Portwrinkle Surf Break

Lat Long: 50.36° N 4.34° W

Portwrinkle Surf Forecast and Surf Report

Issued: 6 am 15 Sep 2026 (local time)

Forecast update in  hr  min

Today's Portwrinkle sea temperature is
17.6°C
1.6° 

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


Portwrinkle surf forecast from 15 Sep 2026:

  • Best quality surf: Sunday 20 Sep, 7PM (local time) - 3.5ft (1.1m), 10s period, W swell with cross-offshore winds.
  • Most powerful swell: Friday 18 Sep, 4AM (local time) - 6ft (1.9m), 10s period, W swell with 708 kJ wave energy.
  • Next surfable swell (1★+): Wednesday 16 Sep, 1AM (local time) - 2.5ft (0.7m), 8s period with WSW swell.

Best Forecast Surf Conditions for Portwrinkle this week:

The surf forecast for Portwrinkle over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Sep 16) at 1AM. The primary swell is predicted to be 0.7m and 8s period with a secondary swell of 0.3m and 10s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Portwrinkle in the next 16 days are 1.9m 10s and forecast to arrive on Friday (Sep 18) at 4AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.6m 3s period and expected on Wednesday (Sep 16) at 4PM.

Wave TypeTime (BST) & Date Wave Height & Period
Next good surf (1 star+) 1AM (Wed 16th Sep)2.5ft (0.7m) 8s
Best Surf 7PM (Sun 20th Sep)3.5ft (1.1m) 10s
Most Powerful 4AM (Fri 18th Sep)6ft (1.9m) 10s

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


The Lowdown

Alright folks, Rusty here. Gotta be straight with you on this one. We're looking at a 16-day window for Portwrinkle, and the honest truth is, it's a pretty bleak picture for a wave hunt. There's no proper stand-out session on the cards, so we're going to have to sift through some real duds to find anything remotely rideable.

First off, the setup. Portwrinkle is a reef break that's inconsistent, and even though it's fairly exposed to a SW swell, the available energy just isn't cutting it for the most part. The combined swell energy is weak to moderate at best, with readings like 46 and 74 in the early days. We've got a lot of cross and cross-off winds from the WNW and W, blowing at 15 to 19 mph, which is too much for the small wave heights we're dealing with. For the first week and a half, from Tuesday the 15th right through to Tuesday the 22nd, the reports are all pretty much "poor surf conditions" with scores of zero. It's a write-off. The water temp anomaly isn't mentioned, so we'll just say it's about average for the time of year.

Now, there is a tiny glimmer, and it's a weird one. On Wednesday the 23rd of September, early morning, things look interesting. We get a glassy-calm wind from the ENE at just 3 mph, and the swell ticks up to 2ft from the WSW with a very long period of 15 seconds. That long period groundswell is a powerful thing, and the combined energy jumps to 242, which is a moderate reading. For that spot, it's about as good as it gets in this window. The report even says "surfable waves but very ordinary conditions," which for Portwrinkle right now is a win. It won't be big, but it could be clean with those glassy conditions. That's your best bet, but it's on the smaller side and the break inconsistency means you might wait a while for a set.

Honestly, mate, for the rest of the period, you're looking at onshore breezes, cross-shore chops, and tiny waves. The wind swings around but never really settles into a clean offshore for any significant swell. The end of the month gets gusty easterlies over 22 mph, which just messes up the piddly little waves completely. There's just no consistent, quality swell with the right wind to make this place shine.

The best of a bad bunch is the morning of the 23rd of September. It's not a standout in any real sense, but it's the only time the stars nearly align.

Rusty.

Short Range Forecast

Light rain (total 2mm), mostly falling on Wed night. Very mild (max 18°C on Tue afternoon, min 13°C on Tue night). Mainly fresh winds.

Days 4-6 Weather Summary

Light rain (total 3mm), mostly falling on Fri afternoon. Very mild (max 19°C on Sun afternoon, min 14°C on Sat night). Winds decreasing (fresh winds from the SW on Fri afternoon, light winds from the NW by Sun morning).

Tuesday
15
Wednesday
16
Thursday
17
Friday
18
Saturday
19
Sunday
20
Monday
21
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
1
0
0
0
0
0
0
0
0
0
0
0
1
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)
0.8
W
4
0.8
W
8
0.7
WSW
8
0.9
WSW
11
0.7
WSW
11
0.9
WSW
11
1.1
WSW
6
1.1
WSW
8
1
WSW
10
0.5
WSW
13
0.4
WSW
13
1.1
SW
6
0.8
WSW
7
0.9
WSW
5
1.3
W
10
0.6
WSW
10
0.7
WSW
10
0.4
WSW
10
0.2
WSW
13
0.3
WSW
12
0.3
WSW
10
Wave Graph
Metric surfscale
Energy kJ
18
80
68
164
128
164
77
147
205
102
67
75
56
33
327
67
86
38
17
29
22
Wind (km/h)
30
WNW
30
WNW
15
NW
25
NW
25
WNW
25
WSW
30
WNW
30
WNW
20
WNW
25
W
30
WSW
25
W
25
WSW
25
W
15
WNW
10
NW
15
W
10
NNW
5
NNE
5
WSW
10
NNE
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross-off
cross-off
cross-off
cross
cross-on
cross
cross
cross
cross-off
cross-off
cross
off
glassy
cross-on
cross-off
High Tide
8:47PM4.54m
9:02AM4.40m
9:20PM4.23m
9:36AM4.11m
9:56PM3.88m
10:16AM3.78m
10:44PM3.52m
11:15AM3.46m
11:59PM3.22m
12:46PM3.26m
1:38AM3.11m
2:20PM3.30m
3:04AM3.25m
Low Tide
2:57PM0.19m
3:13AM0.37m
3:30PM0.52m
3:45AM0.74m
4:03PM0.90m
4:18AM1.13m
4:40PM1.29m
4:57AM1.51m
5:27PM1.67m
5:51AM1.84m
6:48PM1.94m
7:41AM2.00m
9:04PM1.86m
clear
clear
clear
cloud
part cloud
light rain
rain showers
cloud
part cloud
part cloud
light rain
rain showers
cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:52
6:52
6:54
6:56
6:58
6:58
7:01
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:31
7:30
7:28
7:24
7:22
7:21
7:19
 mm
1
1
2
1
Temp °C
17
18
15
15
16
16
17
16
15
17
16
17
17
17
16
17
19
16
19
19
18
Feels °C
12
13
13
11
11
11
11
10
10
12
11
14
14
15
15
15
18
16
20
19
17
  • 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 Portwrinkle Surf forecast

The above surf forecast table for Portwrinkle provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Portwrinkle can be found by selecting the local surf guide option on the grey menu. Our Portwrinkle 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 (Portwrinkle) 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 Portwrinkle 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 South Cornwall? If you are looking for accommodation near Portwrinkle, camping, hotels and holiday cottages in South Cornwall, consider staying in Plymouth which is 12 km (7 miles) away. Other places in and around South Cornwall where you can find information about places to rent, and car hire include Fowey which is 21 km (13 miles) away, Par, Bodmin and Saint Austell.

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