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Lostmarc'h Surf Forecast
/ Brittany – Finistere (75 surf breaks) /
Surf Forecasts:
Lostmarc'h surfForecast / Brittany – Finistere / France
48hr Weather and Surf, issued 7 pm Wednesday 29 Apr 2026 CESTForecast update in hr min s Forecast update imminent
Lostmarc'h surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Lostmarc'h sea temperature is
14.3° C
(Which is 2.3°C warmer than normal for this time of year)How big are the waves at Lostmarc'h today?
The current surf forecast for Lostmarc'h at 12AM is: 0.7m 18s primary swell from a West-northwest direction and 0.9m 12s secondary swell from a West direction (forecast issued at 07:00pm April 29). An open ocean swell of 0.9m 9s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (CEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Apr) | 4ft (1.2m) | 16s |
| Afternoon (30 Apr) | 4.5ft (1.3m) | 15s |
| Evening (30 Apr) | 4ft (1.2m) | 14s |
Table - waves today at Lostmarc'h. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 8mm), mostly falling on Wed night. Very mild (max 17°C on Thu afternoon, min 12°C on Fri morning). Wind will be generally light. | ||||||||||||||||||||||||
Wed 29 | Thursday 30 | Friday 1 | Sat 2 | |||||||||||||||||||||
5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
W 12 | W 12 | WNW 18 | WNW 18 | WNW 17 | WNW 16 | WNW 16 | WNW 15 | WNW 15 | WNW 15 | WNW 14 | NW 14 | WNW 14 | NW 13 | WNW 13 | WNW 13 | WNW 13 | NW 12 | WNW 12 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | |
287 | 229 | 340 | 547 | 627 | 733 | 706 | 721 | 584 | 568 | 553 | 469 | 413 | 406 | 299 | 295 | 290 | 223 | 184 | 142 | 142 | 140 | 128 | 96 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross | cross-on | on | on | cross-on | on | on | cross-on | on | cross-on | on | glassy | glassy | glassy | off | off | glassy | |
High Tide | 4:37PM4.97m | 4:52AM5.09m | 5:10PM5.13m | 5:25AM5.17m | 5:41PM5.23m | 5:57AM5.18m | ||||||||||||||||||
Low Tide | 10:46PM0.70m | 11:04AM0.56m | 11:21PM0.56m | 11:37AM0.50m | 11:55PM0.48m | 12:09PM0.51m | ||||||||||||||||||
 | |  |  | | |  |  | | |  | | |  | |  | | | | |  | | | | |
 | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 6:58 | — | — | — |
 | — | 9:28 | — | — | — | — | — | — | — | 9:29 | — | — | — | — | — | — | — | 9:30 | — | — | — | — | — | 9:31 |
4 | 2 | 2 | — | — | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | |
Temp °C | 17 | 16 | 16 | 16 | 15 | 14 | 15 | 17 | 15 | 15 | 14 | 13 | 13 | 12 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 |
12 | 14 | 15 | 14 | 11 | 11 | 12 | 14 | 13 | 13 | 13 | 12 | 11 | 11 | 11 | 10 | 11 | 12 | 13 | 13 | 13 | 11 | 12 | 12 | |
Swell 1 Height (m) Direction Period (s) | N 9 | W 12 | W 12 | WNW 18 | WNW 17 | WNW 16 | WNW 16 | WNW 15 | WNW 15 | WNW 15 | WNW 14 | NW 14 | WNW 14 | NW 13 | WNW 13 | WNW 13 | WNW 13 | NW 12 | WNW 12 | NW 12 | W 10 | NW 12 | NW 11 | NW 11 |
 kJ | 151 | 229 | 225 | 547 | 627 | 733 | 706 | 721 | 584 | 568 | 553 | 469 | 413 | 406 | 299 | 295 | 290 | 223 | 184 | 142 | 141 | 140 | 128 | 96 |
Swell 2 Height (m) Direction Period (s) | W 12 | NNE 9 | NNE 9 | W 12 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 10 | W 10 | W 10 | W 10 | W 11 | W 11 | W 11 | W 11 | W 11 | NW 12 | W 8 | W 7 | W 7 |
| kJ | 287 | 132 | 135 | 217 | 160 | 157 | 152 | 152 | 114 | 114 | 110 | 104 | 102 | 104 | 106 | 127 | 121 | 119 | 116 | 112 | 142 | 41 | 35 | 33 |
Swell 3 Height (m) Direction Period (s) | WNW 20 | SE 4 | WNW 18 | NNE 9 | NNE 9 | NE 8 | N 8 | NNE 8 | NNE 8 | SSE 5 | SSE 5 | SSE 5 | SSE 5 | SSE 5 | SSE 5 | S 5 | — | — | — | — | — | W 10 | W 10 | W 10 |
| kJ | 41 | 11 | 340 | 110 | 90 | 72 | 33 | 20 | 11 | 9 | 5 | 5 | 5 | 2 | 2 | 2 | — | — | — | — | — | 49 | 31 | 30 |
Wind waves Height (m) Direction Period (s) | ESE 3 | SE 3 | — | SSE 5 | SE 4 | SE 4 | SE 4 | SSE 5 | SSE 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 5 | 2 | — | 4 | 5 | 14 | 18 | 19 | 13 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 17 | 0 | 0 | 0 | 19 | 23 | 4 | 19 | 18 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 18 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Finistere - Brittany | ||||||||||||||||||||||||
Best forecast wave conditions in France | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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