Big wildfires would still be a threat to airships. I'd imagine that piloting a ship in the near vicinity of such a fire might be dangerous, because it will have

Big wildfires would still be a threat to airships. I'd imagine that piloting a ship in the near vicinity of such a fire might be dangerous, because it will have some sort of effect (I admit I'm not entirely sure what sort) on the airspace above and around it. But maybe you can view it from a distance.