Avui el tren arriba amb retard.

Avui means today and it is an adverb of time. Catalan often puts time expressions near the beginning of the sentence, especially when setting the scene.

So:

• Avui el tren arriba amb retard. = Today the train arrives late / is delayed today.

You could move avui elsewhere, but starting with it sounds very natural if today is the main time reference.

Catalan usually uses the definite article much more often than English.

• el tren = the train

In English, you might sometimes say trains are delayed or train arrives late in headline style, but normal Catalan usually wants the article with a specific noun:

• el tren
• la noia
• els cotxes

So el tren arriba... is the normal way to say the train arrives...

Arriba is the 3rd person singular present tense of arribar (to arrive).

The subject is el tren = the train, which is third person singular, so the verb must match it:

• jo arribo = I arrive
• tu arribes = you arrive
• ell / ella arriba = he / she arrives
• el tren arriba = the train arrives

So arriba is used because el tren is singular.

Catalan, like English, often uses the present tense for scheduled or expected events, especially with transport, timetables, and plans.

So Avui el tren arriba amb retard can sound like:

• Today the train is arriving late
• Today the train arrives late

This is very natural for things like trains, buses, flights, classes, and appointments.

Compare:

• El tren arriba a les vuit. = The train arrives at eight.
• Demà arribo d’hora. = Tomorrow I arrive early / I’m arriving early tomorrow.

Amb retard literally means with delay, but in natural English it usually corresponds to:

• late
• delayed
• running late

It is a very common expression in Catalan, especially for transport and formal announcements.

Examples:

• El vol surt amb retard. = The flight leaves late / is delayed.
• El tren arriba amb retard. = The train arrives late / is delayed.

So even though the literal wording is different from English, the meaning is very standard.

Yes, but the nuance is a little different.

• arribar tard = to arrive late
• arribar amb retard = to arrive delayed / with a delay

Both can be understood, but amb retard is especially common in transport, announcements, and more formal contexts.

So:

• El tren arriba tard sounds more like plain everyday the train arrives late
• El tren arriba amb retard sounds a bit more like official transport language

Also, you will very often hear:

• El tren va amb retard. = The train is delayed.

That is probably even more common in real-life travel situations.

Amb usually means with.

In this expression, amb retard is a fixed and very common combination meaning with delay or delayed.

So this is not a word-for-word translation from English structure, but a standard Catalan expression.

You should learn amb retard as a chunk:

• anar amb retard = to be delayed
• arribar amb retard = to arrive late / delayed
• sortir amb retard = to depart late

Yes. Catalan word order is fairly flexible, though some orders sound more natural depending on what you want to emphasize.

For example:

• Avui el tren arriba amb retard.
• El tren arriba amb retard avui.
• El tren avui arriba amb retard.

All are possible, but the first one is very natural if you want to highlight today.

A rough guide:

• Avui... at the beginning = emphasis on today
• El tren... at the beginning = emphasis on the train
• ...amb retard at the end = neutral placement for the delay information

Yes. Tren is a masculine noun, so it takes:

• el tren = the train

There is not always a visible ending that tells you the gender. Unlike some nouns, tren does not end in something obviously masculine or feminine, so you mainly learn it together with its article:

• el tren
• el llibre
• la mà
• la ciutat

A good habit in Catalan is to memorize nouns with their article.

A simple learner-friendly pronunciation guide would be:

• Avui ≈ ah-BOO-ee
• el tren ≈ uhl TREN
• arriba ≈ uh-REE-buh
• amb retard ≈ ahm ruh-TART

A few useful notes:

• The r in arriba and retard is a Catalan r, not an English one.
• The final d in retard may sound softer than an English d, depending on accent.
• Avui has two syllables for many learners: a-vui, with the stress on the second part.

If you are learning Central Catalan pronunciation, unstressed vowels may sound more reduced than you expect.

Only if the subject is already clear from context.

Catalan often drops subject pronouns, but here el tren is not a pronoun — it is the actual noun subject. If you remove it, the sentence just means arrives late / arrives delayed, and the listener would need context to know what is arriving.

So:

• Avui el tren arriba amb retard. = fully clear on its own
• Avui arriba amb retard. = possible only if everyone already knows what it is

Most likely a specific situation today, not a habit.

Because of Avui (today), the sentence usually refers to what is happening on this particular day. Without that time expression, the present tense could sometimes describe a general pattern.

Compare:

• Avui el tren arriba amb retard. = Today the train is delayed.
• El tren arriba sempre amb retard. = The train always arrives late.
• El tren arriba amb retard sovint. = The train often arrives late.

So the time word helps determine the meaning.

Often, yes.

In everyday transport language, anar amb retard is extremely common for saying a train, bus, or flight is delayed:

• El tren va amb retard. = The train is delayed.

By contrast:

• El tren arriba amb retard. focuses specifically on the arrival
• El tren va amb retard. describes the train’s delayed status more generally

So your sentence is correct, but a learner should know that va amb retard is very frequent in real announcements and conversation.