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

Marine observations - Belfast International Airport

  • Location 54.664, -6.224
  • Altitude 63 m above mean sea level
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Sunset:
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Sunset:

Tuesday (21 October 2025)

16:00 17:00 18:00 19:00 20:00 21:00 22:00 23:00
Weather
Weather Symbol Cloudy Overcast Light rain Partly cloudy (night) Clear night Clear night Clear night Partly cloudy (night)
Temperature
11.7° Celsius
11.3° Celsius
10.8° Celsius
9.8° Celsius
9.4° Celsius
9.1° Celsius
8.9° Celsius
8.6° Celsius
Wind Direction and speed
W 14
W 11
W 9
WSW 10
WSW 9
WSW 9
WSW 11
WSW 9
Wind gust 19 knots 21 knots 19 knots 16 knots 16 knots 14 knots 16 knots 16 knots
Visibility 11 nautical miles 11 nautical miles 2 nautical miles 9 nautical miles 9 nautical miles 8 nautical miles 8 nautical miles 8 nautical miles
Humidity 76% 77% 84% 88% 90% 90% 90% 90%
Pressure 990 hectopascals 991 hectopascals 991 hectopascals 992 hectopascals 992 hectopascals 993 hectopascals 993 hectopascals 993 hectopascals
Dew point temperature 7.7° Celsius 7.5° Celsius 8.2° Celsius 7.9° Celsius 7.8° Celsius 7.5° Celsius 7.4° Celsius 7.1° Celsius

Wednesday (22 October 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 Partly cloudy (night) Clear night Clear night Cloudy Overcast Partly cloudy (night) Overcast Overcast Overcast Overcast Overcast Overcast Overcast Cloudy Overcast Cloudy Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast
Temperature
8.4° Celsius
8.1° Celsius
8.2° Celsius
8.0° Celsius
8.4° Celsius
7.7° Celsius
8.2° Celsius
8.0° Celsius
7.9° Celsius
7.8° Celsius
9.3° Celsius
9.4° Celsius
10.1° Celsius
10.2° Celsius
11.1° Celsius
10.9° Celsius
10.6° Celsius
9.7° Celsius
9.7° Celsius
8.1° Celsius
8.2° Celsius
8.1° Celsius
7.9° Celsius
7.6° Celsius
Wind Direction and speed
WSW 9
WSW 8
WSW 9
SW 7
SW 7
WSW 9
SW 7
SW 7
SSW 7
SSW 8
SSW 7
SW 7
SW 8
SW 10
SW 11
WSW 5
SW 4
SSW 2
N 0
NE 3
ENE 3
E 2
ENE 3
NE 2
Wind gust 16 knots 14 knots 12 knots 14 knots 12 knots 14 knots 12 knots 12 knots 12 knots 12 knots 12 knots 14 knots 12 knots 16 knots 16 knots 14 knots 6 knots 8 knots 4 knots 4 knots 4 knots 4 knots 6 knots 4 knots
Visibility 8 nautical miles 7 nautical miles 7 nautical miles 6 nautical miles 7 nautical miles 7 nautical miles 7 nautical miles 6 nautical miles 5 nautical miles 6 nautical miles 7 nautical miles 8 nautical miles 9 nautical miles 10 nautical miles 10 nautical miles 10 nautical miles 10 nautical miles 10 nautical miles 9 nautical miles 6 nautical miles 8 nautical miles 7 nautical miles 8 nautical miles 7 nautical miles
Humidity 91% 92% 92% 96% 96% 96% 96% 97% 96% 96% 92% 89% 85% 83% 78% 79% 81% 83% 84% 88% 89% 92% 91% 92%
Pressure 994 hectopascals 994 hectopascals 994 hectopascals 994 hectopascals 994 hectopascals 994 hectopascals 994 hectopascals 994 hectopascals 995 hectopascals 995 hectopascals 994 hectopascals 994 hectopascals 994 hectopascals 993 hectopascals 992 hectopascals 992 hectopascals 992 hectopascals 991 hectopascals 991 hectopascals 991 hectopascals 990 hectopascals 990 hectopascals 990 hectopascals 990 hectopascals
Dew point temperature 7.1° Celsius 6.8° Celsius 7.1° Celsius 7.3° Celsius 7.7° Celsius 7.0° Celsius 7.6° Celsius 7.5° Celsius 7.4° Celsius 7.2° Celsius 8.0° Celsius 7.7° Celsius 7.7° Celsius 7.4° Celsius 7.3° Celsius 7.3° Celsius 7.5° Celsius 6.9° Celsius 7.2° Celsius 6.2° Celsius 6.6° Celsius 6.9° Celsius 6.5° Celsius 6.4° Celsius

Thursday (23 October 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
Weather
Weather Symbol Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Sunny intervals Sunny day Overcast Cloudy Sunny day
Temperature
7.1° Celsius
7.3° Celsius
7.2° Celsius
6.9° Celsius
7.3° Celsius
7.1° Celsius
7.5° Celsius
7.2° Celsius
7.6° Celsius
8.1° Celsius
8.7° Celsius
8.8° Celsius
9.5° Celsius
9.6° Celsius
9.7° Celsius
9.3° Celsius
Wind Direction and speed
NNW 3
NNW 3
NNW 6
NNW 6
NNW 8
NNW 5
NNW 7
WNW 6
WNW 7
WNW 9
W 8
WNW 11
W 11
W 14
W 13
WSW 13
Wind gust 4 knots 6 knots 8 knots 8 knots 12 knots 10 knots 17 knots 10 knots 12 knots 14 knots 14 knots 19 knots 17 knots 21 knots 27 knots 23 knots
Visibility 6 nautical miles 7 nautical miles 4 nautical miles 7 nautical miles 8 nautical miles 9 nautical miles 9 nautical miles 8 nautical miles 8 nautical miles 8 nautical miles 8 nautical miles 9 nautical miles 10 nautical miles 10 nautical miles 10 nautical miles 11 nautical miles
Humidity 94% 95% 92% 94% 92% 92% 87% 87% 82% 80% 75% 71% 67% 66% 67% 69%
Pressure 990 hectopascals 990 hectopascals 990 hectopascals 990 hectopascals 990 hectopascals 991 hectopascals 991 hectopascals 992 hectopascals 993 hectopascals 994 hectopascals 994 hectopascals 995 hectopascals 995 hectopascals 995 hectopascals 995 hectopascals 995 hectopascals
Dew point temperature 6.2° Celsius 6.5° Celsius 6.0° Celsius 6.0° Celsius 6.1° Celsius 5.9° Celsius 5.4° Celsius 5.2° Celsius 4.7° Celsius 4.8° Celsius 4.5° Celsius 3.8° Celsius 3.6° Celsius 3.5° Celsius 3.8° Celsius 4.0° Celsius

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.

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