Historical clue formulations

• Weather map features — 2026-07-10
• Weather map lines — 2021-01-04
• Some map lines — 2013-01-03
• High and low indicators — 2010-09-03
• Lines on weather maps — 2006-05-29
• Weather map lines — 2001-05-08
• Lines on a weather map — 1999-01-13
• Weather map details — 1996-04-28
• They're found between highs and lows — 1995-10-28
• Lines from Willard Scott — 1994-12-04