Cow Bay surf break

Cow Bay surfForecast / Nova Scotia / Canada

information circle12 Day Weather and Surf, issued 2 pm Thursday 30 Oct 2025 ADT
Forecast update in hr  min  s Forecast update imminent
Cow Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Cow Bay sea temperature is
14.0° C
(Which is 3.4°C warmer than normal for this time of year)


Best Forecast Surf Conditions for Cow Bay this week:

The surf forecast for Cow Bay over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Nov 02) at 11PM. The primary swell is predicted to be 0.6m and 9s period. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Cow Bay in the next 12 days are 4.5m 9s and forecast to arrive on Friday (Oct 31) at 12PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 6.0m 14s period and expected on Saturday (Nov 01) at 12PM.

Wave TypeTime (ADT) & Date Wave Height & Period
Next good surf (1 star+)11PM (Sun 2nd Nov)2ft (0.6m) 9s
Best Surf11PM (Sun 2nd Nov)2ft (0.6m) 9s
Most Powerful12PM (Fri 31st Oct)15ft (4.5m) 9s

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

Updates in  hr  min  s Forecast update imminent

Short Range Forecast Heavy rain (total 35mm), heaviest during Fri morning. Very mild (max 16°C on Fri afternoon, min 4°C on Sun morning). Winds increasing (light winds from the ESE on Thu afternoon, strong winds from the ESE by Fri morning).

Days 3-6 Weather Summary Heavy rain (total 37mm), heaviest during Tue afternoon. Mild temperatures (max 8°C on Mon afternoon, min 4°C on Mon morning). Winds increasing (calm on Mon night, fresh winds from the NNW by Tue night).

Thu
30
Friday
31
Saturday
01
Sunday
02
Monday
03
Tuesday
04
Wednesday
05
PMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAM
Rating
(10 max)
1
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
2.2
SE
2.2
ESE
3.5
ESE
4
SE
2.1
SE
2.5
S
1
ESE
0.5
E
0.3
E
0.2
E
0.6
S
0.2
SSE
0.2
SSE
0.2
SSE
1.3
E
1.2
E
1.2
E
0.4
ENE
0.2
SSE
0.2
E
0.2
E
Period(s) (?)10108101015111099910109561010121112
Wave
Graph
(?)Metric surfscale
Energy kJ (?)88192617712908828292123850157601098751122753314911
Wind
(km/h)
15
ESE
25
ESE
45
ESE
25
SW
45
SW
40
WSW
35
W
30
W
25
WNW
20
WNW
15
WNW
10
WNW
10
W
10
SSW
20
E
35
NNE
35
NW
35
NW
35
NW
25
NW
10
WNW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
cross-
on
cross-
on
cross-
on
crosscrosscross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
on
crosscross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
High Tide
/ height (m)
3:10PM
1.35
4:10AM
1.36
4:19PM
1.38
5:04AM
1.48
5:20PM
1.45
5:52AM
1.61
6:14PM
1.54
6:38AM
1.75
7:05PM
1.62
7:23AM
1.86
7:55PM
1.69
8:09AM
1.94
8:43PM
1.72
8:55AM
1.96
Low Tide
/ height (m)
9:43PM
0.44
10:15AM
0.58
10:40PM
0.39
11:18AM
0.46
11:34PM
0.32
12:16PM
0.31
12:27AM
0.26
1:09PM
0.16
1:18AM
0.20
2:00PM
0.04
2:09AM
0.16
2:51PM
-0.05
3:00AM
0.15
Thu
30
Friday
31
Saturday
01
Sunday
02
Monday
03
Tuesday
04
Wednesday
05
Sunrise--7:48--7:50--7:52--7:52--7:54--7:56--7:56
Sunset6:06--6:04--6:02--6:00--6:00--5:59--5:57--
part cloud
part cloud
heavy rain
rain showers
cloud
part cloud
cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
mod rain
heavy rain
mod rain
cloud
part cloud
clear
part cloud
Rain (mm)
--1817----------7237----
Temp. °C1213151612111095756878656765
Feels °C (?)887134321-1102443-2-4-2-1-11
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Cow Bay Surf forecast

The above surf forecast table for Cow Bay provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Cow Bay can be found by selecting the local surf guide option on the grey menu. Our Cow 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 (Cow 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 Cow 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.

Are you planning a holiday in Nova Scotia? If you are looking for accommodation near Cow Bay, camping, hotels and holiday cottages in Nova Scotia, consider staying in Cole Harbour which is 8 km (5 miles) away. Other places in and around Nova Scotia where you can find information about places to rent, and car hire include Dartmouth which is 12 km (7 miles) away, Halifax, Kings County and East Hants.

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