- Forecast
- Maps
- Live
- Weather State
- Spot Information
Mewslade Bay Surf Forecast
/ Wales – Gower (28 surf breaks) / UK (468 surf breaks) / Lat Long: (51.56° N 4.29° W)

Mewslade Bay Surf Forecast / Wales – Gower / UK

1 h 4 min ago

Best Forecast Surf Conditions for Mewslade Bay this week:
The surf forecast for Mewslade Bay over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Aug 19) at 4AM. The primary swell is predicted to be 1.1m and 5s period with a secondary swell of 0.3m and 8s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Mewslade Bay in the next 12 days are 1.1m 6s and forecast to arrive on Friday (Aug 19) at 10AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.9m 4s period and expected on Tuesday (Aug 16) at 4AM.
Wave Type | Time (BST) & Date | Wave Height & Period |
---|---|---|
Next good surf (1 star+) | 4AM (Fri 19th Aug) | 3.5ft (1.1m) 5s |
Best Surf | 10AM (Fri 19th Aug) | 3.5ft (1.1m) 6s |
Most Powerful | 10AM (Fri 19th Aug) | 3.5ft (1.1m) 6s |
Table - best surf conditions forecast for Mewslade Bay over the next 12 days.
Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | |||||||||||||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | 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) (?) | 8 | 14 | 14 | 13 | 13 | 13 | 8 | 6 | 6 | 5 | 7 | 9 | 5 | 5 | 5 | 7 | 7 | 5 | 6 | 6 | 6 | 6 | 6 | 7 | 6 | 5 | 7 | 7 | 7 | 6 | 9 | 9 | 9 | 8 | 8 | 8 |
Wave (?)Graph ![]() | ||||||||||||||||||||||||||||||||||||
Energy (?) | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 31 | 12 | 3 | 3 | 2 | 4 | 4 | 2 | 1 | 1 | 35 | 104 | 49 | 33 | 34 | 35 | 32 | 36 | 78 | 233 | 204 | 110 | 50 | 25 | 26 | 39 | 22 | 21 | 10 |
Wind (km/h) | ||||||||||||||||||||||||||||||||||||
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- off | cross- on | cross | glass | glass | on | cross- off | cross- off | off | cross- off | cross- off | cross- off | cross | cross- off | cross- on | cross- on | cross | cross- off | cross | cross | glass | cross- on | cross- on | cross- on | cross- on | cross- off | cross | cross- on | cross- on | cross- on | glass | off | cross | glass | off |
High Tide / height (m) | 8:14PM 8.83 | 8:37AM 8.49 | 8:56PM 8.82 | 9:18AM 8.35 | 9:37PM 8.56 | 9:58AM 8.03 | 10:17PM 8.10 | 10:38AM 7.56 | 10:58PM 7.50 | 11:19AM 7.02 | 11:41PM 6.85 | 12:04PM 6.46 | 12:31AM 6.23 | 1:00PM 5.96 | 1:36AM 5.75 | 2:15PM 5.65 | 3:01AM 5.56 | 3:42PM 5.69 | 4:22AM 5.74 | 4:53PM 6.03 | 5:21AM 6.14 | 5:43PM 6.51 | ||||||||||||||
Low Tide / height (m) | 2:01PM -0.01 | 2:28AM -0.20 | 2:44PM -0.06 | 3:10AM -0.10 | 3:25PM 0.11 | 3:50AM 0.22 | 4:05PM 0.48 | 4:30AM 0.70 | 4:46PM 1.00 | 5:10AM 1.29 | 5:28PM 1.59 | 5:53AM 1.91 | 6:16PM 2.18 | 6:45AM 2.47 | 7:17PM 2.67 | 7:54AM 2.87 | 8:39PM 2.92 | 9:21AM 2.95 | 10:05PM 2.81 | 10:36AM 2.69 | 11:09PM 2.43 | 11:31AM 2.25 | 11:57PM 1.95 | |||||||||||||
Note: the tide data above is for Boiler Left which is 5 km away. Surf properties and timing are calculated for Mewslade Bay.New forecast is published every 6 hours at www.surf-forecast.com. See detailed tide info and graph | ||||||||||||||||||||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | |||||||||||||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Summary | clear | some clouds | some clouds | some clouds | some clouds | some clouds | some clouds | clear | rain shwrs | cloudy | some clouds | rain shwrs | some clouds | some clouds | some clouds | cloudy | some clouds | clear | clear | clear | some clouds | some clouds | some clouds | cloudy | cloudy | some clouds | cloudy | cloudy | some clouds | some clouds | rain shwrs | clear | some clouds | some clouds | some clouds | some clouds |
Rain (mm) | - | - | - | - | - | - | - | - | 1 | - | - | 2 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - | - | - | - |
Temp. °C | 26 | 30 | 27 | 26 | 26 | 22 | 21 | 22 | 17 | 18 | 19 | 17 | 18 | 19 | 19 | 18 | 19 | 18 | 17 | 17 | 18 | 18 | 18 | 17 | 18 | 19 | 19 | 20 | 21 | 21 | 19 | 21 | 22 | 23 | 26 | 23 |
Low °C | 23 | 29 | 23 | 23 | 24 | 18 | 20 | 20 | 15 | 16 | 18 | 15 | 16 | 18 | 16 | 17 | 17 | 15 | 15 | 17 | 17 | 17 | 17 | 17 | 18 | 18 | 19 | 18 | 21 | 18 | 18 | 21 | 18 | 19 | 25 | 20 |
Feels °C (?) | 23 | 27 | 27 | 24 | 25 | 22 | 21 | 21 | 14 | 14 | 14 | 14 | 17 | 18 | 18 | 14 | 17 | 17 | 14 | 12 | 17 | 17 | 16 | 15 | 15 | 19 | 21 | 19 | 21 | 23 | 18 | 22 | 22 | 21 | 23 | 21 |
Sunrise | 5:58 | - | - | 6:00 | - | - | 6:01 | - | - | 6:03 | - | - | 6:05 | - | - | 6:05 | - | - | 6:07 | - | - | 6:09 | - | - | 6:11 | - | - | 6:11 | - | - | 6:13 | - | - | 6:16 | - | - |
Sunset | - | 8:44 | - | - | 8:42 | - | - | 8:39 | - | - | 8:37 | - | - | 8:36 | - | - | 8:34 | - | - | 8:31 | - | - | 8:30 | - | - | 8:28 | - | - | 8:25 | - | - | 8:22 | - | - | 8:21 | - |
Short Range Forecast: Some drizzle, heaviest during Mon night. Warm (max 30°C on Sat afternoon, min 15°C on Mon night). Winds increasing (calm on Sun night, fresh winds from the N by Mon night). | Days 3-6 Weather Summary Light rain (total 2mm), mostly falling on Tue night. Very mild (max 19°C on Tue afternoon, min 15°C on Tue night). Winds decreasing (fresh winds from the NNW on Tue afternoon, light winds from the ESE by Wed morning). | Days 6-9 Weather Summary Mostly dry. Very mild (max 19°C on Sun afternoon, min 15°C on Fri morning). Wind will be generally light. | Long Range Forecast: Some drizzle, heaviest during Tue morning. Warm (max 26°C on Wed afternoon, min 18°C on Mon morning). Wind will be generally light. |
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 Mewslade Bay 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.

View detailed surf forecast for Mewslade Bay at:
surf-forecast.com
Information about the Mewslade Bay Surf forecast
The above surf forecast table for Mewslade Bay provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Mewslade Bay can be found by selecting the local surf guide option on the grey menu. Our Mewslade Bay 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 (Mewslade Bay) 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 Mewslade Bay 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.
Mewslade Bay is 25 km (16 miles) from Swansea. If you plan a holiday in Wales - Gower, look for hotels and other accommodation in Swansea. Swansea has rooms for a wide range of budgets as well as car hire and transport links.