Alert archive / Ohio / Flash Flood Warnings in 2002

Flash Flood Warning 3, NWS Cleveland, OH

April 19, 2002Lorain County, Ohio

NWS Cleveland, OH issued this flash flood warning at Apr 19, 2002, 4:12 PM EDT for Lorain County, Ohio. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Apr 19, 2002, 4:12 PM EDT (20:12 UTC)
Expired
Apr 19, 2002, 6:15 PM EDT
In force
2 hr
Issued by
NWS Cleveland, OH
Area
Whole counties

County Lorain County, OH

The radar

The Cleveland radar (KCLE), 25 km from the middle of the area, began a volume at 20:11 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Detroit, MI (KDTX), launched 12:00Z, 8.2 hours before the alert went out and 176 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, Detroit, MI at 12:00Z on 2002-04-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Detroit, MI at 12:00Z on 2002-04-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 97 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1223 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
97 m²/s²
0-3 km storm-relative helicity
113 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
WGUS51 KCLE 192012
FFWCLE
OHC093-192215-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
410 PM EDT FRI APR 19 2002

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  LORAIN COUNTY IN OHIO...

* UNTIL 615 PM EDT

* AT 405 PM EDT WEATHER SERVICE RADAR INDICATED PERSISTANT HEAVY     
  RAINFALL IN WESTERN LORAIN COUNTY NEAR OBERLIN.  SOME MINOR STREET 
  FLOODING HAS ALREADY STARTED TO OCCUR AND ADDITIONAL FLOODING IS   
  EXPECTED.

* SOME LOCATIONS AFFECTED INCLUDE...
  AMHERST
  AVON LAKE
  ELYRIA
  GRAFTON
  LORAIN
  VERMILION
  WELLINGTON

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING. 
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY. 
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE 
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS 
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY 
AUTOMOBILE. IF YOUR VEHICLE STALLS, ABANDON IT IMMEDIATELY AND SEEK 
HIGHER GROUND.

$$
ADAMS

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 19, 6:12 AM EDTSpecial Marine WarningCLE2 hr
Apr 19, 6:12 AM EDTSpecial Marine WarningCLE2 hr
Apr 19, 6:12 AM EDTSpecial Marine WarningCLE2 hr
Apr 19, 3:33 PM EDTSevere Thunderstorm WarningCLELorain57 min
Apr 19, 4:17 PM EDTSevere Thunderstorm WarningCLEMedina58 min
Apr 19, 4:32 PM EDTSevere Thunderstorm WarningCLEKnox, Morrow58 min
Apr 19, 4:52 PM EDTSevere Thunderstorm WarningCLEWayne38 min
Apr 19, 5:00 PM EDTSevere Thunderstorm WarningCLESummit30 min
Apr 19, 5:10 PM EDTTornado WarningCLEWayne35 min
Apr 19, 5:15 PM EDTTornado WarningCLEStark60 min
Apr 19, 5:25 PM EDTFlash Flood WarningCLEKnox, Morrow110 min
Apr 19, 5:31 PM EDTSevere Thunderstorm WarningCLEKnox59 min
Apr 19, 5:39 PM EDTSevere Thunderstorm WarningCLEHolmes66 min
Apr 19, 6:13 PM EDTFlash Flood WarningCLEHolmes2 hr
Apr 19, 6:24 PM EDTSevere Thunderstorm WarningCLERichland66 min
Apr 19, 7:11 PM EDTSevere Thunderstorm WarningCLECrawford, Morrow64 min
Apr 19, 7:29 PM EDTFlash Flood WarningCLERichland2 hr
Apr 19, 7:32 PM EDTSevere Thunderstorm WarningCLERichland58 min
Apr 19, 7:39 PM EDTSevere Thunderstorm WarningCLEMarion66 min
Apr 19, 7:46 PM EDTFlash Flood WarningCLEKnox, Morrow3 hr

Nearby

Flash Flood Warnings in Ohio, 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; radar from the NEXRAD Level II archive.