The Guardian Quick puzzle clues 2017 Feb 18

• Be at variance Crossword Clue
• Brief violent storm Crossword Clue
• Co-author of the Communist Manifesto, 1848 Crossword Clue
• Covered way with shops on either side Crossword Clue
• Disadvantages Crossword Clue
• Foot soldiers Crossword Clue
• Former Greek monetary unit Crossword Clue
• Headland Crossword Clue
• Jezebel's husband — Moby Dick's hunter Crossword Clue
• Long-stemmed clay pipe Crossword Clue
• Metric weight Crossword Clue
• Military rank Crossword Clue
• More mature internet user Crossword Clue
• (Person) getting better Crossword Clue
• Police vehicle Crossword Clue
• Slow gradually, then stop completely Crossword Clue
• Social function for dancing Crossword Clue
• To this place Crossword Clue
• Turncoat Crossword Clue
• US singer/actress — French river/department Crossword Clue
• Watford's county (abbr) Crossword Clue
• Without affectation Crossword Clue