the writing is on the wall

US /ðə ˈraɪtɪŋ ɪz ɑn ðə wɔl/
UK /ðə ˈraɪtɪŋ ɪz ɑn ðə wɔl/
"the writing is on the wall" picture
1.

used to say that there are clear signs that something bad is going to happen

:
After several missed deadlines and budget overruns, the writing was on the wall for the project.
The company's sales have been declining for months; the writing is on the wall for a major restructuring.