Surf Forecasts:
Imsouane - La Cathedrale surf forecast from 18 Aug 2026:
- Best quality surf: Saturday 22 Aug, 4AM (local time) - 6.5ft (2.0m), 7s period, NNW swell with cross-offshore winds.
- Most powerful swell: Monday 24 Aug, 7PM (local time) - 10ft (3.0m), 8s period, NNW swell with 998 kJ wave energy.
- Next surfable swell (1★+): Tuesday 18 Aug, 10PM (local time) - 3ft (0.9m), 8s period with NNW swell.
Best Forecast Surf Conditions for Imsouane - La Cathedrale this week:
The surf forecast for Imsouane - La Cathedrale over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Aug 18) at 10PM. The primary swell is predicted to be 0.9m and 8s period with a secondary swell of 0.2m and 8s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Imsouane - La Cathedrale in the next 16 days are 3.0m 8s and forecast to arrive on Monday (Aug 24) at 7PM. Winds are predicted to be cross-shore at the time the swell arrives.
| Wave Type | Time (+01) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 10PM (Tue 18th Aug) | 3ft (0.9m) 8s |
| Best Surf | 4AM (Sat 22nd Aug) | 6.5ft (2.0m) 7s |
| Most Powerful | 7PM (Mon 24th Aug) | 10ft (3.0m) 8s |
Table - best surf conditions forecast for Imsouane - La Cathedrale over the next 16 days.
Short Range ForecastMostly dry. Warm (max 27°C on Fri morning, min 21°C on Tue night). Winds increasing (light winds from the NNE on Tue night, fresh winds from the NNW by Fri morning). | Days 5-7 Weather SummaryMostly dry. Warm (max 27°C on Mon morning, min 20°C on Sat night). Winds decreasing (fresh winds from the NNW on Fri afternoon, calm by Sat night). | |||||||||||||||||||
Tue 18 | Wednesday 19 | Thursday 20 | Friday 21 | Saturday 22 | Sunday 23 | Monday 24 | ||||||||||||||
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) | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 5 | NNW 6 | NNW 6 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 6 | NNW 7 | NNW 7 | NNW 7 | NNW 7 |
Wave Graph  | ||||||||||||||||||||
 kJ | 116 | 119 | 116 | 116 | 116 | 113 | 105 | 244 | 207 | 554 | 407 | 356 | 497 | 293 | 268 | 319 | 444 | 365 | 813 | 420 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross | cross | cross-on | cross | cross | cross-on | cross | cross | cross-on | cross | cross | cross | cross | cross-on | cross-on | cross | cross | cross | cross-off |
High Tide | 6:30PM2.33m | 6:53AM2.20m | 7:17PM2.07m | 7:46AM2.03m | 8:22PM1.87m | 9:03AM1.91m | 9:57PM1.79m | 10:38AM1.93m | 11:27PM1.86m | 11:51AM2.06m | 00:25AM2.01m | 12:41PM2.25m | 1:07AM2.18m | |||||||
Low Tide | 00:32AM0.69m | 12:55PM0.79m | 1:18AM0.90m | 1:57PM0.98m | 2:25AM1.06m | 3:32PM1.07m | 4:05AM1.11m | 5:11PM1.01m | 5:30AM1.01m | 6:15PM0.86m | 6:24AM0.85m | 6:59PM0.68m | ||||||||
 |  |  | |  |  | | | | | | | | | | | | | | | |
 | — | — | 7:07 | — | — | 7:07 | — | — | 7:07 | — | — | 7:09 | — | — | 7:09 | — | — | 7:09 | — | — |
 | 8:19 | — | — | 8:17 | — | — | 8:15 | — | — | 8:15 | — | — | 8:14 | — | — | 8:13 | — | — | 8:12 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 24 | 23 | 25 | 25 | 23 | 26 | 25 | 23 | 27 | 25 | 22 | 25 | 24 | 21 | 24 | 24 | 21 | 27 | 27 | 23 |
Feels °C | 24 | 23 | 25 | 25 | 25 | 24 | 23 | 21 | 23 | 22 | 20 | 24 | 22 | 20 | 23 | 23 | 20 | 24 | 22 | 20 |
Swell 1 Height (m) Direction Period (s) | NNW 8 | NNW 8 | NNW 8 | WNW 8 | WNW 8 | WNW 10 | — | NW 9 | WNW 9 | — | NW 13 | NNW 12 | — | NNW 10 | NNW 7 | WNW 9 | W 9 | W 8 | — | W 8 |
| kJ | 116 | 119 | 116 | 7 | 6 | 10 | — | 21 | 8 | — | 7 | 52 | — | 111 | 268 | 7 | 6 | 5 | — | 5 |
Swell 2 Height (m) Direction Period (s) | WNW 8 | WNW 8 | WNW 8 | — | NW 11 | WNW 8 | — | — | WNW 9 | — | NW 11 | NW 12 | — | NNW 10 | WNW 9 | WNW 9 | WNW 9 | W 9 | — | N 9 |
| kJ | 6 | 6 | 6 | — | 5 | 7 | — | — | 15 | — | 5 | 5 | — | 78 | 8 | 8 | 7 | 6 | — | 26 |
Swell 3 Height (m) Direction Period (s) | — | — | W 9 | — | NW 11 | WNW 10 | — | — | — | — | NW 11 | — | — | — | WNW 9 | — | — | — | — | W 8 |
| kJ | — | — | 2 | — | 5 | 11 | — | — | — | — | 5 | — | — | — | 8 | — | — | — | — | 1 |
Wind waves Height (m) Direction Period (s) | — | — | — | NNW 8 | NNW 8 | NNW 8 | NNW 5 | NNW 6 | NNW 6 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | — | NNW 6 | NNW 7 | NNW 7 | NNW 7 | NNW 7 |
| kJ | — | — | — | 116 | 116 | 113 | 105 | 244 | 207 | 554 | 407 | 356 | 497 | 293 | — | 319 | 444 | 365 | 813 | 420 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 61 | 394 | 61 | 61 | 662 | 1 | 159 | 637 | 31 | 71 | 658 | 31 | 50 | 662 | 1 | 25 | 444 | 25 | 1 | 731 |
Best forecast wave conditions in Southern Morocco | ||||||||||||||||||||
Best forecast wave conditions in Morocco | ||||||||||||||||||||
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Information about the Imsouane - La Cathedrale Surf forecast
The above surf forecast table for Imsouane - La Cathedrale provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Imsouane - La Cathedrale can be found by selecting the local surf guide option on the grey menu. Our Imsouane - La Cathedrale 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 (Imsouane - La Cathedrale) 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 Imsouane - La Cathedrale 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.
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