Y Tywydd Arfordir a Môr


Mae'r cynnwys hwn ar gael yn Saesneg yn unig.

Rhagolwg Arfordirol

A 24 hour weather forecast for 24 UK coastal areas

Tablau Llanw

Tidal information supplied by the UK Hydrographic Office

Dyfroedd Gyda'r Glannau

There are strong wind warnings in 19 areas.

There is a gale warning in 1 area.

A deep area of low pressure currently centred just west of southern Norway will gradually transfer southwards across the North Sea during the next couple of days. This will bring a very cold and unstable northwesterly then northerly airflow across the British Isles.

Rhagolwg Llongau

There are gale warnings in 24 areas.

The general synopsis at midday

Low Norwegian Basin 956 expected Viking 963 by midday tomorrow. Low northeast Bailey 967 expected northern France 975 by same time

Rhagolwg Estynedig

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.

Moroedd Uchel

There are storm warnings in 8 areas.

The general synopsis at 29 January 20:00 UTC

At 291200UTC, low 63 north 03 east 956 expected Viking 963 by 301200UTC. Low 59 north 11 west 967 expected northern France 975 by same time. High 39 north 30 west 1040 slow-moving, declining 1035 by that time. at 291200UTC, high 72 north 33 west 1025 expected 70 north 37 west 1024 by 301200UTC. Low 54 north 47 west 1004 losing its identity