| Level:  | 22 | 
| Cost:  | 70 000 | 
| Land Required:  | 2x2 | 
| Road Required:  | Yes | 
| Electricity Required:  | 18 | 
| Construction Time:  | 02d 00h | 
| Construction Speed Up: | 2 | 
| Items Required: | Ceilometer x8 Transparency Meter x8 Radiosonde x8 Hygrometer x8 | 
| Benefits: | Complete required flights 3 days in a row to receive a Wind Charm bonus. Complete required flights 6 days in a row to receive a Shaman Drum bonus. Complete required flights 9 days in a row to receive a Vintage Weathervane bonus. |