Gloomy Sky
Macedonia. Practice day – quick overdevelopment
AdventureFlying Photography | Competitions | Macedonia | Weather Phenomena

  Some did fly and got soaking wet on the landing:    

Morning inversion in Greifenburg
Morning in Greifenburg
AdventureFlying Photography | Alps | Weather Phenomena

Morning inversion.

Meduno River after a front
Meduno
AdventureFlying Photography | Alps | Weather Phenomena
Cumulonimbus Italy
Cumulonimbus near Venice
AdventureFlying Photography | Weather Phenomena
Mamatus over Landing field Schöckl
Peculiar Clouds
AdventureFlying Photography | Weather Phenomena

Mamatus over Landing field of Schöckl.