 The 1974 Super Outbreak was the second-largest tornado outbreak on record for a single 24-hour period, just behind an outbreak with how many tornadoes confirmed?
1974 Super Outbreak: The 1974 Super Outbreak was the second-largest tornado outbreak on record for a single 24-hour period, just behind the 2011 Super Outbreak. 2011 Super Outbreak:  In total, 362 tornadoes were confirmed by NOAA's National Weather Service (NWS) and Government of Canada's Environment Canada in 21 states from Texas to New York to southern Canada.
362