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Sea Area Forecast

Forecast valid from: 06:00, Monday 06 July 2020 until 06:00, Tuesday 07 July 2020

Small Craft Warning

West to northwest winds will reach force 6 or higher for a time today on Irish coasts from Slyne Head to Carlingford Lough to Roches Point.

Issued at: 05:00, Monday 06 July 2020

Gale Warning


Meteorological Situation at 03:00 UTC

A moderate to fresh west to northwest airflow covers Ireland, between a depression of 982 hPa centred over Scandinavia and an anticyclone centred to the southwest of Ireland in mid Atlantic. The airflow will continue to ease today as the depression tracks northeastwards and fills and a weak ridge of high pressure will move in from the Atlantic. A warm front will move in from the Atlantic tonight.

Small Craft Warning: In effect

Heavy Swell (>4m) : Nil

Wave Height Forecast

Forecast for Irish coastal waters from Mizen Head to Slyne Head to Fair Head

Wind: Northwest force 5 or 6 and gusty, locally force 7, then northwest force 4 or 5 imminent. Soon backing westerly, force 3 or 4; later increasing southwest to south force 6 off the west Munster coast.

Weather: Isolated showers today. Rain extending from the Atlantic tonight, with a risk of fog.

Visibility: Good today, becoming moderate to poor at times tonight.

Forecast for Irish coastal waters from Fair Head to Howth Head to Carnsore Point and for the Irish Sea

Wind: West to northwest, force 6 and gusty, imminently decreasing northwest force 4 or 5, locally force 6 in the east Irish Sea. Soon decreasing variable, force 2 to 4. Later becoming westerly or variable, force 2 to 4.

Weather: Scattered showers, mainly in the north, becoming isolated later today. Rain and drizzle later tonight.

Visibility: Mostly good, becoming moderate to poor later in any rain and drizzle.

Forecast for Irish coastal waters from Carnsore Point to Roches Point to Mizen head

Wind: West to northwest, force 5 or 6 and gusty. Mainly northwesterly force 4 imminent. Soon decreasing mainly northwesterly force 3 or 4, but westerly force 5 or 6 locally off the south coast for a time later today. Winds backing westerly force 3 or 4 by the end of the period.

Weather: Mainly fair today. Patchy rain and drizzle will extend from the Atlantic tonight, with a risk of mist and fog patches.

Visibility: Mostly good today. Becoming moderate to poor locally tonight in any precipitation, mist and fog.

Outlook for a further 24 hours until 06:00, Wednesday 08 July 2020

Strong southwesterly winds off western and southern coasts, later decreasing moderate to fresh and becoming mainly northeasterly in the west. Elsewhere, light to moderate westerly or variable winds, becoming mainly between south and east in direction, later moderate northerly. Rain and drizzle, with mist and fog. Clearer conditions later in the northwest.

Forecast issued at: 06:00, Monday 06 July 2020

All times are local unless specified

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