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