Coast and sea
Marine observations - Brittany
- Location 47.55, -8.47
- Altitude 0 m above mean sea level
Wednesday (31 December 2025)
| 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 |
9.3° Celsius
|
9.1° Celsius
|
9.1° Celsius
|
9.1° Celsius
|
9.1° Celsius
|
9.2° Celsius
|
9.1° Celsius
|
9.1° Celsius
|
9.1° Celsius
|
9.3° Celsius
|
9.3° Celsius
|
9.4° Celsius
|
9.5° Celsius
|
| Wind Direction and speed |
ESE
19
|
ESE
17
|
SE
17
|
ESE
16
|
ESE
16
|
ESE
18
|
ESE
14
|
ESE
14
|
SE
16
|
ESE
15
|
ESE
15
|
E
15
|
ESE
15
|
| Humidity | 65% | 65% | 64% | 63% | 66% | 64% | 66% | 65% | 62% | 62% | 62% | 63% | 67% |
| Pressure | 1,027 hectopascals | 1,027 hectopascals | 1,026 hectopascals | 1,026 hectopascals | 1,025 hectopascals | 1,025 hectopascals | 1,025 hectopascals | 1,024 hectopascals | 1,024 hectopascals | 1,024 hectopascals | 1,024 hectopascals | 1,023 hectopascals | 1,022 hectopascals |
| Dew point temperature | 3.1° Celsius | 2.8° Celsius | 2.6° Celsius | 2.4° Celsius | 3.1° Celsius | 2.8° Celsius | 3.1° Celsius | 2.9° Celsius | 2.3° Celsius | 2.4° Celsius | 2.4° Celsius | 2.8° Celsius | 3.7° Celsius |
| Sea Temperature | 13.0° Celsius | 13.0° Celsius | 13.0° Celsius | 13.0° Celsius | 13.0° Celsius | 13.0° Celsius | 13.0° Celsius | 13.0° Celsius | 13.0° Celsius | 13.0° Celsius | 13.0° Celsius | 13.0° Celsius | 13.0° Celsius |
| Wave Height | 2.6 metres | 2.5 metres | 2.2 metres | 1.9 metres | 2.2 metres | 2.0 metres | 2.0 metres | 2.0 metres | 1.9 metres | 1.9 metres | 1.9 metres | 2.0 metres | 1.8 metres |
| Wave period | 6.0 seconds | 6.0 seconds | 5.0 seconds | 5.0 seconds | 6.0 seconds | 5.0 seconds | 5.0 seconds | 5.0 seconds | 5.0 seconds | 5.0 seconds | 5.0 seconds | 5.0 seconds | 5.0 seconds |
Thursday (1 January 2026)
| 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 |
9.3° Celsius
|
9.4° Celsius
|
9.5° Celsius
|
9.7° Celsius
|
9.5° Celsius
|
9.5° Celsius
|
9.6° Celsius
|
9.5° Celsius
|
9.5° Celsius
|
9.6° Celsius
|
9.5° Celsius
|
9.7° Celsius
|
9.7° Celsius
|
9.6° Celsius
|
9.5° Celsius
|
9.6° Celsius
|
9.5° Celsius
|
9.4° Celsius
|
9.2° Celsius
|
9.6° Celsius
|
9.7° Celsius
|
9.7° Celsius
|
9.8° Celsius
|
9.7° Celsius
|
| Wind Direction and speed |
SE
13
|
ESE
13
|
ESE
13
|
ESE
13
|
ESE
11
|
E
13
|
ESE
13
|
E
11
|
E
13
|
E
13
|
E
11
|
E
16
|
E
13
|
ESE
12
|
E
11
|
ESE
11
|
E
12
|
E
13
|
E
12
|
E
13
|
ENE
13
|
E
12
|
E
14
|
ENE
13
|
| Humidity | 62% | 63% | 65% | 66% | 63% | 60% | 60% | 60% | 58% | 63% | 61% | 64% | 60% | 63% | 59% | 63% | 63% | 62% | 58% | 60% | 58% | 61% | 61% | 59% |
| Pressure | 1,022 hectopascals | 1,021 hectopascals | 1,020 hectopascals | 1,019 hectopascals | 1,019 hectopascals | 1,018 hectopascals | 1,018 hectopascals | 1,018 hectopascals | 1,018 hectopascals | 1,018 hectopascals | 1,018 hectopascals | 1,018 hectopascals | 1,017 hectopascals | 1,016 hectopascals | 1,016 hectopascals | 1,016 hectopascals | 1,015 hectopascals | 1,015 hectopascals | 1,016 hectopascals | 1,015 hectopascals | 1,016 hectopascals | 1,016 hectopascals | 1,016 hectopascals | 1,015 hectopascals |
| Dew point temperature | 2.5° Celsius | 2.7° Celsius | 3.2° Celsius | 3.6° Celsius | 2.7° Celsius | 2.2° Celsius | 2.1° Celsius | 2.1° Celsius | 1.6° Celsius | 3.0° Celsius | 2.3° Celsius | 3.2° Celsius | 2.4° Celsius | 3.0° Celsius | 2.0° Celsius | 2.8° Celsius | 2.8° Celsius | 2.4° Celsius | 1.4° Celsius | 2.2° Celsius | 1.9° Celsius | 2.5° Celsius | 2.7° Celsius | 2.0° Celsius |
| Sea Temperature | 13.0° Celsius | 13.0° Celsius | 13.0° Celsius | 13.0° Celsius | 13.0° Celsius | 13.0° Celsius | 13.0° Celsius | 13.0° Celsius | 13.0° Celsius | 13.0° Celsius | 13.0° Celsius | 13.0° Celsius | 13.0° Celsius | 13.0° Celsius | 13.0° Celsius | 12.9° Celsius | 12.9° Celsius | 12.9° Celsius | 12.9° Celsius | 12.9° Celsius | 12.9° Celsius | 12.9° Celsius | 12.9° Celsius | 12.9° Celsius |
| Wave Height | 1.8 metres | 1.8 metres | 2.0 metres | 1.8 metres | 1.6 metres | 1.5 metres | 1.5 metres | 1.5 metres | 1.5 metres | 1.4 metres | 1.4 metres | 1.3 metres | 1.3 metres | 1.4 metres | 1.3 metres | 1.2 metres | 1.3 metres | 1.1 metres | 1.2 metres | 1.0 metres | 1.1 metres | 1.0 metres | 1.1 metres | 1.0 metres |
| Wave period | 5.0 seconds | 5.0 seconds | 5.0 seconds | 5.0 seconds | 5.0 seconds | 5.0 seconds | 5.0 seconds | 5.0 seconds | 5.0 seconds | 5.0 seconds | 5.0 seconds | 5.0 seconds | 5.0 seconds | 5.0 seconds | 5.0 seconds | 5.0 seconds | 5.0 seconds | 5.0 seconds | 5.0 seconds | 4.0 seconds | 4.0 seconds | 4.0 seconds | 4.0 seconds | 4.0 seconds |
Friday (2 January 2026)
| 00:00 | 01:00 | 02:00 | 03:00 | 04:00 | 05:00 | 06:00 | 07:00 | 08:00 | 09:00 | 10:00 | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Temperature |
9.6° Celsius
|
9.6° Celsius
|
9.8° Celsius
|
10.0° Celsius
|
10.1° Celsius
|
10.2° Celsius
|
9.9° Celsius
|
10.1° Celsius
|
10.1° Celsius
|
10.4° Celsius
|
10.7° Celsius
|
| Wind Direction and speed |
ESE
11
|
E
10
|
E
12
|
ENE
14
|
ENE
12
|
ESE
10
|
ENE
10
|
E
8
|
E
10
|
ENE
10
|
ENE
12
|
| Humidity | 60% | 59% | 61% | 60% | 58% | 63% | 68% | 64% | 62% | 62% | 64% |
| Pressure | 1,015 hectopascals | 1,015 hectopascals | 1,014 hectopascals | 1,014 hectopascals | 1,014 hectopascals | 1,013 hectopascals | 1,013 hectopascals | 1,013 hectopascals | 1,014 hectopascals | 1,014 hectopascals | 1,014 hectopascals |
| Dew point temperature | 2.2° Celsius | 2.0° Celsius | 2.6° Celsius | 2.7° Celsius | 2.3° Celsius | 3.5° Celsius | 4.3° Celsius | 3.5° Celsius | 3.2° Celsius | 3.4° Celsius | 4.2° Celsius |
| Sea Temperature | 12.9° Celsius | 12.9° Celsius | 12.9° Celsius | 12.9° Celsius | 12.9° Celsius | 12.9° Celsius | 12.9° Celsius | 12.9° Celsius | 12.9° Celsius | 12.9° Celsius | 12.9° Celsius |
| Wave Height | 1.0 metres | 1.0 metres | 0.9 metres | 0.8 metres | 0.8 metres | 0.9 metres | 0.8 metres | 0.8 metres | 1.0 metres | 1.0 metres | 1.1 metres |
| Wave period | 4.0 seconds | 4.0 seconds | 4.0 seconds | 4.0 seconds | 4.0 seconds | 5.0 seconds | 5.0 seconds | 5.0 seconds | 5.0 seconds | 5.0 seconds | 5.0 seconds |
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