In many regions in Greece the Prophet Elias is considered the overseer of rain, thunder, lightning and the wind, as in the Old Testament Elias prevented rain from falling on the land of Israel by the word of his mouth for three years. Folklore says that lightening and thunder are his weapons and he unleashes them as he chases the devil or variously the dragon across the heavens in his chariot.  

If you do know anyone named Elias, dont forget to call them to wish them well, saying “Hronia Polla ( Χρονια Πολλα) in Greek!