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St Ouen's Bay - Watersplash surfForecast / Jersey / UK
12 Day Weather and Surf, issued 12 pm Thursday 18 Sep 2025 BST
Best Forecast Surf Conditions for St Ouen's Bay - Watersplash this week:
The surf forecast for St Ouen's Bay - Watersplash over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Sep 19) at 1AM. The primary swell is predicted to be 1.3m and 11s period. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at St Ouen's Bay - Watersplash in the next 12 days are 2.5m 9s and forecast to arrive on Saturday (Sep 20) at 10PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.6m 6s period and expected on Monday (Sep 22) at 10AM.
| Wave Type | Time (BST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 1AM (Fri 19th Sep) | 4.5ft (1.3m) 11s |
| Best Surf | 1AM (Fri 19th Sep) | 4.5ft (1.3m) 11s |
| Most Powerful | 10PM (Sat 20th Sep) | 8ft (2.5m) 9s |
Table - best surf conditions forecast for St Ouen's Bay - Watersplash over the next 12 days.
Short Range Forecast Mostly dry. Warm (max 27°C on Fri afternoon, min 15°C on Sat night). Winds increasing (calm on Thu afternoon, strong winds from the WSW by Sat afternoon). | Days 3-6 Weather Summary Heavy rain (total 41mm), heaviest during Sun night. Very mild (max 16°C on Sun afternoon, min 13°C on Sun night). Mainly near gales. | ||||||||||||||||||||
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 | |
Rating (10 max) | |||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
| Wave Height (m) & direction (?) | |||||||||||||||||||||
| Period(s) (?) | 12 | 12 | 11 | 10 | 10 | 10 | 9 | 9 | 10 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 15 | 13 | 12 | 11 | 10 |
Wave (?)Graph  | |||||||||||||||||||||
 kJ (?) | 1022 | 678 | 382 | 273 | 277 | 223 | 132 | 289 | 1086 | 197 | 78 | 66 | 21 | 5 | 4 | 4 | 4 | 14 | 48 | 63 | 55 |
Wind (km/h) | |||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | glass | glass | cross- off | cross- off | cross- on | cross- on | cross- on | cross- on | cross | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 5:23PM 7.04 | 5:54AM 7.16 | 6:10PM 7.65 | 6:34AM 7.73 | 6:48PM 8.17 | 7:08AM 8.19 | 7:21PM 8.55 | 7:39AM 8.51 | 7:52PM 8.76 | 8:09AM 8.68 | 8:22PM 8.79 | 8:37AM 8.67 | 8:51PM 8.65 | ||||||||
Low Tide / height (m) | 11:28AM 2.40 | 11:59PM 1.79 | 12:18PM 1.78 | 12:41AM 1.22 | 12:57PM 1.24 | 1:16AM 0.77 | 1:30PM 0.84 | 1:47AM 0.49 | 2:00PM 0.59 | 2:16AM 0.38 | 2:28PM 0.49 | 2:43AM 0.42 | 2:55PM 0.56 | 3:10AM 0.63 | |||||||
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | |||||||||||||||
| Sunrise | 6:48 | - | - | 6:50 | - | - | 6:50 | - | - | 6:52 | - | - | 6:54 | - | - | 6:54 | - | - | 6:56 | - | - |
| Sunset | - | 7:15 | - | - | 7:14 | - | - | 7:12 | - | - | 7:09 | - | - | 7:07 | - | - | 7:06 | - | - | 7:02 | - |
 |  |  | | |  | | | |  |  |  | | | | | |  | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | 2 | 6 | 22 | 9 | 1 | - | - | - | 1 | - | - | - |
| Temp. °C | 19 | 19 | 18 | 23 | 27 | 19 | 18 | 17 | 15 | 15 | 16 | 15 | 13 | 14 | 15 | 14 | 14 | 15 | 15 | 16 | 16 |
| Feels °C (?) | 16 | 20 | 18 | 20 | 24 | 16 | 15 | 9 | 9 | 12 | 14 | 8 | 5 | 6 | 7 | 7 | 7 | 9 | 7 | 7 | 8 |
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Recent Eyeball Surf Reports for Jersey
The wind is still cross-off at St Ouen's Bay - Watersplash (light winds from the S at Jersey Airport 2 km from St Ouen's Bay - Watersplash). A 1.0m groundswell from the W
1 h 19 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 St Ouen's Bay - Watersplash 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 St Ouen's Bay - Watersplash Surf forecast
The above surf forecast table for St Ouen's Bay - Watersplash provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at St Ouen's Bay - Watersplash can be found by selecting the local surf guide option on the grey menu. Our St Ouen's Bay - Watersplash 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 (St Ouen's Bay - Watersplash) 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 St Ouen's Bay - Watersplash 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.
St Ouen's Bay - Watersplash is 8 km (5 miles) from Saint Helier. If you plan a holiday in Jersey, look for hotels and other accommodation in Saint Helier. Saint Helier has rooms for a wide range of budgets as well as car hire and transport links.
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