Alert archive / Ohio / Flash Flood Warnings in 2019

Flash Flood Warning 3, NWS Cleveland, OH

May 28, 20196 counties in Ohio

NWS Cleveland, OH issued this flash flood warning at May 28, 2019, 4:33 PM EDT for 6 counties in Ohio. It was in force for 4 hr. 2 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
May 28, 2019, 4:33 PM EDT (20:33 UTC)
Expired
May 28, 2019, 8:30 PM EDT
In force
4 hr
Issued by
NWS Cleveland, OH
Area
Storm-based polygon
Flood severity
None

Counties Cuyahoga County, OH, Geauga County, OH, Lorain County, OH, Medina County, OH, Portage County, OH, Summit County, OH

The radar

The Cleveland radar (KCLE), 36 km from the middle of the area, began a volume at 20:31 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 28, 8:12 PM EDTFLOOD1 E Brooklyn Heights, OHROAD CLOSED UNDER 2 FEET OF STANDING WATER.
May 28, 8:12 PM EDTFLOOD2 Nne Brecksville, OHROAD CLOSED DUE TO FLOODING AT GREENHAVEN AND WIESE RD.

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

The nearest sounding before it

Pittsburgh, PA (KAGC), launched 12:00Z, 8.6 hours before the alert went out and 153 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 2019-05-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 450 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, Pittsburgh, PA at 12:00Z on 2019-05-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 498 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
450 J/kg
Mixed-layer CIN
-73 J/kg
Mixed-layer LCL
910 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
498 m²/s²
0-3 km storm-relative helicity
483 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.4

Open this sounding in Storm Lab

The text

As transmitted.

230 
WGUS51 KCLE 282033
FFWCLE
OHC035-055-093-103-133-153-290030-
/O.NEW.KCLE.FF.W.0003.190528T2033Z-190529T0030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Cleveland OH
433 PM EDT Tue May 28 2019

The National Weather Service in Cleveland has issued a

* Flash Flood Warning for...
  Northern Portage County in northeastern Ohio...
  Southern Geauga County in northeastern Ohio...
  Southern Cuyahoga County in northeastern Ohio...
  Northeastern Medina County in northeastern Ohio...
  Northern Summit County in northeastern Ohio...
  East central Lorain County in north central Ohio...

* Until 830 PM EDT.

* At 431 PM EDT, Doppler radar indicated thunderstorms producing
  heavy rain across the warned area. Up to two inches of rain have 
  already fallen and another 2 inches is expected by 6 PM. Flash 
  flooding is expected to begin shortly along and south of I-480.

* Some locations that will experience flooding include...
  Cleveland, Elyria, Parma, Strongsville, Brunswick, North Royalton,
  North Ridgeville, Solon, Hudson, Twinsburg, Streetsboro, Macedonia,
  Grafton, Garrettsville, Mantua, North Olmsted, Garfield Heights,
  Maple Heights, Parma Heights and Broadview Heights.



PRECAUTIONARY/PREPAREDNESS ACTIONS...

Excessive runoff from heavy rainfall will cause flooding of small
creeks and streams, urban areas, highways, streets and underpasses as
well as other drainage areas and low lying spots.

&&

LAT...LON 4143 8100 4122 8100 4120 8210 4141 8212

$$

LaPlante
2 follow-up statements
227 
WGUS71 KCLE 282208
FFSCLE

Flash Flood Statement
National Weather Service Cleveland OH
608 PM EDT Tue May 28 2019

OHC035-055-093-103-133-153-290030-
/O.CON.KCLE.FF.W.0003.000000T0000Z-190529T0030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Portage OH-Geauga OH-Cuyahoga OH-Medina OH-Summit OH-Lorain OH-
608 PM EDT Tue May 28 2019

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 830 PM EDT FOR
NORTHERN PORTAGE...SOUTHERN GEAUGA...SOUTHERN CUYAHOGA...NORTHEASTERN
MEDINA...NORTHERN SUMMIT AND EAST CENTRAL LORAIN COUNTIES...

At 600 PM EDT, Doppler radar indicated that the initial cluster of 
training thunderstorms that prompted the warning have moved east 
after dropping 1-2 inches of rain. The rain has temporarily ended but 
more storms may move into the warned area after 7 PM and produce 
heavy rainfall. Flash flooding may still occur in low lying and 
flood prone areas.

Some locations that will experience flooding include...
Cleveland, Elyria, Parma, Strongsville, Brunswick, North Royalton,
North Ridgeville, Solon, Hudson, Twinsburg, Streetsboro, Macedonia,
Grafton, Garrettsville, Mantua, North Olmsted, Garfield Heights,
Maple Heights, Parma Heights and Broadview Heights.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Excessive runoff from heavy rainfall will cause flooding of small
creeks and streams, urban areas, highways, streets and underpasses as
well as other drainage areas and low lying spots.

&&

LAT...LON 4143 8100 4122 8100 4120 8210 4141 8212

$$

LaPlante
503 
WGUS71 KCLE 282325
FFSCLE

Flash Flood Statement
National Weather Service Cleveland OH
725 PM EDT Tue May 28 2019

OHC035-055-093-103-133-153-290030-
/O.CON.KCLE.FF.W.0003.000000T0000Z-190529T0030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Portage OH-Geauga OH-Cuyahoga OH-Medina OH-Summit OH-Lorain OH-
725 PM EDT Tue May 28 2019

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 830 PM EDT FOR
NORTHERN PORTAGE...SOUTHERN GEAUGA...SOUTHERN CUYAHOGA...NORTHEASTERN
MEDINA...NORTHERN SUMMIT AND EAST CENTRAL LORAIN COUNTIES...

At 720 PM EDT, Doppler radar indicated a cluster of thunderstorms 
producing torrential rain across northern portion of the warned area 
which is along and just south of 1-480. Flash flooding is likely. 

Some locations that will experience flooding include...
Cleveland, Elyria, Parma, Strongsville, Brunswick, North Royalton,
North Ridgeville, Solon, Hudson, Twinsburg, Streetsboro, Macedonia,
Grafton, Garrettsville, Mantua, North Olmsted, Garfield Heights,
Maple Heights, Parma Heights and Broadview Heights.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Excessive runoff from heavy rainfall will cause flooding of small
creeks and streams, urban areas, highways, streets and underpasses as
well as other drainage areas and low lying spots.

&&

LAT...LON 4122 8100 4120 8210 4141 8212 4143 8100

$$

LaPlante

The office that day

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

IssuedProductOfficeCountiesLasted
May 27, 11:02 PM EDTSpecial Weather StatementCLEMarion, Morrow, Wyandot58 min
May 28, 12:07 AM EDTSpecial Weather StatementCLEKnox23 min
May 28, 2:50 PM EDTSevere Thunderstorm WarningCLECuyahoga, Geauga, Portage, Summit40 min
May 28, 3:34 PM EDTSevere Thunderstorm WarningCLEPortage26 min
May 28, 3:35 PM EDTRiver Flood WarningCLEMarion37 hr
May 28, 3:56 PM EDTSevere Thunderstorm WarningCLEMahoning, Portage, Trumbull49 min
May 28, 4:01 PM EDTAreal Flood AdvisoryCLECuyahoga, Geauga, Lorain, Medina, Portage, Summit4 hr
May 28, 4:04 PM EDTSevere Thunderstorm WarningCLEPortage, Stark, Summit41 min
May 28, 4:37 PM EDTSevere Thunderstorm WarningCLEMahoning, Portage38 min
May 28, 4:48 PM EDTSevere Thunderstorm WarningCLEHancock57 min
May 28, 5:13 PM EDTSevere Thunderstorm WarningCLEMahoning, Portage, Stark39 min
May 28, 5:16 PM EDTSevere Thunderstorm WarningCLEHolmes, Stark, Wayne46 min
May 28, 5:57 PM EDTSpecial Marine WarningCLE93 min
May 28, 6:16 PM EDTSevere Thunderstorm WarningCLEMahoning, Portage44 min
May 28, 6:23 PM EDTSevere Thunderstorm WarningCLEPortage37 min
May 28, 6:47 PM EDTFlash Flood WarningCLEMahoning, Portage4 hr
May 28, 6:47 PM EDTSpecial Marine WarningCLE58 min
May 28, 6:57 PM EDTSevere Thunderstorm WarningCLECuyahoga, Lorain34 min
May 28, 7:14 PM EDTFlash Flood WarningCLECuyahoga, Lorain4 hr

Nearby

Flash Flood Warnings in Ohio, 2019Every flash flood warning in 2019

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.