Alert archive / Ohio / Flash Flood Warnings in 2003

Flash Flood Warning 6, NWS Cleveland, OH

July 7, 2003Mahoning County, Portage County, Ohio

NWS Cleveland, OH issued this flash flood warning at Jul 7, 2003, 4:41 PM EDT for Mahoning County, Portage 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
Jul 7, 2003, 4:41 PM EDT (20:41 UTC)
Expired
Jul 7, 2003, 7:45 PM EDT
In force
3 hr
Issued by
NWS Cleveland, OH
Area
Whole counties

Counties Mahoning County, OH, Portage County, OH

The radar

The Cleveland radar (KCLE), 81 km from the middle of the area, began a volume at 20:44 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

Pittsburgh, PA (KPIT), launched 12:00Z, 8.7 hours before the alert went out and 106 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, Pittsburgh, PA at 12:00Z on 2003-07-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 202 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, Pittsburgh, PA at 12:00Z on 2003-07-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 67 square meters per square second.193958Sfc1 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
202 J/kg
Mixed-layer CIN
-78 J/kg
Mixed-layer LCL
648 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
67 m²/s²
0-3 km storm-relative helicity
93 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

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

000 
WGUS51 KCLE 072047
FFWCLE
OHC099-133-072345-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
441 PM EDT MON JUL 7 2003

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  MAHONING COUNTY IN NORTHEAST OHIO...
  PORTAGE COUNTY IN NORTHEAST OHIO...

* UNTIL 745 PM EDT

* AT 439 PM EDT...WEATHER SERVICE RADAR INDICATED HEAVY              
RAIN CONTINUING TO FALL IN A BAND ACROSS SOUTHERN PORTAGE COUNTY     
INTO CENTRAL MAHONING COUNTY GENERALLY FROM MOGADORE RESERVOIR       
EAST TO NEAR CANFIELD.  RADAR ESTIMATES AROUND 2 INCHES MAY HAVE     
FALLEN DURING THE PAST HOUR IN PARTS OF THIS AREA WITH ANOTHER      
INCH OR TWO POSSIBLE DURING THE NEXT HOUR.

* SOME LOCATIONS AFFECTED INCLUDE...
  BOARDMAN
  CAMPBELL
  CANFIELD
  YOUNGSTOWN

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.
$$
ADAMS

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 7, 1:23 PM EDTSpecial Marine WarningCLE2 hr
Jul 7, 1:23 PM EDTSpecial Marine WarningCLE2 hr
Jul 7, 1:23 PM EDTSpecial Marine WarningCLE2 hr
Jul 7, 1:25 PM EDTSevere Thunderstorm WarningCLELucas, Wood65 min
Jul 7, 1:53 PM EDTSevere Thunderstorm WarningCLEHancock67 min
Jul 7, 2:04 PM EDTSevere Thunderstorm WarningCLEOttawa, Sandusky56 min
Jul 7, 2:11 PM EDTSevere Thunderstorm WarningCLEErie, Huron49 min
Jul 7, 2:18 PM EDTSevere Thunderstorm WarningCLESeneca42 min
Jul 7, 2:28 PM EDTSevere Thunderstorm WarningCLEWyandot62 min
Jul 7, 2:39 PM EDTSevere Thunderstorm WarningCLEPortage, Summit66 min
Jul 7, 2:43 PM EDTSevere Thunderstorm WarningCLELorain47 min
Jul 7, 2:51 PM EDTSevere Thunderstorm WarningCLECrawford, Marion54 min
Jul 7, 2:58 PM EDTTornado WarningCLEPortage32 min
Jul 7, 3:00 PM EDTSevere Thunderstorm WarningCLECuyahoga45 min
Jul 7, 3:05 PM EDTSevere Thunderstorm WarningCLEErie, Huron40 min
Jul 7, 3:12 PM EDTSevere Thunderstorm WarningCLEMorrow, Richland63 min
Jul 7, 3:24 PM EDTTornado WarningCLEMahoning66 min
Jul 7, 3:27 PM EDTSevere Thunderstorm WarningCLEMedina48 min
Jul 7, 3:29 PM EDTTornado WarningCLESummit61 min
Jul 7, 3:32 PM EDTSevere Thunderstorm WarningCLELorain28 min
Jul 7, 3:34 PM EDTSevere Thunderstorm WarningCLEAshland41 min
Jul 7, 3:47 PM EDTTornado WarningCLEPortage43 min
Jul 7, 3:54 PM EDTSevere Thunderstorm WarningCLEKnox51 min
Jul 7, 3:54 PM EDTSevere Thunderstorm WarningCLEHolmes, Wayne66 min
Jul 7, 4:02 PM EDTSevere Thunderstorm WarningCLEStark58 min
Jul 7, 4:13 PM EDTSevere Thunderstorm WarningCLEMedina17 min
Jul 7, 4:29 PM EDTSevere Thunderstorm WarningCLEMahoning, Portage, Summit61 min

Nearby

Flash Flood Warnings in Ohio, 2003Every flash flood warning in 2003

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.