high seas bulletin for Metarea 1
issued at 0800 on Saturday 21 November 2009
by the Met Office, Exeter, United Kingdom
Storm Warning
at 210000utc, low 53 north 28 west 970 expected 54 north 16 west 954
by 220000utc. Winds are expected to reach storm force 10 at times in
the southwestern semicircle, between 100 miles and 500 miles from the
centre, and reach violent storm force 11 at times after 211200utc,
between 70 miles and 250 miles of the centre. Winds are also expected
to reach storm force 10 in the northeastern quadrant, between 100
miles and 450 miles from the centre between 211000utc and 211800utc.
Also at 210000utc, low 61 north 34 west 982 expected 63 north 40 west
981 by 220000utc. Winds are expected to reach storm force 10,
occasionally violent storm force 11, in the northwestern semicircle
between 40 miles and 120 miles of the centre after 211500utc
General synopsis
at 210000utc, low 53 north 28 west 970 expected 54 north 16 west 954
by 220000utc. Low 61 north 34 west 982 expected 63 north 40 west 981
by same time. Low 66 north 12 west 978 moving steadily northeast and
losing its identity by that time. At 210000utc, low 67 north 09 east
976 expected 72 north 16 east 984 by 220000utc
Area forecasts for the next 24 hours
Sole
southerly veering southwesterly 7 to severe gale 9, increasing storm
10 at times, perhaps violent storm 11 later in west. Very rough or
high, increasing very high in west later. Rain or squally showers.
Moderate or poor, occasionally good
Shannon
southerly or southeasterly, veering southwesterly 7 to severe gale 9,
increasing gale 8 to storm 10, perhaps violent storm 11 later. Very
rough increasing high or very high. Rain then squally showers.
Moderate or poor
Rockall
southerly or southeasterly, backing easterly for a time, 6 to gale 8
increasing gale 8 to storm 10. Rough or very rough, occasionally high
later. Rain or squally showers. Moderate or good, occasionally poor
Bailey
southerly, backing easterly or southeasterly, 6 to gale 8, increasing
7 to severe gale 9, perhaps storm 10 later. Rough or very rough. Rain
or showers. Moderate or good, occasionally poor
Faeroes southeast Iceland
southwesterly, backing easterly or northeasterly, 6 to gale 8,
occasionally severe gale 9 in southeast Iceland. Rough or very rough,
occasionally high. Rain or showers. Moderate or good, occasionally
poor
East northern section
in north, southeasterly 5 or 6 backing northeasterly 7 to severe gale
9. Rough or very rough. Occasional rain. Moderate or good.
In south, easterly, becoming cyclonic, 7 to severe gale 9 increasing
gale 8 to storm 10. Very rough or high, occasionally very high in far
south. Rain or squally showers. Moderate or good, occasionally poor
West northern section
in northeast, easterly 5 or 6 increasing 6 to gale 8. Rough or very
rough. Occasional rain. Moderate or good.
In south, mainly westerly or northwesterly 7 to severe gale 9,
occasionally storm 10 in east. Very rough or high, occasionally very
high in east. Rain, mainly fair in west. Moderate or poor,
occasionally good in west.
In northwest, northeasterly 6 to gale 8 becoming cyclonic gale 8 to
storm 10, occasionally violent storm 11 later. Very rough or high.
Rain or snow. Moderate or poor, occasionally very poor. Moderate,
occasionally severe, icing in far northwest
East central section
in north, cyclonic becoming westerly or northwesterly gale 8 to storm
10, increasing violent storm 11 for a time. Very rough or high,
increasing very high later. Rain or squally showers. Moderate or
poor.
In south, southwesterly veering westerly or northwesterly gale 8 to
storm 10 decreasing 7 to severe gale 9 later. Very rough or high,
increasing very high. Squally showers. Moderate or good, occasionally
poor
West central section
in east, westerly or northwesterly gale 8 to storm 10 decreasing 5 to
7 later. High or very high, decreasing very rough later. Rain or
squally showers. Moderate or poor, occasionally good.
In west, westerly or northwesterly, becoming cyclonic, 6 to gale 8.
Very rough, occasionally high at first. Occasional rain. Moderate or
good, occasionally poor later
Denmark Strait
northerly or northeasterly 6 to gale 8 increasing severe gale 9 to
violent storm 11 for a time in west. Rough or very rough but high in
west. Snow. Poor or very poor. Moderate or severe icing with
temperatures ms02 to ms04 in southwest, ms05 to ms08 in northeast
North Iceland
in north, northerly 7 or gale 8, decreasing 6 later. Rough or very
rough. Snow. Moderate or poor, occasionally very poor at first.
Moderate, occasionally severe icing in northwest at first with
temperatures ms04 to ms07.
In south, westerly veering northerly 6 or 7, occasionally gale 8
later. Rough or very rough. Occasional rain. Moderate or poor
Norwegian Basin
in north, cyclonic, becoming mainly northerly or northeasterly later,
5 to 7. Rough or very rough. Occasional rain. Moderate, occasionally
poor.
In south, southwesterly backing easterly or northeasterly 6 to gale
8. Very rough, occasionally high at first. Occasional rain or
showers. Moderate or poor, occasionally good
Outlook for following 24 hours:
gales at times in all areas with severe gales for a time at first in
southeast Iceland and west northern section. Severe gales or storms
for a time in sole, Shannon, Rockall, east northern section, east
central section and Denmark Strait, with violent storms for a time in
Shannon and east central section
Unscheduled storm warnings are broadcast via safetynet and in
bulletin wont54 EGRR available via some internet and ftpmail
outlets
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