According to the folk calendar, October 3rd marks the memory of the great martyr Eustathius of Rome, who was called Vetryak in Rus'.
The direction of the wind today was used to judge the upcoming weather.
The millers who worked on windmills celebrated their professional holiday. On this day, they began to float grain by water.

Name day October 3
Today, the following people celebrate their name day: Alexander, Vasily, Ivan, Ilarion, Mikhail, Oleg, Tatyana, Fedor.
Those born on October 3 are distinguished by their friendliness and activity, as well as excellent leadership qualities.
This is why such people often become the life of the party and lead a vibrant social life.
Weather signs
The direction of the wind was used to judge the upcoming weather:
- the north wind promised cold;
- the south promised warm weather;
- the western rain indicated the approach of rains;
- eastern - promised clear days.
If there was no wind on this day, then they expected the first snow to fall soon.
The warm day indicated that autumn would linger for a long time.