今にも嵐になりそうだ。の英語

A storm is brewing.

A storm is imminent.

There's going to be a storm.

There is going to be a storm.

A storm is coming.

It seems that there will be a storm soon.

There's a storm coming.

It seems that there will be a storm soon.

It is threatening to rain.

It looks like it can start raining and thundering any moment.

There is every sign of rain.

We are going to have a storm.

We're going to have a storm.

It is going to rain soon.

It's going to rain soon.

It'll rain soon.

It's about to rain.

It looks as if it's going to rain.

The thunderbolt is likely to fall any minute.

A thunderbolt is likely to fall any minute.

We are liable to get a storm before the day is out.

It may rain any minute.

It may rain at any moment.

It may rain at any time.

I hope this stormy weather won't go on.

It will be stormy tonight.

It looks as if it's going to rain (at) any moment [minute].

It threatens to rain every moment.

A storm is coming now.

The storm was at its worst.