The Arriva Trains Wales service between Fishguard Harbour and Clarbeston Road has been suspended because of flooding.
There is currently no estimate for when a normal service will resume.
Stena Line services between Fishguard and Rosslare have been cancelled because of the bad weather.
26 jobs are at risk with ferry operator Stena Line at Holyhead on Anglesey and at Fishguard in Pembrokeshire.
The company says 21 positions in Holyhead, and 5 in Fishguard are at risk of redundancy.
A company spokesperson said: "Our ferry operations have been losing money for a number of years which is clearly not a sustainable position. Following a comprehensive review of our European operations, we have identified a number of areas in which we need to become more efficient and reduce costs.
The company says its services will not be affected by the proposals.
Environmental health officers from Pembrokeshire County Council are investigating an outbreak of sickness and diarrhoea at Goodwick primary school in Fishguard.
A hundred and seventeen pupils out of a hundred and twenty six failed to turn up for class today.
Thirteen staff are also absent.
Parents have been told to keep their children home until they're clear of symptoms for 48 hours.
Police have named the man who died after becoming trapped in a trench in Letterston yesterday as 54 year old Glyndwr Richards from Crymych.
A 54-year-old man, trapped in a trench near Fishguard, has died.
The man was working inside a trench near the village of Letterston.
Mid and West Wales Fire Service worked for several hours to try and rescue the man.
Dyfed Powys Police have confirmed that a 54-year-old man, trapped in a trench near Fishguard, has died.
The man was working inside a trench near the village of Letterston. A specialist rescue crew is at the scene.
The man was working inside the trench in the village of Letterston when the sides caved in. A specialist rescue crew is at the scene, along with firemen and paramedics.