| Answer | Crossword Clue |
|---|---|
| ISOTHERM | Line on a weather map showing equal temperatures |
| ISOGRAM | Weather-map line denoting equal temperatures. |
| ISOBAR | Line on a weather map |
| FRONT | Line on a weather map |
| ISOBAR | Line on a weather map. |
| ISOGRAM | Line on a weather map. |
| ISOTHERM | Line on a weather map |
| ISOHEL | Line on a weather map |
| ISOBAR | Line on a weather report map |
