High seas forecast

Issued by the Met Office at

For the period until

Storm warnings

At 240000UTC, low 56 north 25 west 980 expected 58 north 05 west 948 by 250000UTC. Winds will reach storm force 10 within 200 miles of the centre in the southern and southwestern quadrants throughout the period. Winds will also reach violent storm force 11 at times within 150 miles of the centre in the southern and southwestern quadrants throughout the period. In addition, easterly or southeasterly winds will reach storm force 10 at times to the south of 62 north in Norwegian Basin between 242300UTC and 250400UTC

General synopsis

At 240000UTC, low 56 north 25 west 980 expected 58 north 05 west 948 by 250000UTC. Low 64 north 29 west 988 expected 64 north 35 west 989 by same time. New lows expected 46 north 36 west 1007, 61 north 35 west 991 and 76 north 13 west 995 by that time. Lows 63 north 16 west 988, 66 north 08 west 992 and 72 north 17 west 990 all losing their identities

Area forecasts for the next 24 hours

Sole

Southwesterly 6 to gale 8, veering northwesterly 5 to 7 later. Very rough or high. Rain. Moderate or poor.

Shannon

Southwest veering northwest, 7 to severe gale 9. Very rough or high, becoming very high for a time in north. Rain then showers. Moderate or poor.

Rockall

South 6 to gale 8 becoming cyclonic gale 8 to storm 10, occasionally violent storm 11, then becoming northwest later. Rough or very rough becoming high or very high. Rain then squally showers. Moderate or poor.

Bailey

South 6 to gale 8 becoming cyclonic gale 8 to storm 10, then becoming northwest later. Rough or very rough becoming very rough or high. Rain then squally showers. Moderate or poor.

Faeroes

Cyclonic 4 to 6 increasing 6 to gale 8, then increasing severe gale 9 at times. Moderate or rough becoming rough or very rough. Rain or showers. Good, occasionally poor.

Southeast Iceland

Cyclonic 4 to 6 increasing 6 to gale 8, then increasing severe gale 9 at times. Moderate or rough becoming rough or very rough. Rain or showers. Good, occasionally poor.

East Northern Section

In northern half of the area

Northeasterly backing northerly or northwesterly, 4 to 6, increasing 7 or gale 8 in southeast. Moderate or rough, becoming very rough in southeast. Rain or showers, but mainly fair in far northwest. Good, occasionally poor except in far northwest.

In southern half of the area

Cyclonic severe gale 9 to violent storm 11 at first in east, otherwise northwesterly 6 to gale 8, occasionally severe gale 9 in south and east, backing westerly 5 or 6 later in west. Rough or very rough in north and west, mainly very rough or high in south and east, but very high at first in far southeast. Rain or squally showers. Moderate or poor, occasionally good in north and west.

West Northern Section

In northern half of the area

Cyclonic, but mainly northwesterly at first, 4 to 6, occasionally 7 at first in east, then becoming northerly or northeasterly 6 to gale 8 later in far northwest. Moderate or rough. Rain or sleet at times in east, sleet or snow at times in west. Moderate or good, occasionally very poor. Occasional light icing in very far northwest.

In southern half of the area

Westerly or northwesterly 5 to 7, occasionally gale 8 at first, backing westerly or southwesterly 4 to 6 later. Rough or very rough. Occasional rain or showers, perhaps wintry at times. Moderate or good, occasionally poor.

East Central Section

Westerly or southwesterly veering northwesterly, 7 to severe gale 9, occasionally storm 10 at first in far northeast, then decreasing 4 to 6 except in far northeast, becoming variable 2 to 4 later in west and south, then becoming cyclonic 6 to gale 8 later in far southwest. Very rough or high, occasionally very high at first in far northeast, becoming rough or very rough later. Squally showers in north, rain in south, perhaps thundery at times. Moderate or poor, occasionally good later.

West Central Section

In southern half of the area

Cyclonic 6 to gale 8 decreasing 4 to 6. Rough or very rough. Rain, thundery at times, fog patches. Moderate or good, occasionally very poor.

In northern half of the area

Northwesterly 5 to 7, occasionally gale 8 at first in east, backing westerly or southwesterly 4 to 6 in north but becoming variable 2 to 4 in south. Very rough, becoming rough later. Showers, then rain later in northwest. Moderate or good.

Denmark Strait

Northerly or northeasterly mainly 4 to 6, but 6 to gale 8 at first to the north of 71 north, and then increasing 6 to gale 8 later in far east between 68 north and 70 north. Very rough at first in far northeast, otherwise moderate or rough. Sleet or snow at times. Moderate or good, occasionally very poor. Light or moderate icing at times to the north of 68 north in the east, with temperatures ms02 to ms05.

North Iceland

Cyclonic mainly 4 to 6, but 7 or gale 8 at first in far northwest and increasing 6 to gale 8 for a time in east and southeast. Mainly moderate or rough, but occasionally very rough at first in far northwest, and also later in far southeast. Sleet or snow at times in northwest but rain or sleet at times in southeast. Moderate or good, occasionally very poor in northwest and poor in southeast. Light or moderate icing until later in far northwest, with temperatures ms03 to ms06.

Norwegian Basin

Southerly or southeasterly 3 to 5, backing easterly or southeasterly 6 to gale 8 in north but 7 to severe gale 9 in south, occasionally storm 10 for a time later in far south. Moderate or rough, becoming rough or very rough except in far east. Rain at times, but mainly fair in far east. Good, occasionally poor except in far east.

Outlook for following 24 hours

Storm force winds expected in Bailey and East Central Section. Severe gales expected in Rockall, Faeroes, Southeast Iceland, East Northern Section, West Central Section and Denmark Strait. Gales expected in Sole, Shannon, West Northern Section, north Iceland and Norwegian Basin.

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

Storm warnings

Storm warnings, issued by the Met Office, on behalf of the Maritime and Coastguard Agency.

Rockall, Bailey, East Northern Section, East Central Section, and Norwegian Basin.

Issued:

At 240000UTC, low 56 north 25 west 980 expected 58 north 05 west 948 by 250000UTC. Winds will reach storm force 10 within 200 miles of the centre in the southern and southwestern quadrants throughout the period. Winds will also reach violent storm force 11 at times within 150 miles of the centre in the southern and southwestern quadrants throughout the period. In addition, easterly or southeasterly winds will reach storm force 10 at times to the south of 62 north in Norwegian Basin between 242300UTC and 250400UTC.