Coast and sea
Marine observations - Brittany
- Location 47.55, -8.47
- Altitude 0 m above mean sea level
Monday (30 June 2025)
| 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | 20:00 | 21:00 | 22:00 | 23:00 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temperature |
18.1° Celsius
|
18.1° Celsius
|
18.1° Celsius
|
18.2° Celsius
|
18.2° Celsius
|
18.2° Celsius
|
18.3° Celsius
|
18.9° Celsius
|
19.1° Celsius
|
19.3° Celsius
|
19.4° Celsius
|
19.4° Celsius
|
19.5° Celsius
|
19.4° Celsius
|
19.5° Celsius
|
19.6° Celsius
|
19.5° Celsius
|
| Wind Direction and speed |
NE
11
|
NE
9
|
N
8
|
N
9
|
WNW
11
|
NNW
12
|
N
11
|
NNW
9
|
NNE
5
|
NW
6
|
W
10
|
W
10
|
W
6
|
WSW
11
|
WSW
10
|
SW
5
|
SSW
5
|
| Humidity | 98% | 98% | 98% | 99% | 98% | 98% | 96% | 92% | 92% | 90% | 87% | 88% | 90% | 90% | 92% | 92% | 94% |
| Pressure | 1,017 hectopascals | 1,017 hectopascals | 1,017 hectopascals | 1,017 hectopascals | 1,017 hectopascals | 1,018 hectopascals | 1,018 hectopascals | 1,018 hectopascals | 1,017 hectopascals | 1,017 hectopascals | 1,017 hectopascals | 1,017 hectopascals | 1,017 hectopascals | 1,017 hectopascals | 1,018 hectopascals | 1,018 hectopascals | 1,018 hectopascals |
| Dew point temperature | 17.8° Celsius | 17.8° Celsius | 17.8° Celsius | 18.0° Celsius | 17.9° Celsius | 17.8° Celsius | 17.7° Celsius | 17.6° Celsius | 17.7° Celsius | 17.6° Celsius | 17.2° Celsius | 17.4° Celsius | 17.8° Celsius | 17.8° Celsius | 18.1° Celsius | 18.3° Celsius | 18.5° Celsius |
| Sea Temperature | 19.2° Celsius | 19.2° Celsius | 19.2° Celsius | 19.1° Celsius | 19.2° Celsius | 19.2° Celsius | 19.2° Celsius | 19.3° Celsius | 19.4° Celsius | 19.4° Celsius | 19.4° Celsius | 19.2° Celsius | 19.2° Celsius | 19.2° Celsius | 19.1° Celsius | 19.2° Celsius | 19.3° Celsius |
| Wave Height | 1.7 metres | 1.8 metres | 1.8 metres | 1.9 metres | 1.5 metres | 1.8 metres | 1.7 metres | 1.6 metres | 1.6 metres | 1.5 metres | 1.6 metres | 1.4 metres | 1.5 metres | 1.6 metres | 1.7 metres | 1.9 metres | 1.7 metres |
| Wave period | 6.0 seconds | 7.0 seconds | 7.0 seconds | 7.0 seconds | 6.0 seconds | 7.0 seconds | 7.0 seconds | 7.0 seconds | 7.0 seconds | 7.0 seconds | 7.0 seconds | 7.0 seconds | 7.0 seconds | 7.0 seconds | 7.0 seconds | 8.0 seconds | 7.0 seconds |
Tuesday (1 July 2025)
| 00:00 | 01:00 | 02:00 | 03:00 | 04:00 | 05:00 | 06:00 | 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | 20:00 | 21:00 | 22:00 | 23:00 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temperature |
19.5° Celsius
|
19.6° Celsius
|
19.5° Celsius
|
19.4° Celsius
|
18.7° Celsius
|
18.5° Celsius
|
18.5° Celsius
|
17.2° Celsius
|
17.0° Celsius
|
17.4° Celsius
|
17.7° Celsius
|
17.8° Celsius
|
18.0° Celsius
|
17.9° Celsius
|
17.9° Celsius
|
17.8° Celsius
|
17.8° Celsius
|
17.8° Celsius
|
17.8° Celsius
|
17.8° Celsius
|
18.0° Celsius
|
17.8° Celsius
|
17.7° Celsius
|
17.5° Celsius
|
| Wind Direction and speed |
SW
7
|
SW
7
|
SW
4
|
WSW
6
|
N
4
|
NNE
10
|
N
7
|
NNW
17
|
NNW
17
|
NE
12
|
N
9
|
NNW
8
|
NNW
9
|
NW
7
|
N
8
|
N
8
|
NNW
5
|
NNE
14
|
N
12
|
N
15
|
N
14
|
N
16
|
NNE
15
|
N
17
|
| Humidity | 95% | 95% | 95% | 94% | 96% | 95% | 95% | 96% | 94% | 90% | 89% | 86% | 86% | 84% | 84% | 86% | 88% | 88% | 80% | 80% | 82% | 81% | 78% | 76% |
| Pressure | 1,018 hectopascals | 1,018 hectopascals | 1,017 hectopascals | 1,017 hectopascals | 1,016 hectopascals | 1,017 hectopascals | 1,017 hectopascals | 1,018 hectopascals | 1,018 hectopascals | 1,017 hectopascals | 1,018 hectopascals | 1,019 hectopascals | 1,019 hectopascals | 1,019 hectopascals | 1,019 hectopascals | 1,019 hectopascals | 1,019 hectopascals | 1,019 hectopascals | 1,020 hectopascals | 1,020 hectopascals | 1,020 hectopascals | 1,021 hectopascals | 1,021 hectopascals | 1,022 hectopascals |
| Dew point temperature | 18.6° Celsius | 18.7° Celsius | 18.6° Celsius | 18.4° Celsius | 18.0° Celsius | 17.6° Celsius | 17.6° Celsius | 16.6° Celsius | 16.1° Celsius | 15.7° Celsius | 15.8° Celsius | 15.5° Celsius | 15.6° Celsius | 15.2° Celsius | 15.1° Celsius | 15.4° Celsius | 15.8° Celsius | 15.7° Celsius | 14.3° Celsius | 14.3° Celsius | 14.9° Celsius | 14.4° Celsius | 13.9° Celsius | 13.3° Celsius |
| Sea Temperature | 19.2° Celsius | 19.3° Celsius | 19.4° Celsius | 19.5° Celsius | 19.3° Celsius | 19.4° Celsius | 19.3° Celsius | 19.0° Celsius | 19.0° Celsius | 18.9° Celsius | 18.9° Celsius | 19.0° Celsius | 19.0° Celsius | 19.1° Celsius | 19.0° Celsius | 19.1° Celsius | 19.2° Celsius | 19.2° Celsius | 19.1° Celsius | 19.2° Celsius | 19.1° Celsius | 19.0° Celsius | 18.9° Celsius | 18.8° Celsius |
| Wave Height | 2.1 metres | 1.7 metres | 2.0 metres | 1.9 metres | 1.6 metres | 1.7 metres | 1.5 metres | 1.5 metres | 1.7 metres | 1.7 metres | 1.6 metres | 1.5 metres | 1.5 metres | 1.7 metres | 1.6 metres | 1.6 metres | 1.8 metres | 1.8 metres | 1.7 metres | 1.6 metres | 1.6 metres | 1.7 metres | 1.5 metres | 1.5 metres |
| Wave period | 8.0 seconds | 8.0 seconds | 8.0 seconds | 8.0 seconds | 8.0 seconds | 8.0 seconds | 7.0 seconds | 6.0 seconds | 6.0 seconds | 6.0 seconds | 6.0 seconds | 6.0 seconds | 6.0 seconds | 6.0 seconds | 7.0 seconds | 6.0 seconds | 7.0 seconds | 7.0 seconds | 6.0 seconds | 6.0 seconds | 6.0 seconds | 5.0 seconds | 5.0 seconds | 5.0 seconds |
Wednesday (2 July 2025)
| 00:00 | 01:00 | 02:00 | 03:00 | 04:00 | 05:00 | 06:00 | |
|---|---|---|---|---|---|---|---|
| Temperature |
17.3° Celsius
|
17.2° Celsius
|
17.1° Celsius
|
17.0° Celsius
|
16.9° Celsius
|
16.9° Celsius
|
16.8° Celsius
|
| Wind Direction and speed |
N
17
|
NNE
18
|
N
20
|
N
20
|
N
20
|
N
19
|
NNE
19
|
| Humidity | 72% | 75% | 75% | 72% | 71% | 71% | 70% |
| Pressure | 1,022 hectopascals | 1,022 hectopascals | 1,022 hectopascals | 1,022 hectopascals | 1,023 hectopascals | 1,023 hectopascals | 1,023 hectopascals |
| Dew point temperature | 12.3° Celsius | 12.8° Celsius | 12.6° Celsius | 12.0° Celsius | 11.6° Celsius | 11.6° Celsius | 11.4° Celsius |
| Sea Temperature | 18.8° Celsius | 18.7° Celsius | 18.7° Celsius | 18.7° Celsius | 18.6° Celsius | 18.5° Celsius | 18.5° Celsius |
| Wave Height | 1.5 metres | 1.5 metres | 1.5 metres | 1.6 metres | 1.7 metres | 1.7 metres | 1.8 metres |
| Wave period | 5.0 seconds | 5.0 seconds | 5.0 seconds | 5.0 seconds | 5.0 seconds | 5.0 seconds | 5.0 seconds |
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