Indiana, 2001

Flash Flood in Indiana, August 11, 2001

August 11, 2001 · NWS ILN · 1 event in 1 county or zone

1 flash flood, as filed by the National Weather Service.

Where it happened

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.

  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
  • Fire, smoke and dust
  • Marine and coastal
  • Other

Open the live radar over this ground

The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
1

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.

What forecasters said that day

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 Aug 11, 8:15 PM EST, 2 hours 10 minutes earlier.

Area forecast discussion, Aug 11, 8:15 PM EST, 2 hours 10 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE WILMINGTON OH
915 PM EDT SAT AUG 11 2001

LTST SFC ANLYS SHWG BNDRY FM NEAR BAK TO JUST N OF DAY TO ARMD CMH.
PCPN ALG AND TO THE N OF BNDRY HAS BEGUN TO DIE OFF TO JUST SOME LGT
SHWRS WHILE STGR TSTMS ARE PROPAGATING S INTO MORE USTBL AMS TO S OF
BNDRY. XPCT THIS TREND TO CONT THRU THE RMNDR OF THE EVNG HRS AS SFC
WAVE OVR SE IND PUSHES SLOWLY E. WITH JUICY AMS IN PLACE...SHUD CONT
TO SEE SOME HEAVY RAINERS SO WL KP METION OF HEAVY RAIN ACRS SRN
ZONES BUT DROP ACRS N WHR PCPN HAS WKND. WL LEAVE TMPS ALONE.

.ILN...NONE.

LOTT

In the hours before

Local storm report, Aug 11, 7:32 PM EST, 2 hours 53 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON, OH
832 PM EDT SAT AUG 11 2001

TIME(EDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0810 PM    SOUTHERN PART OF COUNTY   OH   WIND DAMAGE
08/11/01   WARREN                         TREES DOWN
                                          REPORTED BY
                                          LAW ENFORCEMENT
                                          OFFICIALS

WILKINSON
Local storm report, Aug 11, 8:55 PM EST, 1 hour 30 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON, OH
955 PM EDT SAT AUG 11 2001

TIME(EDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0915 PM    MAINEVILLE                OH   FLOOD
08/11/01   WARREN                         WATER OVER ROADS

0925 PM    SYCAMORE                  OH   FLOOD
08/11/01   HAMILTON                       WATER OVER ROADS

0930 PM    LOVELAND                  OH   FLOOD
08/11/01   CLERMONT                       WATER OVER ROADS

The radar

The Cincinnati radar (KILN), 104 km away, was scanning. The volume nearest the first event began at 03:24 UTC.

Open the radar archive at this moment

Event by event

1 flash flood. Local standard time, as filed.

Flash Flood, Dearborn

When
August 11, 10:25 PM EST to 11:45 PM EST
Where
Dearborn County, Aurora
Reported by
LAW ENFORCEMENT
Coordinates
39.145, -84.973 (the zone’s center; the record gives no point)

Heavy rainfall caused roads to be closed across the southern part of the county.

What these are

Flash Flood
Flooding that begins within six hours of the rain that causes it, or of a dam or levee failure or ice jam release, often with deadly speed.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Indiana in 2001Every state in 2001This day in weather historyWarnings in Indiana, August 2001

Sources

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: 5257478.