Maenporth Surf Break

Lat Long: 50.14° N 5.07° W

Maenporth Surf Forecast and Surf Report

Issued: 12 am 21 Aug 2026 (local time)

Forecast update in  hr  min

Today's Maenporth sea temperature is
18.6° C
1.6° 

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


Maenporth surf forecast from 21 Aug 2026:

  • Most powerful swell: Tuesday 25 Aug, 1AM (local time) - 8ft (2.4m), 7s period, E swell with 606 kJ wave energy.

Best Forecast Surf Conditions for Maenporth this week:

The most powerful waves expected at Maenporth in the next 16 days are 2.4m 7s and forecast to arrive on Tuesday (Aug 25) at 1AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.1m 9s period and expected on Friday (Aug 21) at 10AM.

Wave TypeTime (BST) & Date Wave Height & Period
Next good surf (1 star+)--
Best Surf--
Most Powerful 1AM (Tue 25th Aug)8ft (2.4m) 7s

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


The Lowdown

Alright folks, Rusty here. Let’s be real about what we’re looking at for this stretch. The only spot on the menu is Maenporth, and I gotta tell you, it's a tough run ahead. This is a sheltered little nook that needs the right angle, and we just aren't getting it for most of the next couple of weeks.

First up, the water temp at Maenporth. Not much data on the anomaly here, so I’d say it’s feeling pretty standard for the time of year. Nothing wild.

The outlook from now, Friday the 21st of August, is a write-off for a good long while. We’re talking days of tiny, weak swell – mostly around 0.7 ft or so from the SSW with a long period, but with zero energy behind it. The combined energy is barely registering (27). There’s some light wind, but it’s wrong for this spot. A long period groundswell (13-15 seconds) means it might wrap in, but with that little height, it’s not gonna do anything. Don’t even bother looking until we get deep into the following week. There’s a solid gap of almost no surf on offer for the first several days.

Things get a bit more interesting, but not really better, from Monday the 24th. The wind cranks up from the east, hitting 25 mph, and the swell bumps up. We see a jump in combined energy (158 then 330) with a short, messy period of 6 seconds from the ESE. But it’s a strong cross-onshore and messy. Wave heights climb to 5 ft then 7 ft, but it’s blown out, choppy, and poor. This pattern of onshore wind and messy short-period windswell dominates through the 27th.

The one glimmer is the 28th of August. The wind finally swings offshore from the NW at 22 mph. The swell comes up to 6 ft from the WSW with a 7-second period. The combined energy is a moderate 295. The morning is described as “fresh offshore and clean,” but the surf quality is still flagged as poor. The afternoon of the 28th is the only time we get a score of 1 out of 10. The wind is still offshore (WNW, 19 mph), the swell hits 7 ft from the WSW, and the combined energy jumps to 509. It's described as "fresh offshore and clean" but “marginal surf forecast or questionable tide conditions.”

The 29th of August has better numbers on paper – 8 ft from the WSW (8 seconds) and a combined energy of 727 – but it’s still rated as poor surf conditions. That’s a lot of wind energy (cross-off from W at 16 mph) and it’s likely just too lumpy and straight for this beach setup.

After that, it all fades back into the gutter. The first week of September is tiny again, with small 2 ft to 3 ft swells and wrong winds. A bit of glassy offshore on the morning of the 3rd of September, but the swell is back to a pathetic 0.7 ft.

The verdict? Honestly, there are no standouts here. The only day that could hold a tiny bit of hope is the afternoon of Friday the 28th of August. You’ll get some clean, offshore conditions and a 7 ft swell with moderate energy (509). But this is a sheltered, inconsistent beginner spot that rarely fires. With that size, if it breaks, it’ll be solid, but the period is short. It’s more of a last resort than a destination. The rest of this 16-day run is a bust for surf at Maenporth.

Rusty.

Short Range Forecast

Mostly dry. Very mild (max 19°C on Sun afternoon, min 14°C on Thu night). Wind will be generally light.

Days 4-6 Weather Summary

Moderate rain (total 13mm), heaviest on Tue night. Warm (max 20°C on Tue morning, min 16°C on Sun night). Winds increasing (light winds from the NE on Sun night, strong winds from the E by Mon night).

Friday
21
Saturday
22
Sunday
23
Monday
24
Tuesday
25
Wednesday
26
Thursday
27
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
0
0
0
0
0
0
0
0
0
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)
0.2
SSW
13
0.2
SSW
13
0.2
SSW
16
0.2
SSW
15
0.8
E
5
0.2
SSW
15
0.2
SSW
14
0.4
SW
14
0.4
WSW
10
1.4
ESE
6
2
ESE
6
2.4
E
7
1.5
E
7
0.8
E
7
0.5
SW
8
1.6
SSW
6
1.9
SSW
7
1.7
SSW
8
1.7
SSW
7
1.5
SSW
7
1.9
WSW
7
Wave Graph
Metric surfscale
Energy kJ
17
17
24
21
28
21
19
47
38
119
300
606
239
56
31
159
400
385
327
249
358
Wind (km/h)
25
N
25
NNW
10
NNW
20
E
15
E
15
NNE
10
ENE
10
ESE
15
ENE
40
E
40
E
45
E
30
SE
25
SSE
15
SE
25
S
35
SSW
20
SSE
25
S
25
SSW
40
SW
Wind State
cross-off
cross-off
cross-off
cross-on
cross-on
cross-off
cross-on
on
cross
cross-on
cross-on
cross-on
on
on
on
cross-on
cross
cross-on
cross-on
cross
cross
High Tide
12:20PM3.93m
00:55AM3.75m
1:34PM3.84m
2:10AM3.66m
2:46PM3.90m
3:18AM3.74m
3:48PM4.07m
4:15AM3.93m
4:39PM4.30m
5:01AM4.18m
5:20PM4.55m
5:38AM4.43m
5:56PM4.79m
Low Tide
5:52AM2.03m
6:26PM2.18m
6:56AM2.28m
8:10PM2.35m
8:49AM2.33m
9:53PM2.21m
10:10AM2.12m
10:48PM1.93m
10:58AM1.82m
11:27PM1.63m
11:36AM1.51m
00:00AM1.33m
12:10PM1.21m
00:32AM1.05m
part cloud
part cloud
clear
clear
part cloud
clear
clear
clear
part cloud
part cloud
cloud
part cloud
cloud
rain showers
rain showers
thunderstorm
clear
thunderstorm
thunderstorm
part cloud
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:16
6:18
6:20
6:22
6:22
6:24
6:26
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:28
8:25
8:23
8:22
8:20
8:17
8:15
 mm
3
9
1
5
3
12
Temp °C
17
16
15
17
17
17
18
19
17
18
18
19
20
19
18
19
19
17
19
19
17
Feels °C
12
10
13
13
14
14
15
17
15
12
11
11
17
16
16
13
13
14
15
14
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 Maenporth Surf forecast

The above surf forecast table for Maenporth provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Maenporth can be found by selecting the local surf guide option on the grey menu. Our Maenporth 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 (Maenporth) 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 Maenporth 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 Maenporth, camping, hotels and holiday cottages in South Cornwall, consider staying in Falmouth which is 1 km (1 miles) away. Other places in and around South Cornwall where you can find information about places to rent, and car hire include Penryn which is 2 km (1 miles) away, Truro, Camborne and The Lizard.

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