Alert archive / Ohio / Flash Flood Warnings in 2002

Flash Flood Warning 22, NWS Wilmington, OH

May 8, 2002Clermont County, Ohio; Campbell County, Kentucky

NWS Wilmington, OH issued this flash flood warning at May 8, 2002, 10:23 AM EDT for Clermont County, Ohio; Campbell County, Kentucky. It was in force for 112 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
May 8, 2002, 10:23 AM EDT (14:23 UTC)
Expired
May 8, 2002, 12:15 PM EDT
In force
112 min
Issued by
NWS Wilmington, OH
Area
Whole counties

Counties Campbell County, KY, Clermont County, OH

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 2.4 hours before the alert went out and 379 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Nashville Metro, TN at 12:00Z on 2002-05-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 793 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Nashville Metro, TN at 12:00Z on 2002-05-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 175 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
793 J/kg
Mixed-layer CIN
-55 J/kg
Mixed-layer LCL
853 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
175 m²/s²
0-3 km storm-relative helicity
160 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.9

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WGUS51 KILN 081423
FFWILN
KYC037-OHC025-081615-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE WILMINGTON OH
1021 AM EDT WED MAY 8 2002

THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CAMPBELL COUNTY IN NORTHERN KENTUCKY...
  CLERMONT COUNTY IN SOUTHWEST OHIO...

* UNTIL 1215 PM EDT...

* WEATHER SERVICE RADAR INDICATED VERY HEAVY RAIN OVER THE WARNED 
  COUNTIES. UP TO AN INCH OF RAIN HAS FALLEN OVER CAMPBELL AND 
  CLERMONT COUNTIES SINCE 930 AM...WITH AN ADDITIONAL INCH EXPECTED 
  THROUGH 1130 AM. 

* SOME LOCATIONS IN THE WARNING AREA INCLUDE...
  ALEXANDRIA...
  COLD SPRING...
  HIGHLAND HEIGHTS...
  BATAVIA...
  MILFORD...
  
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY.
MOVE TO HIGHER GROUND.

The office that day

Everything else NWS Wilmington, OH issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 8, 9:37 AM EDTFlash Flood WarningILNButler, Hamilton113 min
May 8, 10:49 AM EDTFlash Flood WarningILNBrown, Highland116 min
May 8, 11:21 AM EDTFlash Flood WarningILNAdams, Pike, Ross114 min

Nearby

Flash Flood Warnings in Ohio, 2002Flash Flood Warnings in Kentucky, 2002Every flash flood warning in 2002

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.