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.
High pressure will decline southeastwards, allowing a developing low to move eastwards across the Northern Isles later today. An associated cold front will then introduce an unseasonably cold northerly flow during the course of Monday, as it progresses quickly southwards across the United Kingdom.
There are gale warnings in 8 areas.
The general synopsis at midnight
Low 150 miles west of Bailey 1019 expected Viking 1000 by midnight tonight
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.
The general synopsis at 22 April 19:00 UTC
New low moving steadily eastwards, expected 61 north 08 west 1009 by 231200UTC. Low 69 north 13 east 990, slow moving, filling 999 by same time. High 54 north 14 west 1033 expected sea area Dover 1029 by that time. New high expected 72 north 27 west 1038 by 231200UTC. Low 44 north 23 west 1018 losing its identity