Late in the wk.
Else clues• Ascension Day, e.g.: Abbr.
• Cal. heading
• Calendar abbr.
• Calendar col.
• Calendar column: Abbr.
• Day of the wk.
• Every yr. has a holy one
• Fifth calendar col.
• Start of some three day weekends: Abbr.
• T-giving day
• TGIF preceder
• Thanksgiving day: Abbr.
• There's a holy one every yr.
• Wed. follower
• Weekday abbr.
• Yest., as far as this puzzle is concerned