Colac Bay Surf Break

Lat Long: 46.36° S 167.90° E

Colac Bay Surf Forecast and Surf Report

Issued: 11 am 27 Jul 2026 (local time)

Forecast update in  hr  min

Today's Colac Bay sea temperature is
10.9° C
0.5° 

Colac Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Colac Bay surf forecast from 27 Jul 2026:

  • Best quality surf: Friday 31 Jul, 3AM (local time) - 8ft (2.5m), 8s period, W swell with cross-offshore winds.
  • Most powerful swell: Friday 31 Jul, 6AM (local time) - 11ft (3.5m), 15s period, WSW swell with 4,485 kJ wave energy.
  • Next surfable swell (1★+): Monday 27 Jul, 3PM (local time) - 4.5ft (1.3m), 11s 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 (Jul 27) at 3PM. The primary swell is predicted to be 1.3m and 11s period with a secondary swell of 0.1m and 13s. 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 15s and forecast to arrive on Friday (Jul 31) at 6AM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.3m 12s period and expected on Friday (Jul 31) at 12AM.

Wave TypeTime (NZST) & Date Wave Height & Period
Next good surf (1 star+) 3PM (Mon 27th Jul)4.5ft (1.3m) 11s
Best Surf 3AM (Fri 31st Jul)8ft (2.5m) 8s
Most Powerful 6AM (Fri 31st Jul)11ft (3.5m) 15s

Table - best surf conditions forecast for Colac Bay over the next 16 days.


Short Range Forecast

Mostly dry. Very mild (max 14°C on Tue afternoon, min 6°C on Mon morning). Wind will be generally light.

Days 4-6 Weather Summary

Moderate rain (total 11mm), heaviest on Fri morning. Very mild (max 12°C on Thu morning, min 5°C on Fri night). Winds decreasing (strong winds from the WSW on Fri morning, calm by Sat night).

Monday
27
Tuesday
28
Wednesday
29
Thursday
30
Friday
31
Saturday
1
Sunday
2
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
2
2
2
2
3
4
4
4
4
1
2
3
!
0
0
2
1
2
3
4
4
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.4
W
11
1.3
W
11
0.9
WSW
11
1.3
W
10
1.3
W
10
2
WSW
14
1.9
WSW
14
1.8
WSW
14
1.5
W
13
1.4
WSW
14
1.2
W
14
0.7
WSW
16
3
WSW
14
3
WSW
13
2.1
SSE
11
1.5
WSW
12
1.6
W
12
1.6
WSW
11
1.3
WSW
11
0.9
WSW
20
1.8
WSW
18
Wave Graph
Metric surfscale
Energy kJ
485
403
191
340
360
1379
1449
1233
787
822
577
269
3996
2860
1034
624
711
582
400
578
2157
Wind (km/h)
15
NNW
10
NNW
15
NW
15
NNW
5
NNW
10
N
15
N
15
N
15
NNE
15
NE
20
N
10
NNW
35
WSW
45
SW
25
S
10
SW
25
WSW
5
SW
10
NNW
5
W
10
N
Wind State
cross-off
cross-off
off
off
glassy
cross-off
cross-off
cross-off
cross-off
cross
cross-off
cross-off
cross-off
cross
cross-on
cross
cross-off
cross
cross-off
glassy
cross-off
High Tide
12:03PM2.18m
00:19AM2.16m
12:44PM2.21m
00:57AM2.19m
1:21PM2.24m
1:32AM2.22m
1:57PM2.27m
2:07AM2.25m
2:32PM2.29m
2:42AM2.28m
3:07PM2.30m
3:20AM2.30m
3:44PM2.30m
Low Tide
6:21PM0.72m
6:38AM0.58m
6:58PM0.63m
7:15AM0.51m
7:33PM0.55m
7:52AM0.44m
8:08PM0.50m
8:28AM0.40m
8:43PM0.47m
9:05AM0.39m
9:21PM0.46m
9:44AM0.42m
10:01PM0.48m
part cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
part cloud
light rain
light rain
rain showers
part cloud
cloud
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
8:15
8:14
8:12
8:11
8:10
8:08
8:07
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:34
5:35
5:37
5:37
5:38
5:39
5:40
 mm
5
4
2
Temp °C
9
10
10
13
14
10
12
13
10
12
12
7
7
9
6
8
8
8
6
8
7
Feels °C
6
7
7
10
13
8
9
10
6
8
7
4
-1
0
-2
2
1
5
4
6
4
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
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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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