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 7 areas.

There is a gale warning in 1 area.

A thundery low off northeast Scotland will soon move away, a weak area of high pressure bringing settled weather for a time. But a new area of low pressure will move slowly northwards across the British Isles from later today, bringing further rain or thundery showers to all areas.

Rhagolwg Llongau

The general synopsis at midnight

Low Cromarty 1006 moving slowly northeast losing its identity by midnight tonight. High Shannon 1019 expected Fair Isle 1020 by same time. New low expected cornwall 1011 by that 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

The general synopsis at 28 May 07:00 UTC

At 280000UTC, low 58 north 39 west 999 expected 60 north 32 west 1001 by 290000UTC. Low 46 north 42 west 1001 expected 50 north 27 west 1003 by same time. Low 39 north 19 west 1004 moving slowly northeast and losing its identity by that time. at 280000UTC, high 52 north 11 west 1019 expected 60 north 07 west 1020 by 290000UTC. New low expected 51 north 05 west 1011 by same time. Low 67 north 09 east 1003 expected 64 north 30 east 997 by that time