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 18 areas.

There is a gale warning in 1 area.

Low pressure between Iceland and Scotland will sink southeastwards into Scotland during Thursday before turning northeastwards towards Scandinavia. It will remain cool and unsettled in all areas.

Rhagolwg Llongau

There is a gale warning in 1 area.

The general synopsis at midday

Low Bailey 1010 expected central Scotland 1003 by midday tomorrow

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 20 August 19:00 UTC

At 201200UTC, low 64 north 15 east 995 expected 64 north 20 east 999 by 211200UTC. Low 61 north 11 west 1010 expected 57 north 04 west 1003 by same time. Low 42 north 18 west 1016, slow moving, filling 1017 by that time. at 201200UTC, low 44 north 29 west 1018 expected 40 north 26 west 1018 by 211200UTC. High 53 north 31 west 1030 expected 51 north 29 west 1026 by same time