1: εὐδία
(Strong's #2105 — Noun Feminine — eudia — yoo-dee'-ah )

akin to eudios, "calm," denotes "fair weather," Matthew 16:2 .

2: χειμών
(Strong's #5494 — Noun Masculine — cheimon — khi-mone' )

"winter," also "a winter storm," is translated "foul weather" in Matthew 16:3 . See TEMPEST , WINTER.