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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 1 pm Tuesday 28 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
13.8° C
(Which is 1.9°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 4PM is: 0.6m 14s primary swell from a West direction and 0.4m 7s secondary swell from a West-southwest direction (forecast issued at 01:00pm April 28). An open ocean swell of 1.1m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (CEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Apr) | 1.5ft (0.4m) | 8s |
| Afternoon (28 Apr) | 2ft (0.6m) | 14s |
| Evening (28 Apr) | 2.5ft (0.8m) | 13s |
Table - waves today at Lostmarc'h. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 27mm), heaviest during Wed night. Very mild (max 17°C on Thu afternoon, min 10°C on Tue night). Winds decreasing (strong winds from the NE on Tue night, calm by Fri morning). | ||||||||||||||||||||||||
Tue 28 | Wednesday 29 | Thursday 30 | Fri 1 | |||||||||||||||||||||
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 | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
W 15 | W 15 | W 14 | W 13 | W 13 | W 13 | W 12 | W 12 | W 13 | W 12 | W 12 | W 12 | WNW 18 | WNW 18 | WNW 17 | WNW 16 | WNW 16 | WNW 15 | WNW 15 | WNW 15 | WNW 14 | WNW 14 | NW 14 | NW 13 | |
70 | 150 | 196 | 225 | 280 | 272 | 309 | 305 | 314 | 301 | 287 | 282 | 340 | 547 | 740 | 733 | 759 | 711 | 674 | 568 | 553 | 545 | 456 | 406 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross-on | cross-on | cross-on | cross-on | glassy | |
High Tide | 4:01PM4.74m | 4:16AM4.94m | 4:37PM4.97m | 4:52AM5.09m | 5:10PM5.13m | 5:25AM5.17m | ||||||||||||||||||
Low Tide | 9:49AM0.89m | 10:07PM0.92m | 10:29AM0.69m | 10:46PM0.70m | 11:04AM0.56m | 11:21PM0.56m | ||||||||||||||||||
 |  | | |  |  |  |  |  | |  |  |  | | | | | | | | |  | | | |
 | — | — | — | — | — | — | 7:03 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:00 | — |
 | — | — | — | 9:25 | — | — | — | — | — | — | — | 9:28 | — | — | — | — | — | — | — | 9:29 | — | — | — | 9:30 |
— | — | — | — | — | — | 1 | 1 | — | — | 1 | 13 | 6 | 1 | 1 | 2 | 1 | — | — | — | — | — | — | — | |
Temp °C | 14 | 15 | 14 | 12 | 11 | 10 | 11 | 11 | 13 | 15 | 16 | 14 | 15 | 15 | 15 | 14 | 14 | 17 | 16 | 15 | 14 | 14 | 13 | 13 |
9 | 9 | 7 | 4 | 3 | 2 | 4 | 6 | 8 | 11 | 13 | 12 | 12 | 14 | 13 | 12 | 12 | 14 | 13 | 14 | 13 | 13 | 12 | 13 | |
Swell 1 Height (m) Direction Period (s) | NNW 5 | W 15 | W 14 | W 13 | W 13 | W 13 | W 12 | W 12 | NNE 9 | NNE 9 | N 9 | W 12 | W 12 | WNW 18 | WNW 17 | WNW 16 | WNW 16 | WNW 15 | WNW 15 | WNW 15 | WNW 14 | WNW 14 | NW 14 | NW 13 |
 kJ | 17 | 150 | 196 | 225 | 280 | 272 | 309 | 305 | 237 | 211 | 169 | 282 | 225 | 547 | 740 | 733 | 759 | 711 | 674 | 568 | 553 | 545 | 456 | 406 |
Swell 2 Height (m) Direction Period (s) | W 8 | WSW 7 | WSW 7 | W 9 | W 9 | W 9 | W 9 | NNW 5 | W 13 | W 12 | 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 |
| kJ | 29 | 18 | 18 | 15 | 15 | 14 | 14 | 2 | 314 | 301 | 287 | 132 | 141 | 217 | 157 | 155 | 152 | 152 | 151 | 114 | 110 | 104 | 100 | 104 |
Swell 3 Height (m) Direction Period (s) | W 15 | W 10 | W 10 | WSW 7 | WSW 7 | — | — | N 9 | N 10 | W 21 | WNW 20 | W 19 | WNW 18 | NNE 9 | NNE 9 | NNE 8 | N 8 | NNE 8 | SSE 5 | SSE 5 | SSE 5 | SSE 5 | SSE 5 | SSE 4 |
| kJ | 70 | 17 | 17 | 10 | 5 | — | — | 2 | 2 | 9 | 41 | 190 | 340 | 113 | 86 | 57 | 34 | 21 | 13 | 9 | 4 | 2 | 2 | 2 |
Wind waves Height (m) Direction Period (s) | NE 3 | N 6 | NNE 6 | NNE 6 | NNE 6 | NNE 6 | NNE 6 | NNE 8 | ENE 3 | E 3 | SE 4 | NNE 6 | SE 3 | SSE 4 | SE 4 | SE 5 | SE 4 | SSE 5 | — | — | — | — | — | — |
| kJ | 5 | 74 | 95 | 100 | 100 | 80 | 115 | 186 | 3 | 2 | 3 | 4 | 2 | 5 | 10 | 5 | 18 | 19 | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 8 | 9 | 9 | 18 | 18 | 255 | 275 | 255 | 18 | 0 | 17 | 20 | 10 | 0 | 19 | 9 | 0 | 1 | 0 | 0 | 9 | 7 | 0 | 0 |
Best forecast wave conditions in Finistere - Brittany | ||||||||||||||||||||||||
Best forecast wave conditions in France | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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