Sennen Cove Surf Break

Lat Long: 50.08° N 5.70° W

Sennen Cove Surf Forecast and Surf Report

Issued: 6 am 24 Aug 2026 (local time)

Forecast update in  hr  min

Today's Sennen Cove sea temperature is
17.7°C
0.8° 

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


Sennen Cove surf forecast from 24 Aug 2026:

  • Best quality surf: Friday 28 Aug, 10AM (local time) - 4.5ft (1.3m), 8s period, W swell with offshore winds.
  • Most powerful swell: Monday 31 Aug, 1AM (local time) - 13ft (4.0m), 10s period, WSW swell with 3,333 kJ wave energy.
  • Next surfable swell (1★+): Monday 24 Aug, 10PM (local time) - 1ft (0.3m), 11s period with WNW swell.

Best Forecast Surf Conditions for Sennen Cove this week:

The surf forecast for Sennen Cove over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Aug 24) at 10PM. The primary swell is predicted to be 0.3m and 11s period with a secondary swell of 0.2m and 13s. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Sennen Cove in the next 16 days are 4.0m 10s and forecast to arrive on Monday (Aug 31) at 1AM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.2m 7s period and expected on Monday (Aug 24) at 4PM.

Wave TypeTime (BST) & Date Wave Height & Period
Next good surf (1 star+)10PM (Mon 24th Aug)1ft (0.3m) 11s
Best Surf10AM (Fri 28th Aug)4.5ft (1.3m) 8s
Most Powerful 1AM (Mon 31st Aug)13ft (4.0m) 10s

Table - best surf conditions forecast for Sennen Cove over the next 16 days.


The Lowdown

Alright folks, Rusty here. Let’s have a look at what Sennen Cove has got cooking for us over the next couple of weeks. I’m not going to lie to you, it’s a bit of a rough start.

The opening week is pretty grim. We see some solid easterly winds early on, blowing straight offshore, which cleans things up nicely, but the swell is tiny. We’re looking at a weak 1ft to 2ft on Monday the 24th and Tuesday the 25th. The swell energy is low, sitting around (54 to 144), so it’s clean but pretty much unrideable. A frustrating combination for sure. The wind stays helpful through Tuesday, with a moderate offshore, but there’s just not enough push.

Wednesday the 26th goes light, but the wind swings cross-shore and the swell stays weak and short-period. Not much going on.

Thursday the 27th is a bit of a tease. The morning brings a 5ft swell from the SW, with a short period of 7 seconds, and a light cross-shore wind. The energy picks up a bit (260), but the cross-wind and short period keep it marginal. It might look tempting, but it won’t be clean.

Late on Friday the 28th morning we finally get a real window. The wind is a gentle offshore from the east, and the swell bumps up to a clean 4ft from the W with an 8-second period. Wave energy is moderate (311). It’s not pumping, but after all the quiet, this is your best bet for a proper surf. It’ll be clean and fun for a beginner-friendly wave. You’ll be sharing it with the odd other soul, as crowds are a possibility.

That’s the standout for the first week.

After that, it goes a bit sideways again. Saturday the 29th and Sunday the 30th get messy with strong cross-shore and onshore winds. Swell height pushes up a bit on Sunday to 8ft, but the wind is a strong cross-onshore, making it a choppy mess.

Then, the end of the forecast period gets interesting, but not exactly surfable for most. From Monday the 1st of September through the 8th, there are some serious pulses of energy. We see a massive 16ft swell on Monday the 7th of September, with a very long 17-second period. The energy readings are massive, going up to (13,773). The problem is, it’s all coming with onshore winds and, at times, rain. For a beach break like Sennen Cove, that much long-period, wind-blown swell will just be a washing machine. It’ll be a sight to see, but unless you are a total expert looking for a survival session, it’s a no-go. The setup looks more interesting for kite surfing than paddle surfing on those big days.

So, to sum it up: the clear standout is Friday morning, the 28th of August. Get in the water early for a clean, gentle offshore session. The rest of the period is either flat, onshore, or way too big and messy for a good time.

Keep an eye on it, though. Forecasts change.

Rusty.

Short Range Forecast

Light rain (total 6mm), mostly falling on Wed night. Very mild (max 19°C on Mon night, min 17°C on Mon morning). Winds decreasing (strong winds from the E on Mon morning, light winds from the S by Wed morning).

Days 4-6 Weather Summary

Light rain (total 6mm), mostly falling on Sat morning. Very mild (max 18°C on Thu morning, min 17°C on Fri morning). Winds increasing (light winds from the SSW on Thu morning, strong winds from the W by Sat afternoon).

Monday
24
Tuesday
25
Wednesday
26
Thursday
27
Friday
28
Saturday
29
Sunday
30
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
0
0
0
1
0
0
0
0
1
0
1
2
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.3
SSW
14
0.3
SSW
13
0.4
WNW
11
0.6
WNW
10
0.7
WNW
10
0.7
W
9
0.6
W
8
0.6
W
8
0.5
W
8
1.6
SW
7
1.4
SW
7
1.6
WSW
8
1.3
W
8
1.9
WNW
7
2.3
WNW
8
1
WNW
6
1.5
WSW
6
1.2
SW
7
1.5
SW
6
2.3
WSW
7
4
WSW
10
Wave Graph
Metric surfscale
Energy kJ
37
35
41
78
98
79
49
44
28
240
200
311
217
316
605
73
130
128
181
486
3333
Wind (km/h)
40
E
40
E
30
E
30
E
25
ESE
15
S
5
S
15
SE
30
SE
10
SSW
20
SSW
15
S
15
E
25
NW
30
W
30
SSW
40
WSW
25
WSW
25
S
40
WSW
45
WSW
Wind State
off
off
off
off
off
cross
cross
cross-off
cross-off
cross
cross-on
cross
off
cross-on
on
cross
on
on
cross
cross-on
on
High Tide
3:29PM4.01m
3:54AM4.05m
4:13PM4.36m
4:33AM4.37m
4:50PM4.72m
5:08AM4.68m
5:23PM5.04m
5:40AM4.95m
5:55PM5.29m
6:12AM5.17m
6:27PM5.47m
6:44AM5.30m
7:00PM5.53m
Low Tide
9:59PM1.50m
10:16AM1.37m
10:43PM1.15m
10:56AM1.03m
11:20PM0.82m
11:32AM0.72m
11:55PM0.54m
12:05PM0.48m
00:28AM0.33m
12:38PM0.32m
1:00AM0.21m
1:11PM0.25m
1:33AM0.20m
part cloud
part cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
rain showers
part cloud
part cloud
part cloud
part cloud
clear
part cloud
mod rain
clear
part cloud
rain showers
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:24
6:26
6:26
6:28
6:30
6:31
6:33
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:23
8:22
8:20
8:17
8:15
8:14
8:12
 mm
6
6
1
1
1
Temp °C
18
18
19
18
19
18
18
18
18
18
18
18
18
18
17
18
18
18
18
18
18
Feels °C
10
11
14
13
18
16
19
16
14
17
15
16
15
14
14
13
12
14
15
12
12
  • 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 Sennen Cove Surf forecast

The above surf forecast table for Sennen Cove provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Sennen Cove can be found by selecting the local surf guide option on the grey menu. Our Sennen Cove 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 (Sennen Cove) 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 Sennen Cove 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 North Cornwall? If you are looking for accommodation near Sennen Cove, camping, hotels and holiday cottages in North Cornwall, consider staying in Penzance which is 12 km (7 miles) away. Other places in and around North Cornwall where you can find information about places to rent, and car hire include Camborne which is 31 km (19 miles) away, The Lizard, Penryn and Falmouth.

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