This is the 1005th most frequent Russian word.
ветра
"Vetra" is the genitive singular or nominative plural form of the Russian word "ветер," meaning "wind."
In this sentence, 'ветра' refers to strong winds as a meteorological condition.
Ветра сегодня очень сильные.
The winds are very strong today.
Here, 'ветра' is used to describe the wind as a natural phenomenon producing sound.
Я слышу свист ветра за окном.
I hear the whistle of the wind outside the window.
In this context, 'ветра' indicates the wind as an agent of natural shaping or erosion.