General synopsis

At 160000UTC, low Newfoundland 947 expected 56 north 33 west 943 by 170000UTC. New lows expected 57 north 41 west 943 and 61 north 35 west 946 by same time. Low 73 north 10 west 963 expected 71 north 09 west 974 by that time

Area forecasts for the next 24 hours

Sole

Northwest 3 to 5, backing south 6 to gale 8. Rough or very rough. Rain. Good, occasionally poor.

Shannon

Southwest 3 to 5, increasing 5 to 7, backing south 7 to severe gale 9, veering southwest 6 to gale 8 later. Very rough. Rain, thundery at first. Good, occasionally poor.

Rockall

Southwest 5 to 7, backing south 7 to severe gale 9, veering southwest 6 to gale 8 later. Very rough, occasionally high later. Rain, thundery at first. Good, occasionally poor.

Bailey

Southwest 4 to 6, backing south or southeast 7 to severe gale 9. Rough or very rough becoming very rough or high. Rain, thundery at first. Good, occasionally poor.

Faeroes

Cyclonic, mainly southwesterly, 5 to 7, becoming southeasterly 6 to gale 8, perhaps severe gale 9 later. Rough or very rough, occasionally high at first. Rain, thundery at first. Good, occasionally poor.

Southeast Iceland

Cyclonic, mainly southwesterly, 5 to 7, becoming southeasterly 6 to gale 8, perhaps severe gale 9 later. Rough or very rough, occasionally high at first. Rain, thundery at first. Good, occasionally poor.

East Northern Section

In north

Cyclonic 4 to 6, becoming southeasterly 7 to severe gale 9, then cyclonic gale 8 to storm 10 later. Rough or very rough, becoming moderate for a time in northwest, becoming very rough or high later. Showers, wintry in north, then rain for a time. Good occasionally poor.

In south

Westerly or southwesterly 5 to 7, becoming cyclonic gale 8 to storm 10, occasionally violent storm 11 later in southwest. Rough or very rough becoming high or very high, occasionally phenomenal later in far southwest. Showers, rain for a time. Poor.

West Northern Section

In north

Cyclonic 3 to 5, becoming easterly or northeasterly 7 to severe gale 9, then cyclonic gale 8 to storm 10 later. Moderate or rough, becoming very rough or high. Wintry showers, then rain or sleet. Good occasionally poor, becoming moderate or poor. Occasional light icing in northwest.

In south

Easterly or southeasterly, becoming cyclonic, gale 8 to storm 10, occasionally violent storm 11 in south. Rough or very rough, becoming high or very high, occasionally phenomenal later in far southeast. Rain or sleet then wintry showers. Poor.

East Central Section

Westerly or northwesterly 4 to 6 at first in east, otherwise southerly or southeasterly, veering southwesterly, 7 to severe gale 9, increasing storm 10 or violent storm 11 later in northwest. Very rough, occasionally rough in far southeast, becoming high or very high except in southeast, occasionally phenomenal later in far northwest. Showers at first in northeast, otherwise rain, wintry showers later. Good at first in northeast, otherwise moderate or poor.

West Central Section

Cyclonic, becoming westerly later, severe gale 9 to violent storm 11, occasionally hurricane 12 at first in west, decreasing 7 or gale 8 later in south. Very rough or high, becoming very high or phenomenal, occasionally high later in southwest. Rain then wintry showers. Poor.

Denmark Strait

Westerly or southwesterly 4 to 6, becoming variable 2 to 4, then northeasterly 6 to gale 8, increasing severe gale 9 or storm 10 later in south. Moderate or rough, becoming very rough or high in south. Mainly fair. Good, occasionally poor later in south. Light icing developing near the ice edge with temperatures ms02 to ms04.

North Iceland

Cyclonic 6 to gale 8, occasionally severe gale 9 in northwest, becoming southwesterly 4 to 6 in southeast, backing southeasterly later. Rough or very rough, occasionally high at first in far southeast. Occasional sleet or snow, becoming fair later in southeast. Moderate or good, occasionally very poor. Light to moderate icing near the ice edge with temperatures ms02 to ms04.

Norwegian Basin

Southerly or southwesterly 5 to 7. Rough or very rough, occasionally high at first in far west. Thundery showers. Good occasionally poor.

Outlook for following 24 hours

Violent storms expected in East Northern Section, West Northern Section, East Central Section and West Central Section, with violent storms also possible in Denmark Strait. Severe gales are expected in Bailey, Faeroes, Southeast Iceland, north Iceland and Norwegian Basin, with gales expected in Sole, Shannon and Rockall.

Unscheduled storm warnings are broadcast via Safetynet and in bulletin WONT54 EGRR available via some internet and ftpmail outlets