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Mounts Bay (Penzance) surfForecast / Cornwall (South) / UK
12 Day Weather and Surf, issued 11 pm Tuesday 04 Nov 2025 GMT
Best Forecast Surf Conditions for Mounts Bay (Penzance) this week:
The surf forecast for Mounts Bay (Penzance) over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Nov 06) at 6AM. The primary swell is predicted to be 1.9m and 13s period with a secondary swell of 1.6m and 10s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Mounts Bay (Penzance) in the next 12 days are 4.5m 17s and forecast to arrive on Saturday (Nov 08) at 12PM. Winds are predicted to be cross-offshore at the time the swell arrives.
| Wave Type | Time (GMT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 6AM (Thu 6th Nov) | 6ft (1.9m) 13s |
| Best Surf | 3AM (Sat 8th Nov) | 13ft (4.0m) 10s |
| Most Powerful | 12PM (Sat 8th Nov) | 15ft (4.5m) 17s |
Table - best surf conditions forecast for Mounts Bay (Penzance) over the next 12 days.
Short Range Forecast Heavy rain (total 20mm), heaviest during Tue night. Very mild (max 16°C on Tue night, min 13°C on Thu afternoon). Winds decreasing (near gales from the S on Tue night, calm by Wed night). | Days 3-6 Weather Summary Moderate rain (total 10mm), heaviest on Sun night. Very mild (max 14°C on Sun morning, min 11°C on Mon morning). Winds increasing (light winds from the ENE on Fri night, strong winds from the S by Sun night). | |||||||||||||||||||||
Wednesday 05 | Thursday 06 | Friday 07 | Saturday 08 | Sunday 09 | Monday 10 | Tue 11 | ||||||||||||||||
| Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | ||
Rating (10 max) | ||||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  |  | ||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||
| Period(s) (?) | 15 | 10 | 11 | 13 | 13 | 13 | 12 | 11 | 11 | 9 | 17 | 17 | 16 | 15 | 14 | 17 | 16 | 16 | 14 | 14 | 12 | |
Wave (?)Graph  | ||||||||||||||||||||||
 kJ (?) | 3532 | 2160 | 2095 | 1408 | 1252 | 972 | 649 | 426 | 231 | 846 | 11406 | 11568 | 6385 | 3544 | 5589 | 3316 | 6910 | 5205 | 4123 | 2468 | 3262 | |
Wind (km/h) | ||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | cross- on | cross- on | cross- on | on | on | cross- on | on | on | cross- off | cross- off | cross | on | on | cross- on | cross- off | cross- off | on | on | on | |
High Tide / height (m) | 3:47AM 5.67 | 4:08PM 5.84 | 4:30AM 5.82 | 4:52PM 5.87 | 5:14AM 5.85 | 5:37PM 5.77 | 5:59AM 5.75 | 6:24PM 5.55 | 6:46AM 5.55 | 7:13PM 5.23 | 7:36AM 5.27 | 8:07PM 4.88 | 8:33AM 4.95 | |||||||||
Low Tide / height (m) | 10:11PM 0.83 | 10:33AM 0.81 | 10:55PM 0.72 | 11:19AM 0.71 | 11:40PM 0.72 | 12:05PM 0.73 | 12:25AM 0.85 | 12:51PM 0.87 | 1:10AM 1.08 | 1:39PM 1.12 | 1:57AM 1.40 | 2:31PM 1.44 | 2:49AM 1.74 | 3:30PM 1.76 | ||||||||
Wednesday 05 | Thursday 06 | Friday 07 | Saturday 08 | Sunday 09 | Monday 10 | Tue 11 | ||||||||||||||||
| Sunrise | - | 7:16 | - | - | 7:18 | - | - | 7:20 | - | - | 7:22 | - | - | 7:24 | - | - | 7:26 | - | - | 7:26 | - | |
| Sunset | - | - | 4:52 | - | - | 4:51 | - | - | 4:49 | - | - | 4:47 | - | - | 4:45 | - | - | 4:45 | - | - | 4:43 | |
 |  |  |  |  |  |  | | | | | | | | | | | |  | | | ||
Rain (mm) | 10 | 2 | - | 1 | 1 | - | - | 1 | 5 | - | - | - | - | - | 1 | 8 | 1 | - | 2 | - | - | |
| Temp. °C | 16 | 16 | 15 | 15 | 14 | 14 | 13 | 14 | 13 | 13 | 12 | 13 | 13 | 14 | 13 | 13 | 12 | 12 | 13 | 14 | 14 | |
| Feels °C (?) | 9 | 8 | 10 | 11 | 12 | 12 | 10 | 10 | 8 | 8 | 8 | 7 | 11 | 11 | 8 | 6 | 7 | 7 | 6 | 5 | 5 | |
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FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Mounts Bay (Penzance) 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 Mounts Bay (Penzance) Surf forecast
The above surf forecast table for Mounts Bay (Penzance) provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Mounts Bay (Penzance) can be found by selecting the local surf guide option on the grey menu. Our Mounts Bay (Penzance) 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 (Mounts Bay (Penzance)) 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 Mounts Bay (Penzance) 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 Mounts Bay (Penzance), camping, hotels and holiday cottages in South Cornwall, consider staying in Penzance which is 3 km (2 miles) away. Other places in and around South Cornwall where you can find information about places to rent, and car hire include Camborne which is 17 km (11 miles) away, Penryn, The Lizard and Falmouth.
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