Sennen Cove Surf Break

Lat Long: 50.08° N 5.70° W

Sennen Cove Surf Forecast and Surf Report

Issued: 6 pm 06 Aug 2026 (local time)

Forecast update in  hr  min

Today's Sennen Cove sea temperature is
18.8° C
1.8° 

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 7 Aug 2026:

  • Best quality surf: Saturday 8 Aug, 1PM (local time) - 1.5ft (0.5m), 10s period, WNW swell with cross-offshore winds.
  • Most powerful swell: Thursday 13 Aug, 10AM (local time) - 4.5ft (1.3m), 10s period, W swell with 339 kJ wave energy.
  • Next surfable swell (1★+): Saturday 8 Aug, 1PM (local time) - 1.5ft (0.5m), 10s 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 Saturday (Aug 08) at 1PM. The primary swell is predicted to be 0.5m and 10s period with a secondary swell of 0.2m and 7s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Sennen Cove in the next 16 days are 1.3m 10s and forecast to arrive on Thursday (Aug 13) at 10AM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.4m 4s period and expected on Sunday (Aug 09) at 7AM.

Wave TypeTime (BST) & Date Wave Height & Period
Next good surf (1 star+) 1PM (Sat 8th Aug)1.5ft (0.5m) 10s
Best Surf 1PM (Sat 8th Aug)1.5ft (0.5m) 10s
Most Powerful10AM (Thu 13th Aug)4.5ft (1.3m) 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's cooking for Sennen Cove over the next couple of weeks.

Right off the bat, I gotta be straight with you: it’s a tough stretch ahead. There’s a big gap at the start with nothing worth paddling out for. The first few days are flat or tiny, with a few tiny, weak swells showing up but they’re just not doing anything. You’re looking at a dry spell from now until about the 12th of August. After that, we get some more size, but the wind just won’t play ball. This is a spot that needs clean conditions, and we’re not getting them.

The first real chance of anything half-decent arrives on Wednesday the 12th of August. The swell bumps up to 4 ft from the W, with a period of 10 seconds. The combined energy is moderate at 267. That's some proper push, but unfortunately, it’s coming with a cross-onshore wind, so it’ll be choppy and messy. Not the clean lines we love.

Moving into Thursday the 13th of August, the swell holds around 4 ft from the W, period 10 seconds, and the energy is solid at 339. It’s a genuine groundswell, but again, it’s onshore wind. The morning has a bit of potential with lighter onshore wind, but it's still not clean. This is more of a look-and-see situation.

Friday the 14th of August is a bit of a teaser. The swell drops to 2 ft from the W, period 8 seconds. The energy is a weak 122. But the morning wind is glassy – flat calm. It’ll be clean, but the waves are tiny. A longboard might get you a glide, but don't expect any power.

Saturday the 15th of August sees another pulse, with the swell at 3 ft from the WSW, period 8 seconds, and energy at 95. That’s weak. The morning is cross-onshore, so it’s not great.

Then we get into the second week, and it’s more of the same story: more size, but the wind is a nightmare. Sunday the 16th of August has a 3 ft swell but a short, weak 6-second period and a cross-onshore wind. The real kicker comes on Monday the 17th of August. The swell jumps to 5 ft from the W, period 7 seconds, with moderate energy at 239. The morning wind is a clean cross-offshore from the NNE. That’s your best chance for the whole forecast, but the swell is a bit short-period and lumpy. It’s the only window that looks truly clean.

After that, from Tuesday the 18th of August onwards, the swell stays in the 4 ft to 5 ft range, with long-period energy hitting over 500 on the 20th, but it's all cross-onshore or onshore, with moderate to fresh breezes. The waves will be there, but they’ll be a choppy, blown-out mess. Not worth the paddle for a clean session.

The standout? If you're desperate for a paddle, the morning of Monday the 17th of August is the one to circle. The swell is 5 ft from the W, and the cross-offshore wind will make it clean. The period is short at 7 seconds, so it won't be the best shape, but it’s the cleanest wave in a very dirty forecast. For the rest, it’s a waiting game.

Stay tuned, forecasts can change, but right now, it’s a lean run.

Rusty

Short Range Forecast

Mostly dry. Warm (max 21°C on Sun morning, min 16°C on Thu night). Wind will be generally light.

Days 5-7 Weather Summary

Mostly dry. Warm (max 21°C on Mon afternoon, min 18°C on Sun night). Wind will be generally light.

Thu
6
Friday
7
Saturday
8
Sunday
9
Monday
10
Tuesday
11
Wednesday
12
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
0
0
1
1
0
0
0
0
0
1
1
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)
0.7
WNW
6
0.3
W
10
0.3
W
9
0.3
W
9
0.3
W
9
0.5
WNW
10
0.5
WNW
10
0.5
WNW
9
0.5
WNW
9
0.5
WNW
9
0.5
WNW
9
0.5
WNW
8
0.5
WNW
8
0.5
WNW
8
0.5
W
8
0.4
WNW
8
0.8
W
11
1.2
W
10
1.2
WSW
9
1.3
WSW
9
Wave Graph
Metric surfscale
Energy kJ
31
17
15
15
15
57
55
49
45
45
44
40
38
37
30
19
149
267
243
243
Wind (km/h)
15
WNW
15
NW
5
WNW
10
W
10
NE
15
ESE
10
SE
10
NE
15
NNE
20
NNW
15
NNW
10
NNW
20
N
15
NNE
15
SSE
20
SE
10
N
15
NW
15
W
15
W
Wind State
cross-on
cross-on
glassy
on
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross-on
cross
cross-off
cross-off
cross-off
cross
cross-on
on
on
High Tide
11:06PM4.38m
11:43AM4.22m
00:22AM4.18m
1:05PM4.17m
1:48AM4.19m
2:27PM4.36m
3:04AM4.43m
3:34PM4.73m
4:05AM4.76m
4:30PM5.13m
4:57AM5.08m
5:19PM5.49m
Low Tide
5:05PM1.22m
5:41AM1.28m
6:15PM1.38m
6:57AM1.41m
7:41PM1.39m
8:23AM1.34m
9:07PM1.16m
9:40AM1.06m
10:17PM0.79m
10:41AM0.69m
11:13PM0.40m
11:32AM0.36m
00:01AM0.10m
clear
clear
clear
part cloud
cloud
cloud
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:58
6:01
6:01
6:03
6:05
6:05
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:58
8:55
8:54
8:52
8:51
8:49
8:46
 mm
Temp °C
17
17
16
16
16
18
19
19
21
19
19
19
21
20
20
20
20
20
20
20
Feels °C
14
15
16
15
14
16
18
18
18
15
16
18
18
17
19
18
21
19
19
19
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  • 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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