downwind
🇺🇸
/ˌdaʊnˈwɪnd/
🇬🇧
/ˌdaʊnˈwɪnd/
towards the direction the wind is coming from
The smoke from the fire was blowing downwind, causing the air quality to worsen in the nearby town.
火事からの煙が風下流に吹き、近くの町の空気の質を悪化させました。