Mawgan Porth Surf Break

Lat Long: 50.47° N 5.04° W

Mawgan Porth Surf Forecast and Surf Report

Issued: 12 pm 19 Jul 2026 (local time)

Forecast update in  hr  min

Today's Mawgan Porth sea temperature is
18.2° C
2.0° 

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


Mawgan Porth surf forecast from 19 Jul 2026:

  • Best quality surf: Tuesday 21 Jul, 4AM (local time) - 1.5ft (0.4m), 11s period, WNW swell with cross-offshore winds.
  • Most powerful swell: Sunday 26 Jul, 7AM (local time) - 5ft (1.6m), 7s period, WNW swell with 212 kJ wave energy.
  • Next surfable swell (1★+): Tuesday 21 Jul, 4AM (local time) - 1.5ft (0.4m), 11s period with WNW swell.

Best Forecast Surf Conditions for Mawgan Porth this week:

The surf forecast for Mawgan Porth over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Jul 21) at 4AM. The primary swell is predicted to be 0.4m and 11s period with a secondary swell of 0.1m and 8s. Another secondary swell of 0.8m and 5s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Mawgan Porth in the next 16 days are 1.6m 7s and forecast to arrive on Sunday (Jul 26) at 7AM. Winds are predicted to be cross-onshore at the time the swell arrives.

Wave TypeTime (BST) & Date Wave Height & Period
Next good surf (1 star+) 4AM (Tue 21st Jul)1.5ft (0.4m) 11s
Best Surf 4AM (Tue 21st Jul)1.5ft (0.4m) 11s
Most Powerful 7AM (Sun 26th Jul)5ft (1.6m) 7s

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


The Lowdown

Well, grab a coffee and sit down, because I’m not gonna sugarcoat it – this is a tough stretch for Mawgan Porth. The whole 16-day window from now through the 3rd of August is a real struggle. There’s just nothing on offer that I’d call a proper surf session. Every single entry in the forecast is marked as poor surf conditions, and the numbers back that up.

We start with the 19th of July, Sunday morning. A tiny 3ft swell from the NNW with a weak 5-second period – that’s just wind chop, not a wave. The combined energy is a measly 46 (weak). Wind is SSE at 12 mph, cross-off, so the water’s clean, but there’s no power behind it. The water temp is 65°, which is a touch warmer than normal for this time of year, so at least a dip won’t be a shock.

That pattern just repeats. The 20th and 21st offer nothing. Swell heights barely crack 2ft, periods are short, energy stays in the 20s and 30s – weak. The wind flips around but never gives us a clean, solid push. On the 22nd and 23rd, we see a little bump to 3ft, but the period is still trash at 5 to 6 seconds, and the energy only reaches 81 (still weak). The wind is cross-off or cross, but it’s a moderate to fresh breeze, so the surface is lumpy.

The 24th is a complete write-off: 1.0ft and 0.3ft swells. The 25th and 26th see a bit more size – 3ft to 5ft – but the wind is cross-on or onshore from the WNW at 12 mph, making it choppy. The energy on the 26th morning finally hits 181 (moderate), but with a 7-second period and onshore wind, it’s just a messy, blown-out shorebreak. Not worth paddling out for.

The week of the 27th to the 3rd of August is more of the same. Swell heights bounce between 1ft and 4ft. Periods sit around 6 to 10 seconds. The energy values are mostly in the 60s to 90s (weak), with a couple of 108 and 102 readings (moderate) on the 29th, but that’s paired with onshore wind. The wind is almost always cross-on or on, with moderate breezes keeping things choppy.

There’s no standout. No day where the swell direction matches the optimum WNW, the wind turns offshore, and the size clicks. It’s just a long, flat, or messy run. For a spot like Mawgan Porth, a river break that’s fairly consistent, this kind of blank run is a bummer, but it happens. The forecast can always change, but right now, I’d leave the board at home and find something else to do.

Rusty.

Short Range Forecast

Some drizzle, heaviest during Sun afternoon. Warm (max 21°C on Sun morning, min 15°C on Mon night). Wind will be generally light.

Days 4-6 Weather Summary

Mostly dry. Very mild (max 19°C on Fri morning, min 16°C on Wed morning). Mainly fresh winds.

Sunday
19
Monday
20
Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Saturday
25
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)
0.8
NNW
5
0.6
N
5
0.6
N
5
0.6
N
5
0.7
N
5
1
N
5
0.4
WNW
10
0.4
WNW
10
0.8
N
5
1
N
5
1
N
5
1.2
N
6
1
N
6
0.9
N
4
0.8
N
5
0.3
W
8
0.2
W
8
0.2
W
8
1
NW
5
1
WNW
6
1.1
W
6
Wave Graph
Metric surfscale
Energy kJ
39
20
17
16
25
56
33
33
34
52
48
101
59
33
27
12
7
6
49
58
82
Wind (km/h)
20
SSE
10
NNE
15
N
5
ENE
20
N
20
NNE
10
N
20
N
15
N
25
NNE
30
N
30
NNE
25
NNE
25
N
20
N
15
NNE
20
NNW
15
WNW
20
NW
20
NW
25
WNW
Wind State
cross-off
cross-off
cross
cross-off
cross
cross-off
cross
cross
cross
cross-off
cross
cross-off
cross-off
cross
cross
cross-off
cross-on
cross-on
cross-on
cross-on
on
High Tide
9:52PM6.19m
10:15AM5.70m
10:37PM5.73m
11:02AM5.33m
11:26PM5.27m
11:54AM4.98m
00:23AM4.88m
12:56PM4.72m
1:30AM4.63m
2:08PM4.63m
2:43AM4.60m
3:17PM4.73m
3:48AM4.75m
Low Tide
3:48PM0.75m
4:17AM0.88m
4:32PM1.13m
5:01AM1.29m
5:19PM1.53m
5:49AM1.68m
6:13PM1.88m
6:45AM2.00m
7:18PM2.13m
7:54AM2.18m
8:34PM2.18m
9:07AM2.15m
9:44PM2.04m
part cloud
rain showers
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:28
5:30
5:31
5:33
5:33
5:35
5:37
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:22
9:21
9:20
9:19
9:16
9:15
9:15
 mm
1
Temp °C
21
19
18
19
19
18
20
20
20
16
16
17
17
16
16
19
18
18
17
17
18
Feels °C
19
18
16
18
14
15
17
16
18
11
11
14
13
13
14
16
16
17
14
14
16
  • 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 Mawgan Porth Surf forecast

The above surf forecast table for Mawgan Porth provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Mawgan Porth can be found by selecting the local surf guide option on the grey menu. Our Mawgan Porth 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 (Mawgan Porth) 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 Mawgan Porth 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 Mawgan Porth, camping, hotels and holiday cottages in North Cornwall, consider staying in Newquay which is 8 km (5 miles) away. Other places in and around North Cornwall where you can find information about places to rent, and car hire include Padstow which is 11 km (7 miles) away, Bodmin, Truro and Saint Austell.

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