Y Tywydd Arfordir a Môr
Mae'r cynnwys hwn ar gael yn Saesneg yn unig.
A 24 hour weather forecast for 24 UK coastal areas
There are strong wind warnings in 7 areas.
There is a gale warning in 1 area.
Pressure will build across the United Kingdom from the south during Wednesday. However, pressure will fall again from the northwest during Thursday, bringing strong winds or gales to northern and western parts.
There are gale warnings in 9 areas.
The general synopsis at 1800
High Biscay 1026 slow moving expected 1029 by 1800 Wednesday. Low 120 miles north of Iceland 977 expected just northwest of Iceland 972 by same time
The Extended Outlook aims to signpost expected hazards for the Cullercoats, Niton and Portpatrick areas for the three days beyond the 24 hour shipping forecast.
There are storm warnings in 4 areas.
The general synopsis at 30 September 19:00 UTC
At 301200UTC, low 64 north 33 west 953 expected 64 north 25 west 965 by 011200UTC. High 47 north 45 west 1028 expected 46 north 24 west 1032 by same time. High 59 north 13 east 1028 expected 60 north 26 east 1033 by that time. New low expected 63 north 40 west 980 by 011200UTC. Low 61 north 40 west 966 losing its identity