المظلة معايا دلوقتي عشان فيه مطر.

معايا means with me in Egyptian Arabic.

It comes from مع (with) plus a pronoun ending meaning me. In everyday Egyptian, X معايا often means I have X with me.

So:

المظلة معايا
literally: The umbrella is with me
natural English: I have the umbrella with me

In Arabic, the verb to be is usually not said in the present tense.

So instead of saying:

The umbrella is with me

Egyptian Arabic simply says:

المظلة معايا

This is very normal. The idea of is is understood automatically.

Yes, المظلة literally means the umbrella.

The prefix الـ is the definite article, like the in English.

In this sentence, it probably refers to a specific umbrella that is already understood in the situation. Arabic often uses the definite form where English might sometimes say an umbrella, depending on context, but the literal form here is definitely the umbrella.

دلوقتي means now, right now, or at the moment.

So:

المظلة معايا دلوقتي
= I have the umbrella with me now

It is a very common Egyptian Arabic word.

Here عشان means because.

So the sentence structure is:

المظلة معايا دلوقتي = I have the umbrella with me now
عشان فيه مطر = because it’s raining / because there is rain

In other contexts, عشان can also mean so that, for, or in order to, but here it clearly means because.

فيه here means there is.

So:

فيه مطر
literally: There is rain
natural English: It’s raining or There’s rain

This is a very common Egyptian Arabic way to talk about existence or presence:

• فيه ناس = There are people
• فيه مشكلة = There is a problem
• فيه مطر = There is rain / It’s raining

Egyptian Arabic often uses a noun expression instead of a weather verb.

So فيه مطر literally means there is rain, and that naturally gives the idea it’s raining.

You may also hear other expressions, such as:

• الدنيا بتمطر = It’s raining
• المطر نازل = The rain is coming down

But فيه مطر is simple, common, and very natural.

You know it is about me because of معايا.

The ending in معايا already includes the meaning me, so أنا is not necessary.

Arabic often leaves out separate subject pronouns when the meaning is already clear.

You could say:

أنا معايا المظلة دلوقتي

but it is not required. Adding أنا may give extra emphasis, like I’m the one who has the umbrella now.

Yes. Egyptian Arabic is flexible with word order, especially in everyday speech.

This sentence starts with المظلة to make the umbrella the topic:

المظلة معايا دلوقتي عشان فيه مطر

But you could also hear:

• معايا المظلة دلوقتي عشان فيه مطر
• أنا معايا المظلة دلوقتي عشان فيه مطر

These all express very similar ideas, but the emphasis shifts a little. Starting with المظلة highlights the umbrella itself.

A natural rough pronunciation is:

el-maZalla maʿaya delwaʔti ʿashān fīh maṭar

A few notes:

• الـ is usually pronounced el- in Egyptian Arabic.
• معايا sounds like ma-ʿa-ya.
• دلوقتي is often heard as delwa’ti or dilwa’ti.
• عشان sounds like ʿashān.
• فيه sounds like fīh.
• مطر sounds like maṭar.

In everyday speech, some sounds may be softened depending on the speaker.

مطر means rain.

In Arabic, nouns do not work with articles in exactly the same way as in English. In فيه مطر, the word مطر appears without الـ, so it is just rain in a general sense.

That is why the phrase feels like:

There is rain
rather than
There is a rain

English usually says rain without a/an too, since it is normally an uncountable noun.

In Modern Standard Arabic, you would usually not say it exactly this way.

A more standard version might be something like:

المظلة معي الآن لأن هناك مطرًا

or more naturally:

المظلة معي الآن لأن الجو ممطر
or
أحمل المظلة الآن لأن المطر يهطل

Compared with Egyptian Arabic:

• معايا becomes معي
• دلوقتي becomes الآن
• عشان becomes لأن
• فيه is a colloquial existential form; Standard Arabic often uses هناك or a different structure

So the original sentence is clearly Egyptian colloquial, not Standard Arabic.