Colac Bay surf break

Colac Bay surfForecast / Southland / New Zealand

information circle12 Day Weather and Surf, issued 12 am Monday 24 Nov 2025 NZDT
Forecast 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
13.7° C
(Which is 2.6°C warmer than normal for this time of year)


Best Forecast Surf Conditions for Colac Bay this week:

The surf forecast for Colac Bay over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Nov 24) at 10AM. The primary swell is predicted to be 1.4m and 12s period with a secondary swell of 0.1m and 9s. Another secondary swell of 0.3m and 12s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Colac Bay in the next 12 days are 2.5m 13s and forecast to arrive on Sunday (Nov 30) at 1PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.3m 5s period and expected on Wednesday (Nov 26) at 7PM.

Wave TypeTime (NZDT) & Date Wave Height & Period
Next good surf (1 star+)10AM (Mon 24th Nov)4.5ft (1.4m) 12s
Best Surf 4AM (Fri 28th Nov)7ft (2.2m) 8s
Most Powerful 1PM (Sun 30th Nov)8ft (2.5m) 13s

Table - best surf conditions forecast for Colac Bay over the next 12 days.

Updates in  hr  min  s Forecast update imminent

Short Range Forecast Mostly dry. Very mild (max 16°C on Wed morning, min 6°C on Mon night). Wind will be generally light.

Days 3-6 Weather Summary Moderate rain (total 13mm), heaviest on Thu night. Very mild (max 19°C on Sat afternoon, min 10°C on Thu night). Winds increasing (calm on Wed night, fresh winds from the WNW by Thu night).

Monday
24
Tuesday
25
Wednesday
26
Thursday
27
Friday
28
Saturday
29
Sun
30
NightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPM
Rating
(10 max)
2
3
1
1
1
0
1
0
1
1
0
0
2
!
!
2
!
!
4
4
!
Swell
Height Map
Wave Height (m) & direction (?)
1.7
WSW
1.4
WSW
1.3
WSW
1.1
WSW
0.9
WSW
0.9
WSW
0.8
WSW
0.7
WSW
0.5
WSW
0.4
WSW
0.3
WSW
0.1
SE
1.8
W
2.1
W
2.3
W
1.9
W
2.3
W
2.3
W
1.9
WSW
1.8
WSW
2.4
WSW
Period(s) (?)1212121211111112121010117910121313131312
Wave
Graph
(?)Metric surfscale
Energy kJ (?)793548469306221176143121774320527767699693918101919130811271617
Wind
(km/h)
20
WSW
10
WSW
15
SW
10
ENE
10
E
15
SE
5
ESE
10
ENE
10
NW
15
NNE
20
NE
20
W
25
NW
30
WNW
30
W
15
NNW
15
NNW
15
WNW
10
N
0
W
15
SW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
cross-
off
crosscrosscross-
on
onglasscrossoffcross-
off
crosscross-
off
offoffcross-
off
cross-
off
cross-
off
offcross-
off
glasscross
High Tide
/ height (m)
4:30AM
2.18
4:39PM
2.09
5:12AM
2.13
5:24PM
2.05
5:57AM
2.09
6:15PM
2.03
6:48AM
2.06
7:11PM
2.04
7:43AM
2.07
8:09PM
2.09
8:41AM
2.12
9:07PM
2.17
9:39AM
2.21
Low Tide
/ height (m)
10:22PM
0.68
10:43AM
0.77
11:05PM
0.69
11:27AM
0.77
11:52PM
0.69
12:15PM
0.77
12:45AM
0.69
1:08PM
0.76
1:40AM
0.67
2:04PM
0.74
2:36AM
0.64
3:02PM
0.70
3:32AM
0.59
4:00PM
0.64
Monday
24
Tuesday
25
Wednesday
26
Thursday
27
Friday
28
Saturday
29
Sun
30
Sunrise-5:56--5:56--5:56--5:54--5:54--5:54--5:52-
Sunset--9:12--9:13--9:15--9:15--9:16--9:19--9:20
clear
clear
clear
part cloud
cloud
cloud
cloud
part cloud
part cloud
rain showers
light rain
rain showers
rain showers
part cloud
clear
part cloud
part cloud
part cloud
part cloud
cloud
light rain
Rain (mm)
---------1417-------1
Temp. °C10111181415131616141818161516131719151613
Feels °C (?)57651111101315141316137991516121410
  • 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 12 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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