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Mawgan Porth surfForecast / Cornwall (North) / UK
12 Day Weather and Surf, issued 6 am Thursday 21 Aug 2025 BST
Best Forecast Surf Conditions for Mawgan Porth this week:
The surf forecast for Mawgan Porth over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Aug 23) at 4AM. The primary swell is predicted to be 0.9m and 10s period with a secondary swell of 0.1m and 15s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Mawgan Porth in the next 12 days are 3.5m 18s and forecast to arrive on Tuesday (Aug 26) 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 0.7m 3s period and expected on Monday (Aug 25) at 1PM.
| Wave Type | Time (BST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 4AM (Sat 23rd Aug) | 3ft (0.9m) 10s |
| Best Surf | 10AM (Tue 26th Aug) | 11ft (3.5m) 18s |
| Most Powerful | 10AM (Tue 26th Aug) | 11ft (3.5m) 18s |
Table - best surf conditions forecast for Mawgan Porth over the next 12 days.
Short Range Forecast Mostly dry. Very mild (max 18°C on Sat morning, min 15°C on Thu night). Wind will be generally light. | Days 3-6 Weather Summary Some drizzle, heaviest during Tue morning. Warm (max 23°C on Mon afternoon, min 15°C on Tue night). Mainly fresh winds. | ||||||||||||||||||||
Thursday 21 | Friday 22 | Saturday 23 | Sunday 24 | Monday 25 | Tuesday 26 | Wednesday 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) | |||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
| Wave Height (m) & direction (?) | |||||||||||||||||||||
| Period(s) (?) | 5 | 15 | 13 | 12 | 11 | 10 | 9 | 9 | 8 | 8 | 8 | 10 | 9 | 19 | 22 | 18 | 17 | 15 | 14 | 13 | 12 |
Wave (?)Graph  | |||||||||||||||||||||
| Energy (?) | 18 | 52 | 191 | 279 | 279 | 168 | 120 | 92 | 86 | 67 | 76 | 207 | 311 | 313 | 1747 | 9026 | 7459 | 4628 | 2521 | 1939 | 1483 |
Wind (km/h) | |||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross | cross | cross | cross- on | cross | cross- off | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | on | on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 4:57PM 5.84 | 5:22AM 5.81 | 5:42PM 6.22 | 6:04AM 6.11 | 6:21PM 6.51 | 6:41AM 6.31 | 6:58PM 6.65 | 7:16AM 6.40 | 7:32PM 6.65 | 7:49AM 6.36 | 8:05PM 6.50 | 8:21AM 6.20 | 8:37PM 6.24 | ||||||||
Low Tide / height (m) | 10:59AM 1.19 | 11:28PM 0.88 | 11:45AM 0.83 | 12:10AM 0.56 | 12:24PM 0.55 | 12:47AM 0.36 | 12:59PM 0.39 | 1:21AM 0.29 | 1:31PM 0.35 | 1:52AM 0.34 | 2:03PM 0.44 | 2:22AM 0.51 | 2:33PM 0.63 | 2:51AM 0.78 | |||||||
Thursday 21 | Friday 22 | Saturday 23 | Sunday 24 | Monday 25 | Tuesday 26 | Wednesday 27 | |||||||||||||||
| Sunrise | 6:16 | - | - | 6:18 | - | - | 6:18 | - | - | 6:20 | - | - | 6:22 | - | - | 6:24 | - | - | 6:24 | - | - |
| Sunset | - | 8:29 | - | - | 8:27 | - | - | 8:24 | - | - | 8:22 | - | - | 8:20 | - | - | 8:17 | - | - | 8:15 | - |
 |  |  | | |  | | | | |  | | | | |  | | | | |  | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - | - | - | 10 |
| Temp. °C | 16 | 16 | 15 | 16 | 16 | 16 | 18 | 18 | 18 | 21 | 21 | 18 | 22 | 23 | 18 | 18 | 18 | 16 | 18 | 18 | 16 |
| Feels °C (?) | 14 | 12 | 12 | 14 | 14 | 16 | 17 | 17 | 18 | 18 | 18 | 16 | 17 | 19 | 17 | 16 | 15 | 14 | 15 | 14 | 12 |
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Recent Eyeball Surf Reports for Cornwall (North)
Continuing clean conditions at Mawgan Porth (light winds from the WNW.(Wind varies from 260 to 340 degs) at Newquay Airport 5 km from Mawgan Porth). 0.4m 5s windswell from the NNW with a 0.2m 6s windswell from the WSW and a 0.1m 16s long period groundswell from the W. 3 swells combining to make bigger set waves.
1 h 26 min ago
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Mawgan Porth surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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 12 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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