Alert archive / Ohio / Flash Flood Warnings in 2024

Flash Flood Warning 2, NWS Cleveland, OH

May 22, 2024Lorain County, Ohio

NWS Cleveland, OH issued this flash flood warning at May 22, 2024, 9:18 PM EDT for Lorain County, Ohio. It was in force for 3 hr. 1 report 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 22, 2024, 9:18 PM EDT (01:18 UTC)
Expired: May 23, 2024, 12:15 AM EDT
In force: 3 hr
Issued by: NWS Cleveland, OH
Area: Storm-based polygon
Flood severity: None

County Lorain County, OH

The radar

The Cleveland radar (KCLE), 17 km from the middle of the area, began a volume at 01:20 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

Time	Report	Where	Remark
May 22, 10:02 PM EDT	FLASH FLOOD	1 S Kipton, OH	6 to 8 inches of running water on US-20.

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

The nearest sounding before it

Detroit, MI (KDTX), launched 00:00Z, 1.3 hours before the alert went out and 189 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 21 J/kg
Mixed-layer CIN: -76 J/kg
Mixed-layer LCL: 1942 m above ground
0-6 km bulk shear: 46 kt
0-1 km storm-relative helicity: 41 m²/s²
0-3 km storm-relative helicity: 143 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

276 
WGUS51 KCLE 230118
FFWCLE
OHC093-230415-
/O.NEW.KCLE.FF.W.0002.240523T0118Z-240523T0415Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Cleveland OH
918 PM EDT Wed May 22 2024

The National Weather Service in Cleveland has issued a

* Flash Flood Warning for...
  Central Lorain County in north central Ohio...

* Until 1215 AM EDT.

* At 918 PM EDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 1.5 and 2 inches of 
  rain have fallen. Additional rainfall amounts of 0.5 to 1.5 inches 
  are possible in the warned area. Flash flooding is ongoing or 
  expected to begin shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Radar.

  IMPACT...Flash flooding of small creeks and streams, urban
           areas, highways, streets and underpasses as well as
           other poor drainage and low-lying areas.

* Some locations that will experience flash flooding include...
  Elyria, Westlake, North Ridgeville, Avon Lake, Grafton, North 
  Olmsted, Avon, Eaton, Oberlin, Sheffield, Lagrange, South Amherst, 
  Pittsfield, Kipton and Eaton Estates.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

&&

LAT...LON 4131 8234 4148 8197 4143 8197 4142 8197
      4141 8197 4140 8197 4138 8197 4137 8197
      4135 8197 4135 8188 4115 8234

FLASH FLOOD...RADAR INDICATED

$$

Saunders

1 follow-up statement

393 
WGUS71 KCLE 230411
FFSCLE

Flash Flood Statement
National Weather Service Cleveland OH
1211 AM EDT Thu May 23 2024

OHC093-230421-
/O.EXP.KCLE.FF.W.0002.000000T0000Z-240523T0415Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Lorain OH-
1211 AM EDT Thu May 23 2024

...FLASH FLOOD WARNING WILL EXPIRE AT 1215 AM EDT EARLY THIS MORNING 
FOR CENTRAL LORAIN COUNTY...

Flood waters have receded. The heavy rain has ended. Flooding is no 
longer expected to pose a threat. Please continue to heed remaining 
road closures.

&&

LAT...LON 4131 8234 4148 8197 4143 8197 4142 8197
      4141 8197 4140 8197 4138 8197 4137 8197
      4135 8197 4135 8188 4115 8234

$$

Clark

The office that day

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

Issued	Product	Office	Counties	Lasted
May 22, 8:08 PM EDT	Severe Thunderstorm Warning	CLE	Crawford	52 min
May 22, 8:23 PM EDT	Severe Thunderstorm Warning	CLE	Huron, Lorain, Medina	52 min
May 22, 8:27 PM EDT	Severe Thunderstorm Warning	CLE	Crawford, Marion, Morrow	48 min
May 22, 8:43 PM EDT	Severe Thunderstorm Warning	CLE	Crawford	34 min
May 22, 8:48 PM EDT	Severe Thunderstorm Warning	CLE	Ashland, Huron, Richland	42 min
May 22, 8:55 PM EDT	Severe Thunderstorm Warning	CLE	Cuyahoga, Lorain	50 min
May 22, 8:57 PM EDT	Special Marine Warning	CLE		93 min
May 22, 9:08 PM EDT	Severe Thunderstorm Warning	CLE	Crawford, Knox, Marion, Morrow, Richland	37 min
May 22, 9:09 PM EDT	Areal Flood Advisory	CLE	Lorain	9 min
May 22, 9:15 PM EDT	Areal Flood Advisory	CLE	Crawford	117 min
May 22, 9:15 PM EDT	Severe Thunderstorm Warning	CLE	Cuyahoga, Huron, Lorain, Medina	45 min
May 22, 9:47 PM EDT	Special Weather Statement	CLE	Ashland, Holmes, Wayne	43 min
May 22, 9:47 PM EDT	Severe Thunderstorm Warning	CLE	Cuyahoga, Geauga, Lake, Medina, Portage, Summit	43 min
May 22, 9:49 PM EDT	Special Marine Warning	CLE		86 min
May 22, 10:27 PM EDT	Special Marine Warning	CLE		51 min
May 22, 10:32 PM EDT	Special Weather Statement	CLE	Portage	28 min
May 22, 10:46 PM EDT	Severe Thunderstorm Warning	CLE	Ashtabula	59 min
May 22, 11:12 PM EDT	Special Marine Warning	CLE		63 min

Nearby

Flash Flood Warnings in Ohio, 2024 Every flash flood warning in 2024

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.