straw in the wind

Translations
предвестник
The sudden drop in sales was a straw in the wind for the company's future.
Внезапное падение продаж было предвестником будущего компании.
Definitions
A sign or indication of a future event or trend, often used to suggest that something may happen based on small or preliminary evidence.
Words
wind

noun
сквозняк
straw

noun
солома