The clouds suddenly opened and the late sun broke through.
A few minutes later, the clouds opened and they were instantly drenched.
Any minute now that dark cloud will open: a short, sharp shower.
Then the clouds opened and let down the rain like a waterfall.
The clouds scattered, opened an infinite blue to us, at last were quite gone.
Thunder rolled across the sky and the clouds suddenly opened.
The clouds opened wider, and the sky was clear.
Suddenly the clouds opened wider than ever, as though a veil had been jerked away.
Then the clouds opened and the rain came down hard.
The cloud hanging over the industrial sector may well open the window of opportunity for other issuers.