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Thursday, 21 September 2017
  
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11 Celsius
W Moderate 
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Sea Area Forecast



Gale Warning

South to southeast winds will increase to gale force tonight on Irish Coastal waters from Roches Point to Mizen Head to Valentia.
Issued at 05:00 on 21-Sep-2017

Small Craft Warning

Southerly winds will increase to force 6 later this evening and tonight on coasts from Valentia to Malin Head to Roches Point. See gale warning for remaining coasts.
Issued at 05:00 on 21-Sep-2017

Sea Area Forecast until 0600 Friday 22 September 2017

Issued at 0600 Thursday 21 September 2017


Gale Warning: In Operation

Small Craft Warning: In Operation

Meteorological Situation at 0300:An active cold front in the Irish Sea, with a shallow wave depression running northwards along it, will move away eastwards during today. A moderate to fresh northwest airflow over Ireland will back southwest. A strengthening southerly will develop tonight as an active trough and associated low centre approaches from the southwest

Forecast for Irish coastal waters from Carlingford Lough to Carnsore Point to Roche's Point for the Irish Sea
Wind: Cyclonic Variable or southerly force 5 to 7 in the east Irish Sea at first, otherwise Northwest force 4 or 5 and gusty, backing west by afternoon. Decreasing force 3 or 4 and backing southwest. Increasing south to southwest force 5 or 6 tonight.
Weather: Heavy rain with local fog clearing to scattered showers. Rain later tonight
Visibility: Moderate or poor in rain or showers, otherwise good

Forecast for Irish coastal waters from Roche's point to Valentia to Loop Head
Wind: West force 4 or 5 backing southwest force 3 to 5. Increasing south to southeast force 7 or gale 8 this evening and tonight.
Weather: Scattered showers. Rain tonight
Visibility: Moderate or poor in rain or showers, otherwise good

Forecast for Irish coastal waters from Loop Head to Erris Head to Carlingford lough
Wind: Between southwest and northwest force 3 or 4, becoming south force 4 or 5 this afternoon. Increasing southerly force 6 or 7 this evening and tonight
Weather: Scattered showers. Rain tonight
Visibility: Moderate or poor in rain or showers, otherwise good

Outlook for a further 24 hours until 0600, Saturday, 23 September 2017: Strong to gale force south to southeast winds on the south and east coasts, easing for a time. Otherwise moderate or fresh variable becoming southwest to south later and increasing gale force on western coasts. Heavy rain, clearing to occasional showers.

Next update before 1300 Thu 21-Sep-2017
 
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