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 is a strong wind warning in 1 area.

There is a gale warning in 1 area.

An area of high pressure to the northwest of the United Kingdom will persist keeping quiet settled weather in most areas although a shallow low will affect some northern areas by Saturday.

Rhagolwg Llongau

The general synopsis at midnight

High Norwegian Sea 1028 and low Spain 1009, both slow moving with little change

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

The general synopsis at 23 July 19:00 UTC

At 231200UTC, low 81 north 20 west 998 expected 79 north 14 east 1002 by 241200UTC. Low 43 north 42 west 1005 expected 42 north 34 west 1000 by same time. Low 59 north 30 west 1007 expected 63 north 34 west 1009 by that time. at 231200UTC, high 64 north 45 west 1016 slow moving intensifying 1017 by 241200UTC. High 62 north 01 east 1029 expected 67 north 08 east 1027 by same time