Natural disasters or even man-made disasters can be worst in life. Many disasters which gets predicted way too early creates lot of panic-driven moments. Some gets over-hyped by the media and by national/religious leaders. Here are few predicted disasters that were hyped too much and was a big deal to all during the time.
But now, it kind of seems silly.
There was a lot of panic during the time 1999. It was assumed that there would be high confusion with the computer listing the dates. The panic went so forward to an extent that it was believed that all banking system would instantly collapse and even air crashes would happen.
There was a lot of effort put in to update the systems. Huge amount of money was spent to prevent the Y2K crisis.