ISOBAR
6 letters
Historical clue formulations
- Line on a map — 2023-07-28
- Pressure indicator on a map — 2017-09-24
- Weather line — 2015-04-01
- Sign of pressure? — 2013-07-07
- Weathercaster's pressure line — 2011-11-01
- Weather map line — 2008-04-23
- Weather map line — 2008-02-04
- Map line — 2006-04-01
- Weather graphic — 2005-09-03
- Meteorologist's line — 2003-12-28
- Weather line — 2003-04-28
- Weather line — 2003-03-12
- Weather map line — 2001-04-24
- Line on a weather map — 2000-01-24
- Front line — 1997-12-07
- Map line — 1997-10-16
- Front line — 1996-10-20
- Meteorological indicator — 1996-01-12
- Line in a forecast — 1995-07-09
- Front line, maybe — 1995-06-16
- Front line? — 1994-10-02