2024 has broken the record for most tornadoes in Iowa in a single year. The National Weather Service says there have been 122 tornadoes in Iowa this year. The previous record was 120 tornadoes in 2004. According to the NWS, most of the tornadoes happened in April and May, with 49 tornadoes recorded in both months. 67 tornadoes have been rated EF-0 or EF-U. An EF-U is an “unknown” rating for tornadoes that do not hit a damage indicator, making it impossible to rate its strength. There have been 39 EF-1 tornadoes in Iowa with is the most in a single year on record. There have also been four EF-3 and two EF-4 tornadoes, which are the most for both ratings since 1999.