A blue-green ocean surface with waves and sea foam.
Coast and sea

Marine observations - Greenwich Light Vessel

  • Location 50.417, 0
  • Altitude 0 m above mean sea level
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Sunset:
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Sunset:

Sunday (31 August 2025)

17:00 18:00 19:00 20:00 21:00 22:00 23:00
Temperature
19.6° Celsius
18.9° Celsius
17.1° Celsius
17.9° Celsius
18.2° Celsius
18.3° Celsius
18.4° Celsius
Wind Direction and speed
SSW 10
W 16
SW 8
SW 12
SSW 13
S 12
SW 12
Visibility 10 nautical miles 5 nautical miles 10 nautical miles 10 nautical miles 10 nautical miles 10 nautical miles 10 nautical miles
Humidity 76% 76% 86% 81% 82% 84% 80%
Pressure 1,005 hectopascals 1,005 hectopascals 1,005 hectopascals 1,005 hectopascals 1,005 hectopascals 1,006 hectopascals 1,005 hectopascals
Dew point temperature 15.2° Celsius 14.5° Celsius 14.7° Celsius 14.6° Celsius 15.1° Celsius 15.6° Celsius 14.9° Celsius
Sea Temperature 18.3° Celsius 18.2° Celsius 18.2° Celsius 18.1° Celsius 18.1° Celsius 18.1° Celsius 18.0° Celsius
Wave Height 1.3 metres 1.2 metres 1.2 metres 1.0 metres 1.0 metres 0.8 metres 0.9 metres
Wave period 8.0 seconds 7.0 seconds 7.0 seconds 7.0 seconds 7.0 seconds 8.0 seconds 8.0 seconds

Monday (1 September 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
18.4° Celsius
18.7° Celsius
18.4° Celsius
18.2° Celsius
17.9° Celsius
17.8° Celsius
17.8° Celsius
17.9° Celsius
17.8° Celsius
17.8° Celsius
17.9° Celsius
18.1° Celsius
17.4° Celsius
17.9° Celsius
17.5° Celsius
18.0° Celsius
18.2° Celsius
18.1° Celsius
17.6° Celsius
18.0° Celsius
18.0° Celsius
18.0° Celsius
17.9° Celsius
17.9° Celsius
Wind Direction and speed
SSW 16
SSW 20
SW 23
SW 21
SW 21
SW 23
SSW 24
SSW 24
SW 24
SSW 24
SSW 22
SSW 21
SW 18
SW 22
SW 18
SW 17
WSW 20
SW 18
WSW 17
WSW 21
WSW 22
WSW 23
WSW 22
WSW 22
Visibility 10 nautical miles 5 nautical miles 5 nautical miles 5 nautical miles 5 nautical miles 5 nautical miles 5 nautical miles 5 nautical miles 5 nautical miles 5 nautical miles 5 nautical miles 5 nautical miles 5 nautical miles 5 nautical miles 5 nautical miles 5 nautical miles 5 nautical miles 5 nautical miles 5 nautical miles 5 nautical miles 5 nautical miles 5 nautical miles 5 nautical miles 5 nautical miles
Humidity 81% 79% 79% 78% 78% 78% 78% 79% 79% 81% 81% 79% 79% 78% 83% 81% 75% 76% 80% 76% 76% 76% 74% 71%
Pressure 1,005 hectopascals 1,004 hectopascals 1,004 hectopascals 1,004 hectopascals 1,004 hectopascals 1,004 hectopascals 1,004 hectopascals 1,004 hectopascals 1,004 hectopascals 1,005 hectopascals 1,005 hectopascals 1,005 hectopascals 1,005 hectopascals 1,005 hectopascals 1,005 hectopascals 1,005 hectopascals 1,005 hectopascals 1,006 hectopascals 1,006 hectopascals 1,006 hectopascals 1,007 hectopascals 1,007 hectopascals 1,007 hectopascals 1,007 hectopascals
Dew point temperature 15.1° Celsius 15.0° Celsius 14.7° Celsius 14.2° Celsius 14.0° Celsius 13.9° Celsius 14.0° Celsius 14.2° Celsius 14.1° Celsius 14.4° Celsius 14.6° Celsius 14.4° Celsius 13.7° Celsius 14.0° Celsius 14.5° Celsius 14.7° Celsius 13.7° Celsius 13.9° Celsius 14.2° Celsius 13.7° Celsius 13.7° Celsius 13.7° Celsius 13.1° Celsius 12.6° Celsius
Sea Temperature 18.0° Celsius 18.0° Celsius 18.0° Celsius 18.0° Celsius 18.0° Celsius 18.0° Celsius 17.9° Celsius 18.0° Celsius 18.0° Celsius 18.0° Celsius 18.1° Celsius 18.1° Celsius 18.2° Celsius 18.2° Celsius 18.2° Celsius 18.2° Celsius 18.2° Celsius 18.2° Celsius 18.1° Celsius 18.1° Celsius 18.0° Celsius 18.0° Celsius 18.0° Celsius 18.0° Celsius
Wave Height 0.9 metres 1.0 metres 1.1 metres 1.2 metres 1.1 metres 1.4 metres 1.4 metres 1.4 metres 1.5 metres 1.4 metres 1.4 metres 1.5 metres 1.4 metres 1.6 metres 1.4 metres 1.4 metres 1.3 metres 1.3 metres 1.2 metres 1.1 metres 1.0 metres 1.1 metres 1.1 metres 1.1 metres
Wave period 8.0 seconds 8.0 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 6.0 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

Tuesday (2 September 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
Temperature
17.9° Celsius
17.4° Celsius
17.5° Celsius
17.4° Celsius
17.5° Celsius
17.4° Celsius
17.4° Celsius
17.4° Celsius
17.3° Celsius
17.1° Celsius
17.3° Celsius
17.5° Celsius
17.1° Celsius
18.3° Celsius
18.0° Celsius
18.7° Celsius
18.2° Celsius
Wind Direction and speed
SW 22
SW 19
SW 21
SW 23
SW 21
SW 18
SSW 19
SSW 19
S 19
S 24
SSE 22
SSE 23
SSE 23
S 27
S 21
SW 16
SW 15
Visibility 5 nautical miles 5 nautical miles 5 nautical miles 5 nautical miles 5 nautical miles 10 nautical miles 5 nautical miles 5 nautical miles 5 nautical miles 5 nautical miles 5 nautical miles 10 nautical miles 10 nautical miles 1 nautical miles < 1 nautical miles 5 nautical miles 10 nautical miles
Humidity 70% 75% 80% 79% 80% 75% 79% 80% 83% 81% 82% 81% 87% 81% 88% 86% 84%
Pressure 1,007 hectopascals 1,007 hectopascals 1,006 hectopascals 1,006 hectopascals 1,006 hectopascals 1,005 hectopascals 1,005 hectopascals 1,005 hectopascals 1,005 hectopascals 1,005 hectopascals 1,004 hectopascals 1,003 hectopascals 1,003 hectopascals 1,002 hectopascals 1,002 hectopascals 1,002 hectopascals 1,002 hectopascals
Dew point temperature 12.4° Celsius 12.9° Celsius 14.1° Celsius 13.7° Celsius 14.0° Celsius 13.0° Celsius 13.7° Celsius 13.9° Celsius 14.4° Celsius 13.9° Celsius 14.2° Celsius 14.2° Celsius 15.0° Celsius 15.0° Celsius 16.0° Celsius 16.3° Celsius 15.5° Celsius
Sea Temperature 17.9° Celsius 17.9° Celsius 17.9° Celsius 17.9° Celsius 17.8° Celsius 17.8° Celsius 17.8° Celsius 17.8° Celsius 17.9° Celsius 17.9° Celsius 17.9° Celsius 18.0° Celsius 18.0° Celsius 18.0° Celsius 18.0° Celsius 18.0° Celsius 18.1° Celsius
Wave Height 1.2 metres 1.2 metres 1.2 metres 1.3 metres 1.2 metres 1.3 metres 1.4 metres 1.2 metres 1.3 metres 1.2 metres 1.2 metres 1.1 metres 1.3 metres 1.1 metres 1.1 metres 1.1 metres 1.2 metres
Wave period 7.0 seconds 6.0 seconds 6.0 seconds 7.0 seconds 7.0 seconds 7.0 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 6.0 seconds 6.0 seconds 6.0 seconds

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