High Seas
High Seas information supplied by the Met Office , external on behalf of the Maritime and Coastguard Agency (MCA), external.
From:20:00 UTC Thursday 22 October
To:20:00 UTC Friday 23 October
Summary
At 221200UTC, low 48 north 15 west 981 expected 52 north 04 east 981 by 231200UTC. Low 61 north 33 west 984 expected 61 north 17 west 991 by same time. Low 58 north 55 west 996 expected 57 north 43 west 992 by that time. Low 58 north 02 east 987 expected 73 north 13 west 990 by 231200UTC
Issued:20:00 UTC Thursday 22 October
Storm warnings are in effect in the following locations:
- Sole
- Shannon
- Denmark Strait
- North Iceland
Issued:20:00 UTC Thursday 22 October
Storm warning issued
At 221200UTC, low 48 north 15 west 981 expected 52 north 04 east 981 by 231200UTC, westerly or northwesterly winds are expected to reach storm force 10 or violent storm force 11 at times within 50 and 250 miles of the low in the southwest quadrant until 230800UTC. Northerly or northeasterly winds are expected to reach storm force 10 in the northeast of Denmark Strait until 231300UTC and the far northwest of north Iceland from 230500UTC.
Issued:20:00 UTC Thursday 22 October
Wind: Cyclonic severe gale 9 to violent storm 11, becoming northwest 7 to severe gale 9.
Sea State: High or very high, becoming very rough later.
Weather: Rain or showers.
Visibility: Poor.
Storm warning issued
At 221200UTC, low 48 north 15 west 981 expected 52 north 04 east 981 by 231200UTC, westerly or northwesterly winds are expected to reach storm force 10 or violent storm force 11 at times within 50 and 250 miles of the low in the southwest quadrant until 230800UTC. Northerly or northeasterly winds are expected to reach storm force 10 in the northeast of Denmark Strait until 231300UTC and the far northwest of north Iceland from 230500UTC.
Issued:20:00 UTC Thursday 22 October
Wind: Northerly or northwesterly severe gale 9 to violent storm 11, decreasing 6 to gale 8.
Sea State: Very rough, occasionally high at first in south.
Weather: Rain then showers.
Visibility: Moderate or poor.
Wind: Cyclonic 4 to 6, occasionally 7.
Sea State: Moderate or rough, occasionally very rough.
Weather: Rain or showers.
Visibility: Good, occasionally poor.
Wind: Cyclonic 4 to 6.
Sea State: Moderate or rough, occasionally very rough.
Weather: Rain or showers.
Visibility: Good, occasionally poor.
Wind: Cyclonic 4 to 6.
Sea State: Moderate or rough.
Weather: Rain or showers.
Visibility: Good, occasionally poor.
Wind: Cyclonic 4 to 6.
Sea State: Moderate or rough.
Weather: Rain or showers.
Visibility: Good, occasionally poor.
Wind: In north: Cyclonic 3 to 5, occasionally 6 in far northwest and far southeast. In south: Westerly 5 to 7, occasionally gale 8 at first, backing southwesterly 4 to 6.
Sea State: In north: Rough or very rough, becoming moderate or rough later. In south: Variable, becoming rough or very rough later.
Weather: In north: Showers, wintry at times. In south: Squally showers then rain later.
Visibility: In north: Good, occasionally poor. In south: Moderate or good, occasionally poor.
Wind: In north: Cyclonic 6 to gale 8, becoming northerly or northeasterly 4 to 6, becoming cyclonic 5 to 7 later in northeast. In south: Westerly 6 to gale 8, decreasing 4 to 6, becoming cyclonic later.
Sea State: In north: Rough or very rough, becoming moderate or rough later. In south: Very rough or high, becoming rough or very rough.
Weather: In north: Occasional rain or wintry showers. In south: Rain or showers.
Visibility: In north: Moderate or good, occasionally poor. In south: Moderate or good, occasionally poor.
Wind: Westerly or northwesterly backing southwesterly later, 6 to gale 8.
Sea State: Rough or very rough, occasionally high at first in north and southeast.
Weather: Showers then rain later in northwest.
Visibility: Moderate or good, occasionally poor.
Wind: In north: Westerly or southwesterly becoming cyclonic later, 5 to 7, occasionally gale 8 later in southeast. In south: Variable 2 to 4 at first in south, otherwise westerly or southwesterly 4 to 6, becoming cyclonic 6 to gale 8 later.
Sea State: In north: Rough or very rough. In south: Moderate or rough, becoming rough or very rough later.
Weather: In north: Rain or showers. In south: Mainly fair then rain at times.
Visibility: In north: Moderate or good, occasionally poor. In south: Moderate or good, occasionally poor.
Storm warning issued
At 221200UTC, low 48 north 15 west 981 expected 52 north 04 east 981 by 231200UTC, westerly or northwesterly winds are expected to reach storm force 10 or violent storm force 11 at times within 50 and 250 miles of the low in the southwest quadrant until 230800UTC. Northerly or northeasterly winds are expected to reach storm force 10 in the northeast of Denmark Strait until 231300UTC and the far northwest of north Iceland from 230500UTC.
Issued:20:00 UTC Thursday 22 October
Wind: In area east of 23 west: Cyclonic 4 to 6 just northwest of Iceland, otherwise northerly or northeasterly 7 to severe gale 9, occasionally storm 10 until later. In area west of 23 west: Variable 2 to 4 within 50 miles of the greenland coast, otherwise northerly or northeasterly 6 to gale 8, decreasing 4 to 6 in west.
Sea State: In area east of 23 west: Very rough or high, becoming rough or very rough later. In area west of 23 west: Rough or very rough, occasionally high at first in east, becoming moderate or rough later.
Weather: In area east of 23 west: Occasional snow. In area west of 23 west: Occasional snow.
Visibility: In area east of 23 west: Moderate to very poor. Moderate or severe icing expected north of 67 north with temperatures ms05 to ms08. In area west of 23 west: Moderate or good, occasionally very poor. Light or moderate icing expected at times in east with temperatures ms02 to ms04.
Storm warning issued
At 221200UTC, low 48 north 15 west 981 expected 52 north 04 east 981 by 231200UTC, westerly or northwesterly winds are expected to reach storm force 10 or violent storm force 11 at times within 50 and 250 miles of the low in the southwest quadrant until 230800UTC. Northerly or northeasterly winds are expected to reach storm force 10 in the northeast of Denmark Strait until 231300UTC and the far northwest of north Iceland from 230500UTC.
Issued:20:00 UTC Thursday 22 October
Wind: In northwestern half of area: Northerly or northeasterly 7 to severe gale 9, occasionally storm 10 in northwest, becoming cyclonic 4 to 6 later. In southeastern half of area: Cyclonic 4 to 6.
Sea State: In northwestern half of area: Rough or very rough, occasionally high in far northwest. In southeastern half of area: Moderate or rough.
Weather: In northwestern half of area: Occasional rain, sleet, snow and freezing rain, fog patches at times in southeast. In southeastern half of area: Occasional rain with fog patches.
Visibility: In northwestern half of area: Moderate to very poor. Light or moderate icing expected in northwest with temperatures ms02 to ms05, occasionally severe near ice edge with temperatures ms06 to ms08. In southeastern half of area: Moderate to very poor, becoming moderate or good in far south.
Wind: Cyclonic 6 to gale 8, becoming variable 2 to 4 later.
Sea State: Moderate or rough, occasionally very rough in east.
Weather: Rain at times becoming mainly fair later.
Visibility: Moderate or good, occasionally poor until later.
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