 | W 13 | W 13 | WSW 13 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | W 13 | WSW 12 | WSW 12 |
Wave Graph  | |||||||||||||||||||||
 kJ | 486 | 488 | 176 | 106 | 554 | 505 | 1921 | 1724 | 1376 | 1642 | 2225 | 2453 | 3289 | 3447 | 3295 | 2127 | 1605 | 946 | 972 | 1069 | 459 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 5:09AM2.16m | 5:19PM2.07m | 5:53AM2.09m | 6:07PM2.01m | 6:41AM2.03m | 7:01PM1.97m | 7:33AM2.00m | 7:59PM1.98m | 8:30AM2.01m | 8:55PM2.03m | 9:25AM2.06m | 9:49PM2.12m | 10:17AM2.15m | 10:40PM2.23m | |||||||
Low Tide | 11:25AM0.84m | 11:48PM0.77m | 12:09PM0.87m | 00:37AM0.79m | 12:58PM0.88m | 1:31AM0.80m | 1:52PM0.88m | 2:26AM0.78m | 2:49PM0.85m | 3:19AM0.75m | 3:45PM0.80m | 4:11AM0.69m | 4:38PM0.72m | ||||||||
 |  |  |  |  |  | | |  | | | | | |  | | | | |  | | |
 | 6:07 | — | — | 6:05 | — | — | 6:05 | — | — | 6:03 | — | — | 6:03 | — | — | 6:01 | — | — | 6:01 | — | — |
 | — | 8:58 | — | — | 8:59 | — | — | — | 9:00 | — | — | 9:01 | — | — | 9:04 | — | — | 9:05 | — | — | 9:07 |
mm | — | — | — | 2 | 3 | 3 | 1 | — | — | — | — | 10 | 2 | 1 | 1 | — | — | — | — | — | — |
Temp °C | 16 | 16 | 15 | 16 | 13 | 12 | 10 | 11 | 10 | 14 | 12 | 10 | 9 | 9 | 9 | 11 | 12 | 11 | 12 | 12 | 10 |
Feels °C | 14 | 13 | 10 | 12 | 11 | 11 | 2 | 3 | 2 | 7 | 7 | 6 | 0 | -1 | 1 | 5 | 5 | 4 | 6 | 6 | 7 |
Swell 1 Height (m) Direction Period (s) | WSW 12 | S 11 | W 7 | WSW 12 | S 15 | WSW 15 | S 15 | S 14 | S 13 | WSW 13 | — | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 10 | S 9 | S 10 | S 13 |
| kJ | 486 | 91 | 83 | 106 | 41 | 505 | 106 | 102 | 3 | 17 | — | 66 | 99 | 239 | 573 | 4 | 4 | 8 | 2 | 2 | 3 |
Swell 2 Height (m) Direction Period (s) | W 20 | E 11 | WSW 11 | WSW 16 | SSE 9 | S 15 | E 7 | S 5 | E 9 | S 13 | SSW 13 | SSW 13 | S 6 | S 6 | — | — | — | — | S 14 | — | S 9 |
| kJ | 8 | 2 | 176 | 53 | 8 | 5 | 4 | 5 | 1 | 3 | 17 | 16 | 1 | 7 | — | — | — | — | 4 | — | 2 |
Swell 3 Height (m) Direction Period (s) | — | S 20 | WSW 18 | S 9 | E 6 | S 8 | — | E 8 | — | — | E 8 | E 6 | E 10 | — | — | — | — | — | SSW 13 | — | — |
| kJ | — | 8 | 31 | 2 | 3 | 1 | — | 1 | — | — | 1 | 1 | 2 | — | — | — | — | — | 16 | — | — |
Wind waves Height (m) Direction Period (s) | NNW 3 | WSW 12 | — | WNW 10 | W 7 | W 9 | WSW 14 | WSW 14 | W 13 | W 13 | W 12 | W 13 | W 13 | WSW 13 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | W 13 | WSW 12 | WSW 12 |
| kJ | 3 | 488 | — | 154 | 554 | 258 | 1921 | 1724 | 1376 | 1642 | 2225 | 2453 | 3289 | 3447 | 3295 | 2127 | 1605 | 946 | 972 | 1069 | 459 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 0 | 44 | 0 | 141 | 124 | 0 | 146 | 495 | 44 | 134 | 44 | 134 | 180 | 265 | 182 | 124 | 146 | 44 | 124 | 223 |
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.
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