Alert archive / Ohio / Flash Flood Warnings in 1998

Flash Flood Warning 73, NWS Cleveland, OH

June 30, 1998Erie County, Huron County, Lorain County, Ohio

NWS Cleveland, OH issued this flash flood warning at Jun 30, 1998, 3:31 PM EDT for Erie County, Huron County, Lorain County, Ohio. It was in force for 3 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
Jun 30, 1998, 3:31 PM EDT (19:31 UTC)
Expired
Jun 30, 1998, 6:35 PM EDT
In force
3 hr
Issued by
NWS Cleveland, OH
Area
Whole counties

Counties Erie County, OH, Huron County, OH, Lorain County, OH

The radar

The Cleveland radar (KCLE), 53 km from the middle of the area, began a volume at 19:35 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, 7.5 hours before the alert went out and 172 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 1998-06-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 776 joules per kilogram.LCLLFCEL10008507005003002001001 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 1998-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -95 square meters per square second.1939587897Sfc1 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
776 J/kg
Mixed-layer CIN
-42 J/kg
Mixed-layer LCL
897 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
-95 m²/s²
0-3 km storm-relative helicity
-16 m²/s²
Significant tornado parameter
-0.3
Supercell composite
-2.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KCLE 301931
FFWCLE
OHC043-077-093-302235-

BULLETIN - EAS ACTIVATION/IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
331 PM EDT TUE JUN 30 1998

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

* FLOOD WARNING FOR URBAN AREAS AND SMALL STREAMS FOR...
  ERIE COUNTY IN NORTH CENTRAL OHIO
  HURON COUNTY IN NORTH CENTRAL OHIO
  LORAIN COUNTY IN NORTHEASTERN OHIO

* UNTIL 635 PM EDT

* AT 330 PM...SPOTTERS HAVE REPORTED STREET FLOODING IN VERMILION
  AS WELL AS THE NORTH PORTION OF HURON COUNTY AROUND NORWALK.


IF YOU LIVE NEAR A STREAM OR CREEK...GO TO HIGHER GROUND. NEVER DRIVE
THROUGH WATER OF AN UNKNOWN DEPTH.


WSF

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 29, 8:13 PM EDTFlash Flood WarningCLEHolmes2 hr
Jun 29, 8:34 PM EDTTornado WarningCLEHolmes31 min
Jun 29, 10:47 PM EDTFlash Flood WarningCLEHolmes7 hr
Jun 30, 10:56 AM EDTSevere Thunderstorm WarningCLEWood64 min
Jun 30, 11:03 AM EDTSevere Thunderstorm WarningCLESandusky62 min
Jun 30, 11:58 AM EDTFlash Flood WarningCLEErie, Sandusky3 hr
Jun 30, 12:16 PM EDTSevere Thunderstorm WarningCLEHuron, Lorain64 min
Jun 30, 12:32 PM EDTSevere Thunderstorm WarningCLEMedina63 min
Jun 30, 1:02 PM EDTSevere Thunderstorm WarningCLEWayne63 min
Jun 30, 1:09 PM EDTSevere Thunderstorm WarningCLESummit66 min
Jun 30, 1:21 PM EDTTornado WarningCLESummit64 min
Jun 30, 1:31 PM EDTSevere Thunderstorm WarningCLEStark64 min
Jun 30, 1:43 PM EDTTornado WarningCLEStark67 min
Jun 30, 1:52 PM EDTSevere Thunderstorm WarningCLEMahoning63 min
Jun 30, 2:15 PM EDTSevere Thunderstorm WarningCLEWayne50 min
Jun 30, 2:21 PM EDTTornado WarningCLEErie49 min
Jun 30, 2:27 PM EDTSevere Thunderstorm WarningCLEOttawa48 min
Jun 30, 2:36 PM EDTSevere Thunderstorm WarningCLELorain64 min
Jun 30, 3:08 PM EDTSevere Thunderstorm WarningCLECuyahoga, Medina62 min
Jun 30, 3:46 PM EDTSevere Thunderstorm WarningCLESummit, Wayne64 min
Jun 30, 3:59 PM EDTSevere Thunderstorm WarningCLEStark66 min

Nearby

Flash Flood Warnings in Ohio, 1998Every flash flood warning in 1998

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.