Harrison County, IA F3 Tornadoes – May 16, 1999

Per the Storm Prediction Center, there were 25 tornadoes on May 16, 1999, nearly half in the state of Iowa. The strongest tornadoes of the day were rated F3. The first formed at 14:45 Local Time in Harrison County, IA. The second formed at 15:16 Local Time also in Harrison County, IA! We will be highlighting both twisters in this summary.

You cannot copy content of this page