Coast and sea
Marine observations - Valentia Observatory
- Location 51.933, -10.25
- Altitude 25 m above mean sea level
Saturday (13 December 2025)
| 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | 20:00 | 21:00 | 22:00 | 23:00 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Weather |
||||||||||||
| Weather Symbol |
|
|
|
|
|
|
|
|
|
|
|
|
| Temperature |
10.8° Celsius
|
11.2° Celsius
|
11.5° Celsius
|
11.8° Celsius
|
12.0° Celsius
|
12.3° Celsius
|
12.1° Celsius
|
12.3° Celsius
|
12.0° Celsius
|
12.0° Celsius
|
12.2° Celsius
|
12.4° Celsius
|
| Wind Direction and speed |
SSW
17
|
SSW
17
|
SSW
17
|
SSW
17
|
S
17
|
SSW
19
|
S
19
|
S
17
|
S
19
|
SSW
17
|
SSW
19
|
SSW
17
|
| Wind gust | No data | No data | No data | No data | No data | No data | No data | No data | No data | No data | No data | 35 knots |
| Visibility | 4 nautical miles | 5 nautical miles | 4 nautical miles | 5 nautical miles | 5 nautical miles | 5 nautical miles | 2 nautical miles | 2 nautical miles | 1 nautical miles | 1 nautical miles | 1 nautical miles | 1 nautical miles |
| Humidity | 88% | 87% | 88% | 88% | 88% | 86% | 91% | 90% | 94% | 96% | 95% | 95% |
| Pressure | 1,018 hectopascals | 1,017 hectopascals | 1,016 hectopascals | 1,016 hectopascals | 1,015 hectopascals | 1,015 hectopascals | 1,014 hectopascals | 1,014 hectopascals | 1,013 hectopascals | 1,013 hectopascals | 1,012 hectopascals | 1,012 hectopascals |
| Dew point temperature | 8.9° Celsius | 9.1° Celsius | 9.6° Celsius | 9.8° Celsius | 10.0° Celsius | 10.1° Celsius | 10.6° Celsius | 10.7° Celsius | 11.1° Celsius | 11.4° Celsius | 11.4° Celsius | 11.7° Celsius |
Sunday (14 December 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Weather |
||||||||||||||||||||||||
| Weather Symbol |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Temperature |
12.4° Celsius
|
12.4° Celsius
|
12.4° Celsius
|
12.5° Celsius
|
12.5° Celsius
|
12.4° Celsius
|
12.4° Celsius
|
12.5° Celsius
|
12.7° Celsius
|
13.0° Celsius
|
13.2° Celsius
|
13.4° Celsius
|
13.3° Celsius
|
13.3° Celsius
|
13.3° Celsius
|
13.1° Celsius
|
13.6° Celsius
|
12.6° Celsius
|
9.6° Celsius
|
9.2° Celsius
|
9.6° Celsius
|
10.0° Celsius
|
9.6° Celsius
|
8.6° Celsius
|
| Wind Direction and speed |
SSW
19
|
SSW
19
|
S
16
|
SSW
16
|
S
14
|
S
16
|
S
16
|
S
17
|
S
17
|
SSW
17
|
S
19
|
SSW
17
|
S
19
|
SSW
17
|
SSW
17
|
S
17
|
SSW
23
|
SW
16
|
WNW
8
|
SSW
2
|
SSW
4
|
W
10
|
W
10
|
SW
4
|
| Wind gust | No data | No data | No data | No data | No data | No data | No data | No data | 37 knots | 33 knots | No data | No data | No data | No data | No data | No data | 37 knots | 37 knots | No data | No data | No data | No data | No data | No data |
| Visibility | 1 nautical miles | 1 nautical miles | 2 nautical miles | 1 nautical miles | 1 nautical miles | 1 nautical miles | 1 nautical miles | 1 nautical miles | 2 nautical miles | 1 nautical miles | 1 nautical miles | 1 nautical miles | 1 nautical miles | 1 nautical miles | 1 nautical miles | 1 nautical miles | 4 nautical miles | 5 nautical miles | 1 nautical miles | 8 nautical miles | 4 nautical miles | 14 nautical miles | 13 nautical miles | 14 nautical miles |
| Humidity | 95% | 95% | 96% | 96% | 96% | 97% | 97% | 97% | 97% | 97% | 97% | 97% | 97% | 96% | 97% | 97% | 96% | 93% | 96% | 96% | 97% | 93% | 89% | 87% |
| Pressure | 1,011 hectopascals | 1,011 hectopascals | 1,010 hectopascals | 1,010 hectopascals | 1,008 hectopascals | 1,008 hectopascals | 1,006 hectopascals | 1,005 hectopascals | 1,004 hectopascals | 1,004 hectopascals | 1,003 hectopascals | 1,003 hectopascals | 1,002 hectopascals | 1,001 hectopascals | 1,000 hectopascals | 999 hectopascals | 998 hectopascals | 998 hectopascals | 1,000 hectopascals | 1,000 hectopascals | 1,001 hectopascals | 1,002 hectopascals | 1,002 hectopascals | 1,002 hectopascals |
| Dew point temperature | 11.6° Celsius | 11.7° Celsius | 11.8° Celsius | 11.9° Celsius | 11.9° Celsius | 11.9° Celsius | 12.0° Celsius | 12.1° Celsius | 12.2° Celsius | 12.5° Celsius | 12.8° Celsius | 13.0° Celsius | 12.8° Celsius | 12.7° Celsius | 12.8° Celsius | 12.6° Celsius | 12.9° Celsius | 11.5° Celsius | 9.0° Celsius | 8.6° Celsius | 9.1° Celsius | 8.9° Celsius | 7.9° Celsius | 6.5° Celsius |
Monday (15 December 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Weather |
||||||||||||
| Weather Symbol |
|
|
|
|
|
|
|
|
|
|
|
|
| Temperature |
8.5° Celsius
|
8.9° Celsius
|
8.2° Celsius
|
8.1° Celsius
|
6.8° Celsius
|
6.1° Celsius
|
5.9° Celsius
|
5.8° Celsius
|
5.1° Celsius
|
6.0° Celsius
|
5.2° Celsius
|
6.7° Celsius
|
| Wind Direction and speed |
S
6
|
SSW
4
|
SSW
2
|
S
4
|
NE
4
|
E
2
|
NE
4
|
ENE
4
|
NE
2
|
E
2
|
NE
4
|
ENE
4
|
| Wind gust | No data | No data | No data | No data | No data | No data | No data | No data | No data | No data | No data | No data |
| Visibility | 10 nautical miles | 11 nautical miles | 8 nautical miles | 7 nautical miles | 8 nautical miles | 6 nautical miles | 7 nautical miles | 7 nautical miles | 7 nautical miles | 8 nautical miles | 7 nautical miles | 10 nautical miles |
| Humidity | 86% | 81% | 88% | 86% | 92% | 91% | 93% | 92% | 94% | 91% | 93% | 91% |
| Pressure | 1,002 hectopascals | 1,002 hectopascals | 1,002 hectopascals | 1,002 hectopascals | 1,002 hectopascals | 1,002 hectopascals | 1,002 hectopascals | 1,002 hectopascals | 1,002 hectopascals | 1,002 hectopascals | 1,002 hectopascals | 1,003 hectopascals |
| Dew point temperature | 6.3° Celsius | 5.8° Celsius | 6.3° Celsius | 5.9° Celsius | 5.6° Celsius | 4.8° Celsius | 4.9° Celsius | 4.6° Celsius | 4.2° Celsius | 4.6° Celsius | 4.2° Celsius | 5.3° Celsius |
Latest observations by area
-
Belfast International Airport ‐ Land
-
Belmullet ‐ Land
-
Campbeltown Airport ‐ Land
-
Crosby ‐ Land
-
Islay Airport ‐ Land
-
K4 ‐ Buoy
-
K5 ‐ Buoy
-
M2 ‐ Buoy
-
M3 ‐ Buoy
-
M4 ‐ Buoy
-
M5 ‐ Buoy
-
Malin Head ‐ Land
-
Roches Point ‐ Land
-
Ronaldsway ‐ Land
-
Skye/Lusa ‐ Land
-
South Uist Range ‐ Land
-
St. Bees Head ‐ Land
-
Stornoway Airport - Climate Station ‐ Land
-
Tiree ‐ Land
-
Valentia Observatory ‐ Land
-
Valley ‐ Land
Marine forecasts disclaimer
In the UK, the Maritime & Coastguard Agency (MCA) is responsible for the provision of Maritime Safety Information (MSI) to ships at sea, which includes the broadcast of warnings and forecasts. The Met Office initiates warnings and prepares routine forecasts for dissemination on behalf of the MCA.
Caution: The internet is not part of the Maritime Safety Information system and should never be relied upon as the only means to obtain the latest forecast and warning information. Access to the service may be interrupted or delayed from time to time, updates may also be delayed.
Please refer to GMDSS services, INMARSAT SafetyNET or international NAVTEX for the latest information. When using these web pages, always check that the page on your screen is not from your cache. Use the Refresh or Reload button if in any doubt.