up·wind 
/ˈʌpˈwɪnd/ adverb
/ˈʌpˈwɪnd/ adverb : in the direction that is opposite to the direction of the wind
▪ We sailed upwind. [=into the wind] — often + of ▪ We were standing upwind of the fire.
▪ We sailed upwind. [=into the wind] — often + of ▪ We were standing upwind of the fire.
— upwind adjective
▪ the upwind side of the fire
▪ the upwind side of the fire
