Portuguese Phrase
Vai estar nublado.
Meaning
The sentence means 'It will be cloudy.' It is a prediction about the weather, indicating that clouds will cover the sky later.
When to use
Use this phrase when talking about the forecast for the near future, planning an outdoor activity, or simply commenting on the expected weather for later in the day or tomorrow.
✦Grammar Breakdown
Vaiestarnublado
Vai + infinitivo (near future)
The construction 'vai + infinitive' expresses an action that will happen soon, similar to English 'going to'.
Estar for temporary states
Use 'estar' when describing a condition that can change, such as weather.
Adjective agreement
'Nublado' agrees with the implied masculine singular subject (o tempo, o céu).
🗨In Conversation
Vai estar nublado amanhã?
Will it be cloudy tomorrow?
Sim, o céu vai ficar nublado o dia todo.
Yes, the sky will stay cloudy all day.
✕Common Mistakes
Será nublado.
Use 'ser' for permanent characteristics; weather is temporary, so 'estar' is correct.
Vai estar nublado.
The adjective must be 'nublado' (cloudy). 'Nublado' is a misspelling.
Vai estar nublado?
When asking a question, the intonation rises, but you should add a question mark only in writing; spoken Portuguese uses rising intonation.
↔Alternatives
O tempo vai ficar nublado.
The weather will become cloudy.
O céu estará nublado.
The sky will be cloudy.
Vai chover.
It's going to rain.
Cultural Tip
In Brazil, people often check the forecast before making plans, especially for weekend barbecues (churrasco) or beach trips. Saying 'vai estar nublado' is a casual, everyday way to warn friends that the sun might not shine, and it’s perfectly normal to add a friendly suggestion like 'levar um guarda‑chuva' (bring an umbrella).