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Mounts Bay (Penzance) surfForecast / Cornwall (South) / UK
48hr Weather and Surf, issued 6 am Wednesday 06 May 2026 BSTForecast update in hr min s Forecast update imminent
Mounts Bay (Penzance) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Mounts Bay (Penzance) sea temperature is
12.4° C
(Which is 1.1°C warmer than normal for this time of year)How big are the waves at Mounts Bay (Penzance) today?
The current surf forecast for Mounts Bay (Penzance) at 11AM is: 0.3m 8s primary swell from a West-northwest direction (forecast issued at 06:00am May 06). An open ocean swell of 0.2m 5s is not directed at the surf break, a second open ocean swell of 0.6m 4s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (06 May) | 1ft (0.3m) | 8s |
| Afternoon (06 May) | 1ft (0.3m) | 8s |
| Evening (06 May) | 1.5ft (0.4m) | 7s |
Table - waves today at Mounts Bay (Penzance). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 2mm), mostly falling on Thu morning. Very mild (max 14°C on Fri afternoon, min 10°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 6 | Thursday 7 | Friday 8 | Sat 9 | |||||||||||||||||||||
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 | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | W 16 | W 16 | W 15 | W 15 | W 15 | W 14 | W 13 | W 13 | W 13 | |
6 | 12 | 11 | 11 | 11 | 18 | 18 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 20 | 20 | 40 | 68 | 67 | 95 | 88 | 123 | 121 | |
Wind (km/h) | ||||||||||||||||||||||||
off | off | off | off | cross-off | glassy | glassy | glassy | glassy | glassy | cross-on | on | glassy | off | off | cross-off | off | off | cross-off | glassy | glassy | cross-on | cross-off | cross-off | |
High Tide | 7:55AM4.79m | 8:14PM4.90m | 8:32AM4.58m | 8:54PM4.69m | 9:16AM4.35m | 9:44PM4.48m | ||||||||||||||||||
Low Tide | 2:20AM1.42m | 2:32PM1.54m | 2:55AM1.60m | 3:09PM1.74m | 3:36AM1.80m | 3:52PM1.96m | ||||||||||||||||||
 |  | |  | |  | |  |  | | |  | | | | | | | | | | | | | |
 | 5:50 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:47 | — | — | — | — | — | — | 5:45 |
 | — | — | — | — | — | 8:46 | — | — | — | — | — | — | — | 8:49 | — | — | — | — | — | — | — | 8:50 | — | 8:52 |
— | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 10 | 10 | 11 | 12 | 12 | 11 | 11 | 10 | 10 | 10 | 11 | 12 | 12 | 12 | 11 | 11 | 10 | 10 | 12 | 13 | 13 | 14 | 13 | 11 |
4 | 4 | 6 | 9 | 10 | 9 | 10 | 9 | 9 | 9 | 8 | 9 | 10 | 9 | 8 | 9 | 8 | 7 | 10 | 12 | 12 | 11 | 10 | 7 | |
Swell 1 Height (m) Direction Period (s) | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 7 | E 5 | E 5 | E 5 | E 5 | WNW 7 | WNW 7 | WNW 7 | ESE 4 | ESE 4 | WNW 7 | WNW 6 | E 4 | W 15 | E 4 | E 5 | W 14 | W 13 | W 13 | W 13 |
 kJ | 6 | 12 | 11 | 11 | 11 | 7 | 11 | 7 | 7 | 10 | 10 | 10 | 4 | 3 | 9 | 7 | 3 | 40 | 9 | 11 | 95 | 88 | 123 | 121 |
Swell 2 Height (m) Direction Period (s) | E 5 | E 5 | E 5 | E 5 | N 4 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | E 5 | E 5 | ESE 3 | WNW 7 | WNW 7 | ESE 4 | ESE 4 | WNW 6 | WNW 6 | W 15 | W 15 | ESE 5 | E 5 | N 4 | N 4 |
| kJ | 2 | 2 | 2 | 2 | 6 | 18 | 18 | 10 | 10 | 4 | 2 | 1 | 9 | 9 | 2 | 1 | 3 | 3 | 68 | 67 | 7 | 7 | 1 | 1 |
Swell 3 Height (m) Direction Period (s) | SW 12 | S 12 | S 12 | S 12 | E 5 | N 4 | N 4 | N 4 | N 4 | N 4 | — | SW 8 | SW 8 | SW 8 | SW 8 | W 16 | W 16 | SW 8 | WNW 5 | WNW 5 | WNW 5 | N 4 | WNW 5 | W 5 |
| kJ | 6 | 3 | 3 | 3 | 2 | 3 | 1 | 1 | 1 | 2 | — | 2 | 2 | 2 | 2 | 20 | 20 | 3 | 3 | 3 | 3 | 2 | 3 | 2 |
Wind waves Height (m) Direction Period (s) | NNW 4 | N 4 | N 4 | N 4 | — | — | — | — | — | — | — | ESE 3 | ESE 4 | — | — | — | — | E 4 | ENE 4 | — | N 3 | ESE 5 | ESE 5 | E 5 |
| kJ | 26 | 22 | 13 | 9 | — | — | — | — | — | — | — | 4 | 5 | — | — | — | — | 5 | 12 | — | 2 | 7 | 7 | 7 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 246 | 380 | 380 | 409 | 396 | 502 | 207 | 182 | 246 | 216 | 246 | 246 | 272 | 396 | 387 | 387 | 225 | 10 | 2 | 2 | 2 | 2 | 2 | 21 |
Best forecast wave conditions in South Cornwall | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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