Surf Forecasts:
Imsouane - La Cathedrale surf forecast from 17 Sep 2026:
- Best quality surf: Friday 18 Sep, 1AM (local time) - 6.5ft (2.0m), 10s period, NNW swell with glassy winds.
- Most powerful swell: Friday 18 Sep, 7PM (local time) - 7ft (2.2m), 10s period, NNW swell with 874 kJ wave energy.
- Next surfable swell (1★+): Friday 18 Sep, 1AM (local time) - 6.5ft (2.0m), 10s 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 Friday (Sep 18) at 1AM. The primary swell is predicted to be 2.0m and 10s period with a secondary swell of 0.6m and 12s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Imsouane - La Cathedrale in the next 16 days are 2.2m 10s and forecast to arrive on Friday (Sep 18) at 7PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.3m 3s period and expected on Wednesday (Sep 23) at 7PM.
| Wave Type | Time (+01) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 1AM (Fri 18th Sep) | 6.5ft (2.0m) 10s |
| Best Surf | 1AM (Fri 18th Sep) | 6.5ft (2.0m) 10s |
| Most Powerful | 7PM (Fri 18th Sep) | 7ft (2.2m) 10s |
Table - best surf conditions forecast for Imsouane - La Cathedrale over the next 16 days.
Short Range ForecastMostly dry. Warm (max 26°C on Sat afternoon, min 19°C on Thu night). Wind will be generally light. | Days 5-7 Weather SummaryMostly dry. Warm (max 29°C on Sun afternoon, min 22°C on Mon night). Wind will be generally light. | |||||||||||||||||||
Thu 17 | Friday 18 | Saturday 19 | Sunday 20 | Monday 21 | Tuesday 22 | Wednesday 23 | ||||||||||||||
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 9 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 9 | NNW 9 | NNW 8 | NNW 9 | NNW 8 | NW 13 | NNW 12 | NNW 11 | NNW 11 | NNW 10 | NW 12 | NW 11 | NW 12 | NW 12 | WNW 16 |
Wave Graph  | ||||||||||||||||||||
 kJ | 832 | 804 | 627 | 731 | 768 | 495 | 454 | 306 | 217 | 164 | 162 | 371 | 251 | 238 | 125 | 287 | 147 | 199 | 199 | 166 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | glassy | cross | cross | glassy | on | cross-on | glassy | cross-on | cross-on | glassy | cross-on | on | glassy | glassy | cross-on | glassy | cross | cross-on | glassy |
High Tide | 6:30PM2.01m | 6:52AM2.03m | 7:33PM1.81m | 8:10AM1.89m | 9:16PM1.72m | 9:58AM1.88m | 10:57PM1.81m | 11:18AM2.04m | 11:55PM1.98m | 12:08PM2.24m | 00:35AM2.18m | 12:45PM2.45m | 1:09AM2.38m | |||||||
Low Tide | 00:24AM0.92m | 1:08PM0.98m | 1:27AM1.10m | 2:46PM1.11m | 3:19AM1.18m | 4:41PM1.05m | 4:58AM1.07m | 5:46PM0.88m | 5:53AM0.88m | 6:27PM0.68m | 6:33AM0.69m | 7:01PM0.48m | ||||||||
 |  | | | | | |  | | | | | | | | | | | | | |
 | — | — | 7:24 | — | — | 7:24 | — | — | 7:26 | — | — | 7:26 | — | — | 7:26 | — | — | 7:26 | — | — |
 | 7:43 | — | — | 7:40 | — | — | 7:39 | — | — | 7:38 | — | — | 7:37 | — | — | 7:36 | — | — | 7:35 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 23 | 20 | 24 | 24 | 23 | 24 | 26 | 24 | 26 | 29 | 29 | 29 | 27 | 25 | 27 | 26 | 24 | 27 | 25 | 25 |
Feels °C | 20 | 19 | 23 | 22 | 23 | 25 | 25 | 26 | 27 | 29 | 30 | 29 | 28 | 26 | 27 | 26 | 25 | 26 | 25 | 24 |
Swell 1 Height (m) Direction Period (s) | NW 12 | NNW 10 | NNW 10 | NW 10 | NNW 10 | NNW 9 | NW 13 | NNW 8 | NNW 9 | NNW 8 | NNW 8 | NNW 12 | NNW 11 | NNW 11 | NNW 10 | NW 12 | NW 11 | NW 12 | NW 12 | NW 11 |
| kJ | 39 | 804 | 627 | 196 | 768 | 495 | 111 | 306 | 217 | 164 | 108 | 371 | 251 | 238 | 125 | 287 | 147 | 199 | 199 | 142 |
Swell 2 Height (m) Direction Period (s) | — | NW 12 | NW 11 | — | NW 16 | NW 15 | NNW 16 | NW 15 | NW 14 | NW 13 | NW 13 | — | — | NNW 15 | NW 13 | N 8 | NNW 6 | — | WNW 18 | WNW 16 |
| kJ | — | 112 | 172 | — | 10 | 54 | 107 | 226 | 160 | 140 | 162 | — | — | 21 | 106 | 1 | 7 | — | 30 | 166 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | NNW 18 | NNW 14 | NW 11 | — | — | NNW 10 | — | — | — | W 9 | — | NW 14 | — | — | — |
| kJ | — | — | — | — | — | 32 | 73 | 104 | — | — | 10 | — | — | — | 2 | — | 29 | — | — | — |
Wind waves Height (m) Direction Period (s) | NNW 9 | — | — | NNW 10 | — | — | NNW 9 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 832 | — | — | 731 | — | — | 454 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 173 | 0 | 25 | 453 | 0 | 109 | 173 | 0 | 25 | 61 | 0 | 31 | 395 | 0 | 0 | 173 | 0 | 31 | 173 | 0 |
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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