“Western mountain range, informally” crossword clue

Reveal the answer to see why it works and where this clue has appeared before.SIERRAS is the answer to the New York Times crossword clue “Western mountain range, informally”. It was last seen in the puzzle of July 19, 2026, where it runs at 40 Down and fills 7 squares. It crosses 7 other entries in that grid — those are listed below and are the quickest way to confirm the letters you already have.