Alert archive / Ohio / Flash Flood Warnings in 2007

Flash Flood Warning 29, NWS Cleveland, OH

May 1, 2007Ashland County, Ohio

NWS Cleveland, OH issued this flash flood warning at May 1, 2007, 7:03 PM EDT for Ashland County, Ohio. It was in force for 4 hr. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
May 1, 2007, 7:03 PM EDT (23:03 UTC)
Expired
May 1, 2007, 11:00 PM EDT
In force
4 hr
Issued by
NWS Cleveland, OH
Area
Whole counties

County Ashland County, OH

The radar

The Cleveland radar (KCLE), 72 km from the middle of the area, began a volume at 23:02 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.

What was reported inside it

TimeReportWhereRemark
May 1, 9:30 PM EDTFLOOD5 N Ashland, OHWIDESPREAD FLOODING. NUMEROUS STATE AND US ROUTES CLOSED.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 12:00Z, 11.1 hours before the alert went out and 190 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 2007-05-01Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Pittsburgh, PA at 12:00Z on 2007-05-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 77 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1863 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
77 m²/s²
0-3 km storm-relative helicity
249 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 012305
FFWCLE
OHC005-020300-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
703 PM EDT TUE MAY 1 2007

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  ASHLAND COUNTY IN NORTH CENTRAL OHIO

* UNTIL 1100 PM EDT

* AT 702 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
FLASH FLOODING FROM A THUNDERSTORM OVER THE WARNED AREA AND MORE 
THUNDERSTORMS WILL BE MOVING THROUGH THE COUNTY.

* THE STORM PRODUCING FLASH FLOODING WILL CAUSE FLOODING OF ROADS 
AND STREAMS. 

ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES MAY OCCUR IN THE WARNED 
AREA.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE
UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS
SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

LAT...LON 4093 8232 4094 8232 4106 8232 4106 8217
      4099 8218 4099 8217 4099 8213 4090 8213
      4090 8213 4090 8232

$$
KIELTYKA
1 follow-up statement
000 
WGUS71 KCLE 020139
FFSCLE

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
938 PM EDT TUE MAY 1 2007

OHC005-020300-
ASHLAND OH-
938 PM EDT TUE MAY 1 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1100 PM EDT FOR
NORTHEASTERN ASHLAND COUNTY...

AT 936 PM EDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED WIDESPREAD 
FLOODING ACROSS THE NORTHERN PART OF THE COUNTY. MANY STATE ROUTE 
AND U.S. ROUTES ARE CLOSED DUE TO HIGH WATER.

THE SHOWERS AND THUNDERSTORMS WILL COME TO AN END BY MIDNIGHT. UP TO 
AN ADDITIONAL HALF AN INCH OF RAIN IS POSSIBLE THROUGH MIDNIGHT.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE
UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS
SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

LAT...LON 4093 8232 4094 8232 4106 8232 4106 8217
      4099 8218 4099 8217 4099 8213 4090 8213
      4090 8213 4090 8232

$$

MRD

The office that day

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

IssuedProductOfficeCountiesLasted
May 1, 3:11 PM EDTSevere Thunderstorm WarningCLELucas, Wood64 min
May 1, 3:40 PM EDTSevere Thunderstorm WarningCLESandusky80 min
May 1, 3:48 PM EDTTornado WarningCLESandusky, Wood42 min
May 1, 4:07 PM EDTSevere Thunderstorm WarningCLESeneca53 min
May 1, 4:08 PM EDTSevere Thunderstorm WarningCLEOttawa67 min
May 1, 4:30 PM EDTSevere Thunderstorm WarningCLEHuron, Sandusky75 min
May 1, 4:35 PM EDTSevere Thunderstorm WarningCLEErie25 min
May 1, 4:43 PM EDTSpecial Marine WarningCLE92 min
May 1, 4:54 PM EDTSevere Thunderstorm WarningCLEMahoning, Trumbull36 min
May 1, 4:55 PM EDTSevere Thunderstorm WarningCLESeneca50 min
May 1, 5:00 PM EDTSevere Thunderstorm WarningCLELucas60 min
May 1, 5:02 PM EDTSevere Thunderstorm WarningCLEAshtabula, Lake58 min
May 1, 5:08 PM EDTTornado WarningCLELucas, Wood52 min
May 1, 5:19 PM EDTSevere Thunderstorm WarningCLEAshland, Lorain56 min
May 1, 5:28 PM EDTSevere Thunderstorm WarningCLERichland52 min
May 1, 5:34 PM EDTSevere Thunderstorm WarningCLESandusky71 min
May 1, 5:37 PM EDTTornado WarningCLEAshland53 min
May 1, 5:41 PM EDTSevere Thunderstorm WarningCLEMedina, Wayne64 min
May 1, 5:45 PM EDTSevere Thunderstorm WarningCLEHuron60 min
May 1, 5:56 PM EDTTornado WarningCLELucas, Wood64 min
May 1, 6:08 PM EDTSevere Thunderstorm WarningCLESeneca82 min
May 1, 6:26 PM EDTSevere Thunderstorm WarningCLEAshtabula64 min
May 1, 6:29 PM EDTSevere Thunderstorm WarningCLEAshland46 min
May 1, 6:33 PM EDTSevere Thunderstorm WarningCLEStark57 min
May 1, 6:37 PM EDTSpecial Marine WarningCLE113 min
May 1, 6:41 PM EDTSevere Thunderstorm WarningCLEHuron64 min
May 1, 6:44 PM EDTSevere Thunderstorm WarningCLEWayne61 min
May 1, 6:45 PM EDTSevere Thunderstorm WarningCLEHancock60 min
May 1, 6:50 PM EDTFlash Flood WarningCLEWayne4 hr
May 1, 6:51 PM EDTSevere Thunderstorm WarningCLECuyahoga54 min
May 1, 6:54 PM EDTSevere Thunderstorm WarningCLESummit66 min
May 1, 6:56 PM EDTSevere Thunderstorm WarningCLELake64 min
May 1, 7:00 PM EDTSevere Thunderstorm WarningCLERichland30 min
May 1, 7:07 PM EDTSevere Thunderstorm WarningCLEGeauga53 min
May 1, 7:10 PM EDTSevere Thunderstorm WarningCLEPortage65 min
May 1, 7:15 PM EDTSevere Thunderstorm WarningCLEAshland60 min
May 1, 7:17 PM EDTSevere Thunderstorm WarningCLECrawford, Wyandot48 min
May 1, 7:26 PM EDTSevere Thunderstorm WarningCLEAshtabula64 min
May 1, 7:34 PM EDTSevere Thunderstorm WarningCLETrumbull56 min
May 1, 7:47 PM EDTFlash Flood WarningCLEStark6 hr
May 1, 7:50 PM EDTSevere Thunderstorm WarningCLEMahoning30 min

Nearby

Flash Flood Warnings in Ohio, 2007Every flash flood warning in 2007

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.