Fort Madison, United States
| CODE | KFSW |
| IATA Code | FMS |
| ICAO Code | KFSW |
| Type | Small Airport |
| City | Fort Madison |
| Country | United States |
| Region | Iowa |
| Continent | North America |
| Latitude | 40.659113 |
| Longitude | -91.327763 |
| Elevation | 220.7 m |
| Time Zone | America/Chicago |
| Local Time | — |