A general synopsis of the 2001 season of ROTATE is as follows:
04-07 May: Lubbock, Wichita Falls, Altus, back to Norman, Gainsville, S OK: Tornado data including some during genesis. 8-12 minutes. Single Doppler only. Several volume scans. No images yet.
10 May: Des Moines, IA: Mean looking hooks and mesos, but no tornadoes.
17-20 May: W OK, Des Moines NM, Wichita Falls, Eastern OK. Dual-Doppler in Tornado near Enterprise OK. Distant data in Tornado near Dustin OK. Dual-Doppler in Enterprise was very lopsided (circulation center 1.2 km from DOW3) and tornado was weak.