Coast and sea
Marine observations - Greenwich Light Vessel
- Location 50.417, 0
- Altitude 0 m above mean sea level
Friday (31 October 2025)
| 22:00 | 23:00 | |
|---|---|---|
| Temperature |
17.1° Celsius
|
17.0° Celsius
|
| Wind Direction and speed |
S
30
|
S
29
|
| Visibility | 2 nautical miles | 5 nautical miles |
| Humidity | 79% | 79% |
| Pressure | 1,002 hectopascals | 1,002 hectopascals |
| Dew point temperature | 13.4° Celsius | 13.3° Celsius |
| Sea Temperature | 15.1° Celsius | 15.1° Celsius |
| Wave Height | 1.6 metres | 1.6 metres |
| Wave period | 7.0 seconds | 7.0 seconds |
Saturday (1 November 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 |
16.8° Celsius
|
16.6° Celsius
|
15.8° Celsius
|
15.8° Celsius
|
15.0° Celsius
|
14.4° Celsius
|
15.3° Celsius
|
15.7° Celsius
|
13.9° Celsius
|
14.9° Celsius
|
14.3° Celsius
|
15.0° Celsius
|
14.8° Celsius
|
14.4° Celsius
|
15.2° Celsius
|
15.4° Celsius
|
15.5° Celsius
|
13.0° Celsius
|
14.7° Celsius
|
13.0° Celsius
|
14.1° Celsius
|
14.5° Celsius
|
14.7° Celsius
|
14.4° Celsius
|
| Wind Direction and speed |
S
29
|
S
29
|
S
30
|
S
29
|
SSW
31
|
SSW
22
|
SW
29
|
SW
27
|
WSW
21
|
WSW
23
|
WSW
26
|
WSW
26
|
WSW
22
|
WSW
20
|
SW
25
|
SW
25
|
SSW
27
|
SW
18
|
SW
26
|
WSW
22
|
WSW
22
|
WSW
23
|
WSW
27
|
WSW
23
|
| Visibility | 2 nautical miles | 5 nautical miles | 1 nautical miles | 2 nautical miles | < 1 nautical miles | 1 nautical miles | 5 nautical miles | 5 nautical miles | 5 nautical miles | 1 nautical miles | 5 nautical miles | 5 nautical miles | 10 nautical miles | 5 nautical miles | < 1 nautical miles | 5 nautical miles | 5 nautical miles | 5 nautical miles | 10 nautical miles | 2 nautical miles | 10 nautical miles | 5 nautical miles | 5 nautical miles | 5 nautical miles |
| Humidity | 79% | 82% | 87% | 88% | 90% | 87% | 76% | 81% | 81% | 79% | 76% | 67% | 66% | 77% | 73% | 69% | 72% | 83% | 75% | 84% | 74% | 75% | 65% | 68% |
| Pressure | 1,002 hectopascals | 1,001 hectopascals | 1,001 hectopascals | 1,000 hectopascals | 1,001 hectopascals | 1,000 hectopascals | 1,001 hectopascals | 1,001 hectopascals | 1,002 hectopascals | 1,003 hectopascals | 1,004 hectopascals | 1,005 hectopascals | 1,005 hectopascals | 1,006 hectopascals | 1,006 hectopascals | 1,006 hectopascals | 1,006 hectopascals | 1,007 hectopascals | 1,007 hectopascals | 1,007 hectopascals | 1,007 hectopascals | 1,008 hectopascals | 1,008 hectopascals | 1,008 hectopascals |
| Dew point temperature | 13.2° Celsius | 13.5° Celsius | 13.6° Celsius | 13.9° Celsius | 13.3° Celsius | 12.3° Celsius | 11.1° Celsius | 12.5° Celsius | 10.7° Celsius | 11.3° Celsius | 10.1° Celsius | 9.0° Celsius | 8.5° Celsius | 10.4° Celsius | 10.4° Celsius | 9.8° Celsius | 10.5° Celsius | 10.2° Celsius | 10.4° Celsius | 10.4° Celsius | 9.6° Celsius | 10.1° Celsius | 8.1° Celsius | 8.6° Celsius |
| Sea Temperature | 15.1° Celsius | 15.1° Celsius | 15.1° Celsius | 15.0° Celsius | 15.0° Celsius | 15.0° Celsius | 15.0° Celsius | 15.0° Celsius | 15.0° Celsius | 14.9° Celsius | 14.9° Celsius | 14.9° Celsius | 14.9° Celsius | 15.0° Celsius | 15.0° Celsius | 14.9° Celsius | 14.9° Celsius | 14.9° Celsius | 14.9° Celsius | 14.9° Celsius | 14.8° Celsius | 14.8° Celsius | 14.8° Celsius | 14.8° Celsius |
| Wave Height | 1.6 metres | 1.7 metres | 1.7 metres | 1.5 metres | 1.7 metres | 1.8 metres | 2.0 metres | 2.0 metres | 1.9 metres | 1.7 metres | 1.8 metres | 1.8 metres | 1.6 metres | 1.7 metres | 1.6 metres | 1.7 metres | 1.8 metres | 2.0 metres | 2.1 metres | 1.9 metres | 1.7 metres | 1.4 metres | 1.4 metres | 1.6 metres |
| Wave period | 7.0 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 | 7.0 seconds | 7.0 seconds | 7.0 seconds | 7.0 seconds | 8.0 seconds | 7.0 seconds | 7.0 seconds | 7.0 seconds | 6.0 seconds |
Sunday (2 November 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temperature |
14.2° Celsius
|
13.4° Celsius
|
14.0° Celsius
|
13.8° Celsius
|
13.6° Celsius
|
13.7° Celsius
|
13.8° Celsius
|
12.7° Celsius
|
12.3° Celsius
|
11.2° Celsius
|
12.2° Celsius
|
12.8° Celsius
|
13.1° Celsius
|
13.5° Celsius
|
13.6° Celsius
|
13.7° Celsius
|
13.4° Celsius
|
13.6° Celsius
|
13.5° Celsius
|
13.4° Celsius
|
13.6° Celsius
|
| Wind Direction and speed |
WSW
20
|
SW
24
|
SW
25
|
SSW
26
|
SW
22
|
SSW
26
|
SSW
28
|
WSW
31
|
SW
29
|
WSW
19
|
W
24
|
W
24
|
W
26
|
W
19
|
W
23
|
W
19
|
WSW
18
|
W
23
|
W
23
|
WNW
21
|
W
16
|
| Visibility | 10 nautical miles | 5 nautical miles | 5 nautical miles | 5 nautical miles | 5 nautical miles | 2 nautical miles | 5 nautical miles | 1 nautical miles | 5 nautical miles | 2 nautical miles | 1 nautical miles | 10 nautical miles | 10 nautical miles | 10 nautical miles | 10 nautical miles | 5 nautical miles | 10 nautical miles | 10 nautical miles | 10 nautical miles | 10 nautical miles | 10 nautical miles |
| Humidity | 65% | 66% | 70% | 68% | 72% | 74% | 75% | 78% | 81% | 79% | 78% | 69% | 66% | 62% | 65% | 66% | 68% | 62% | 64% | 63% | 67% |
| Pressure | 1,009 hectopascals | 1,008 hectopascals | 1,008 hectopascals | 1,008 hectopascals | 1,007 hectopascals | 1,007 hectopascals | 1,006 hectopascals | 1,006 hectopascals | 1,006 hectopascals | 1,006 hectopascals | 1,007 hectopascals | 1,008 hectopascals | 1,009 hectopascals | 1,010 hectopascals | 1,011 hectopascals | 1,011 hectopascals | 1,012 hectopascals | 1,012 hectopascals | 1,013 hectopascals | 1,014 hectopascals | 1,014 hectopascals |
| Dew point temperature | 7.7° Celsius | 7.1° Celsius | 8.6° Celsius | 8.0° Celsius | 8.6° Celsius | 9.1° Celsius | 9.4° Celsius | 9.0° Celsius | 9.1° Celsius | 7.7° Celsius | 8.5° Celsius | 7.2° Celsius | 6.9° Celsius | 6.3° Celsius | 7.1° Celsius | 7.5° Celsius | 7.7° Celsius | 6.4° Celsius | 6.8° Celsius | 6.4° Celsius | 7.5° Celsius |
| Sea Temperature | 14.8° Celsius | 14.8° Celsius | 14.8° Celsius | 14.7° Celsius | 14.7° Celsius | 14.7° Celsius | 14.7° Celsius | 14.7° Celsius | 14.7° Celsius | 14.7° Celsius | 14.6° Celsius | 14.6° Celsius | 14.7° Celsius | 14.7° Celsius | 14.8° Celsius | 14.8° Celsius | 14.8° Celsius | 14.7° Celsius | 14.7° Celsius | 14.7° Celsius | 14.7° Celsius |
| Wave Height | 1.5 metres | 1.4 metres | 1.3 metres | 1.2 metres | 1.2 metres | 1.5 metres | 1.7 metres | 1.8 metres | 2.2 metres | 1.9 metres | 1.6 metres | 1.8 metres | 1.7 metres | 1.9 metres | 1.7 metres | 1.4 metres | 1.3 metres | 1.3 metres | 1.6 metres | 1.9 metres | 1.8 metres |
| Wave period | 6.0 seconds | 6.0 seconds | 7.0 seconds | 6.0 seconds | 6.0 seconds | 6.0 seconds | 7.0 seconds | 7.0 seconds | 7.0 seconds | 7.0 seconds | 7.0 seconds | 7.0 seconds | 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 |
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