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Surf Forecasts:
Mawgan Porth surfForecast / Cornwall (North) / UK
48hr Weather and Surf, issued 12 pm Tuesday 21 Apr 2026 BSTForecast update in hr min s Forecast update imminent
Mawgan Porth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Mawgan Porth sea temperature is
11.3° C
(Which is 1.1°C warmer than normal for this time of year)How big are the waves at Mawgan Porth today?
The current surf forecast for Mawgan Porth at 5PM is: 0.6m 11s primary swell from a West direction and 0.6m 5s secondary swell from a North-northeast direction (forecast issued at 12:00pm April 21). An open ocean swell of 0.5m 3s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Apr) | 2.5ft (0.7m) | 12s |
| Afternoon (21 Apr) | 2.5ft (0.7m) | 12s |
| Evening (21 Apr) | 1.5ft (0.4m) | 14s |
Table - waves today at Mawgan Porth. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | |||||||||||||||||||||
| 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 12 | 11 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 10 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 12 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 152 | 152 | 94 | 111 | 74 | 60 | 86 | 55 | 29 | 14 | 14 | 13 | 6 | 5 | 10 | 58 | 163 | 196 | 192 | 137 | 134 | 171 | 289 | 288 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off |
High Tide / height (m) | 8:35AM 6.46 | 8:57PM 6.36 | 9:24AM 5.94 | 9:49PM 5.88 | 10:23AM 5.39 | 10:53PM 5.40 | ||||||||||||||||||
Low Tide / height (m) | 2:51PM 0.58 | 3:20AM 0.68 | 3:43PM 1.07 | 4:19AM 1.17 | 4:45PM 1.55 | 5:34AM 1.59 | ||||||||||||||||||
Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:13 | - | - | - | - | - | - | - | 6:11 | - | - | - | - | - | - | - | 6:09 |
| Sunset | - | - | - | 8:22 | - | - | - | - | - | - | - | 8:24 | - | - | - | - | - | - | - | 8:25 | - | - | - | - |
 |  | | |  |  | | | | | | |  | | | |  | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 8 | 10 | 11 | 11 | 10 | 9 | 8 | 8 | 10 | 12 | 11 | 11 | 11 | 11 | 10 | 9 | 11 | 13 | 14 | 12 | 11 | 10 | 9 | 8 |
| Feels °C (?) | 0 | 2 | 3 | 3 | 1 | 0 | -2 | -1 | 0 | 4 | 3 | 3 | 3 | 4 | 4 | 2 | 3 | 5 | 6 | 4 | 2 | 3 | 2 | 1 |
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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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