According to the Rapture Ready Index (something like the Union of Concerned Scientists clock, but for wingnuts), the risk of the Rapture occurring is down one point from the last update.

They have a number of metrics to arrive at their score (False Christs, Debt and Trade, Liberalism, Globalism, Civil Rights [yes they view advancing civil rights as a bad thing], &c).

raptureready.com (current score 180)

100 and Below: Slow prophetic activity 100 to 130: Moderate prophetic activity 130 to 160: Heavy prophetic activity Above 160: Fasten your seat belts