1 flash flood, as filed by the National Weather Service.
Every event with a place to put it; 1 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Wilmington, OH wrote its last area forecast discussion before the first event at Jul 22, 2:20 AM EST, 2 hours 55 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE WILMINGTON OH 320 AM EDT SUN JUL 22 2001 MODELS IN FAIRLY GOOD AGREEMENT ACROSS OUR AREA THIS FCST PERIOD. APPEARS THE ETA A BIT SLOWER WITH S/W OVER SRN CANADA 24-36HR. THIS TRANSLATES TO THE MODEL BEING A BIT SLOWER WITH THE PROGRESSION OF ATTENDANT SFC. THICKNESS ALSO TRENDING A BIT WARMER. FOR TODAY...WK MID LVL S/W EXPECTED TO DROP INTO FA BY MID-LATE AFTERNOON. THIS SHOULD AID IN SOME DESTABILIZATION AS ALSO SOME LOW LVL FORCING WILL BE IN PLACE ALONG WITH AXIS OF HIGHER INSTABILITY. WILL THUS KEEP 30 POPS ACROSS ALL BY CMH AREA WHERE WILL GO WITH ONLY 20 POPS. MAYS SEE SOME EARLY MORNING CONVECTION CONTINUE ACROSS SE PORTION OF FA AS CURRENT FORCING EXPECTED TO REMAIN IN PLACE EARLY TODAY. GUIDANCE TEMPS CONTRAST WELL WITH THICKNESS ANALYSIS. FOR TONIGHT...SIMILAR TO THE LAST SEVERAL NIGHTS...FEEL THERE IS STILL A 20-30 CHC POPS ACROSS OUR FA. ALTHOUGH FORCING WILL BE WEAK...AXIS OF INSTABILITY WILL BE AREA OF FOCUS. FOR MONDAY...VERY LITTLE IN THE WAY OF FORCING. WITH THICKNESS VALUES A BIT WARMER AND THE TREND TO INCREASE SOMEWHAT...FELL LOW 90S POSSIBLE ACROSS MOST OF FA. CLEMISILN OUT ASAP. .ILN...NONE. DISTEFANO
The Cincinnati radar (KILN), 54 km away, was scanning. The volume nearest the first event began at 10:15 UTC.
1 flash flood. Local standard time, as filed.
Thunderstorms produced heavy rain which caused high water on roads.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Ohio in 2001Every state in 2001This day in weather historyWarnings in Ohio, July 2001
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5257036.