Surf Forecasts:
Siouville surf forecast from 28 Jun 2026:
- Best quality surf: Sunday 5 Jul, 8AM (local time) - 1.5ft (0.5m), 9s period, W swell with cross-offshore winds.
- Most powerful swell: Wednesday 1 Jul, 11PM (local time) - 5ft (1.5m), 10s period, W swell with 441 kJ wave energy.
- Next surfable swell (1★+): Sunday 5 Jul, 8AM (local time) - 1.5ft (0.5m), 9s period with W swell.
Best Forecast Surf Conditions for Siouville this week:
The surf forecast for Siouville over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Jul 05) at 8AM. The primary swell is predicted to be 0.5m and 9s period with a secondary swell of 0.7m and 6s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Siouville in the next 16 days are 1.5m 10s and forecast to arrive on Wednesday (Jul 01) at 11PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.1m 5s period and expected on Friday (Jul 03) at 5PM.
| Wave Type | Time (CEST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 8AM (Sun 5th Jul) | 1.5ft (0.5m) 9s |
| Best Surf | 8AM (Sun 5th Jul) | 1.5ft (0.5m) 9s |
| Most Powerful | 11PM (Wed 1st Jul) | 5ft (1.5m) 10s |
Table - best surf conditions forecast for Siouville over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 17°C on Sun morning, min 14°C on Mon morning). Wind will be generally light. | Days 4-6 Weather SummaryMostly dry. Very mild (max 18°C on Wed morning, min 15°C on Wed night). Winds increasing (light winds from the WNW on Wed morning, fresh winds from the WNW by Thu afternoon). | ||||||||||||||||||||
Sunday 28 | Monday 29 | Tuesday 30 | Wednesday 1 | Thursday 2 | Friday 3 | Saturday 4 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | WSW 8 | W 6 | W 12 | W 12 | W 12 | WNW 11 | W 11 | W 10 | W 10 | W 10 | W 11 | W 10 | W 9 | W 6 | W 7 | W 9 | W 9 | W 10 | WNW 10 | WNW 10 | WNW 6 |
Wave Graph  | |||||||||||||||||||||
 kJ | 104 | 52 | 73 | 425 | 347 | 202 | 143 | 96 | 196 | 254 | 274 | 120 | 239 | 139 | 106 | 106 | 83 | 88 | 157 | 154 | 55 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | cross-on | on | on | on | on | on | on | on | on | on | cross-on | on | cross-on | cross-on | on | cross-on | on | on | cross |
High Tide | 8:28AM3.72m | 8:44PM3.96m | 9:09AM3.85m | 9:23PM4.10m | 9:48AM3.95m | 10:01PM4.20m | 10:25AM4.01m | 10:36PM4.27m | 11:00AM4.03m | 11:10PM4.30m | 11:34AM4.02m | 11:44PM4.28m | 12:09PM4.00m | 00:18AM4.22m | |||||||
Low Tide | 3:07PM1.14m | 3:34AM0.92m | 3:47PM1.02m | 4:11AM0.78m | 4:23PM0.91m | 4:48AM0.66m | 4:59PM0.84m | 5:23AM0.59m | 5:34PM0.81m | 5:58AM0.55m | 6:08PM0.82m | 6:33AM0.56m | 6:44PM0.87m | ||||||||
 |  |  | | |  | |  | | | | | | | | | | | | | | |
 | 6:01 | — | — | 6:03 | — | — | 6:03 | — | — | 6:03 | — | — | 6:03 | — | — | 6:05 | — | — | 6:05 | — | — |
 | — | — | 10:17 | — | — | 10:17 | — | — | 10:17 | — | — | 10:16 | — | — | 10:16 | — | — | 10:16 | — | — | 10:15 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 17 | 16 | 15 | 16 | 16 | 15 | 16 | 17 | 18 | 17 | 17 | 16 | 17 | 18 | 15 | 16 | 18 | 16 | 17 | 18 |
Feels °C | 14 | 14 | 12 | 14 | 14 | 14 | 14 | 14 | 15 | 16 | 14 | 14 | 12 | 13 | 13 | 12 | 13 | 15 | 13 | 14 | 15 |
Swell 1 Height (m) Direction Period (s) | — | W 9 | W 12 | W 12 | W 12 | WNW 11 | W 11 | W 10 | W 10 | W 10 | — | W 10 | — | — | W 7 | W 9 | W 9 | W 10 | W 10 | — | W 9 |
| kJ | — | 13 | 73 | 425 | 347 | 202 | 143 | 96 | 196 | 254 | — | 120 | — | — | 106 | 106 | 83 | 88 | 70 | — | 44 |
Swell 2 Height (m) Direction Period (s) | — | W 13 | W 8 | — | — | — | — | — | — | — | — | — | — | — | W 9 | — | NE 5 | — | — | — | — |
| kJ | — | 3 | 12 | — | — | — | — | — | — | — | — | — | — | — | 42 | — | 1 | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WSW 8 | W 6 | W 6 | — | WNW 12 | — | — | — | — | W 10 | W 11 | W 6 | W 9 | W 6 | NNW 5 | N 4 | NW 4 | WNW 4 | WNW 10 | WNW 10 | WNW 6 |
| kJ | 104 | 52 | 73 | — | 189 | — | — | — | — | 100 | 274 | 66 | 239 | 139 | 35 | 15 | 4 | 13 | 157 | 154 | 55 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 18 | 248 | 119 | 18 | 18 | 6 | 16 | 247 | 23 | 18 | 248 | 129 | 341 | 685 | 235 | 46 | 160 | 235 | 142 | 248 | 193 |
Best forecast wave conditions in Normandy | |||||||||||||||||||||
Best forecast wave conditions in France | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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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 Siouville 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 Siouville Surf forecast
The above surf forecast table for Siouville provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Siouville can be found by selecting the local surf guide option on the grey menu. Our Siouville 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 (Siouville) 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 Siouville 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.
Siouville is 16 km (10 miles) from Octeville. If you plan a holiday in Normandy, look for hotels and other accommodation in Octeville. Octeville has rooms for a wide range of budgets as well as car hire and transport links.
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