Alert archive / Ohio / Flash Flood Warnings in 2018

Flash Flood Warning 5, NWS Cleveland, OH

June 3, 2018Geauga County, Lake County, Ohio

NWS Cleveland, OH issued this flash flood warning at Jun 3, 2018, 2:48 PM EDT for Geauga County, Lake 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: Jun 3, 2018, 2:48 PM EDT (18:48 UTC)
Expired: Jun 3, 2018, 5:29 PM EDT
In force: 3 hr
Issued by: NWS Cleveland, OH
Area: Storm-based polygon
Flood severity: None

Counties Geauga County, OH, Lake County, OH

The radar

The Cleveland radar (KCLE), 48 km from the middle of the area, began a volume at 18:47 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
Jun 3, 2:50 PM EDT	HEAVY RAIN 1.2	1 Nw Chardon, OH	1.20 INCHES OF RAIN IN 35 MINUTES.

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, 6.8 hours before the alert went out and 167 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 777 m above ground
0-6 km bulk shear: 12 kt
0-1 km storm-relative helicity: -17 m²/s²
0-3 km storm-relative helicity: 14 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

977 
WGUS51 KCLE 031848
FFWCLE
OHC055-085-032145-
/O.NEW.KCLE.FF.W.0005.180603T1848Z-180603T2145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Cleveland OH
248 PM EDT SUN JUN 3 2018

The National Weather Service in Cleveland has issued a

* Flash Flood Warning for...
  Northwestern Geauga County in northeastern Ohio...
  Southwestern Lake County in northeastern Ohio...

* Until 545 PM EDT

* At 246 PM EDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Rainfall amounts of 1.6 inches 
  of rain have fallen in 30 minutes. Flash flooding is 
  likely.

* Some locations that will experience flooding include...
  Willowick, Chardon, Mentor, Willoughby, Chesterland, Wickliffe,
  Willoughby Hills, Kirtland, Mayfield, Gates Mills, Kirtland Hills
  and Waite Hill.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Stay away or be swept away. River banks and culverts can become
unstable and unsafe.

&&

LAT...LON 4163 8116 4155 8124 4151 8139 4156 8139
      4157 8145 4157 8146 4162 8146 4167 8130

$$

Lombardy

1 follow-up statement

610 
WGUS71 KCLE 032129
FFSCLE

Flash Flood Statement
National Weather Service Cleveland OH
529 PM EDT SUN JUN 3 2018

OHC055-085-032139-
/O.CAN.KCLE.FF.W.0005.000000T0000Z-180603T2145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Geauga OH-Lake OH-
529 PM EDT SUN JUN 3 2018

...THE FLASH FLOOD WARNING FOR NORTHWESTERN GEAUGA AND SOUTHWESTERN
LAKE COUNTIES IS CANCELLED...

Flood waters have receded. Flooding is no longer expected to pose a
threat. Please continue to heed any remaining road closures.

LAT...LON 4163 8116 4155 8124 4151 8139 4156 8139
      4157 8145 4157 8146 4162 8146 4167 8130

$$

Greenawalt

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 3, 9:58 AM EDT	Small Craft Advisory	CLE		35 hr
Jun 3, 12:18 PM EDT	Special Weather Statement	CLE	Lorain	42 min
Jun 3, 1:13 PM EDT	Special Weather Statement	CLE	Cuyahoga, Geauga, Holmes, Lake, Medina, Portage and 3 more	92 min
Jun 3, 1:16 PM EDT	Special Marine Warning	CLE		89 min
Jun 3, 1:58 PM EDT	Severe Thunderstorm Warning	CLE	Cuyahoga, Geauga, Lake	47 min
Jun 3, 2:46 PM EDT	Special Weather Statement	CLE	Ashtabula, Mahoning, Portage, Trumbull	59 min
Jun 3, 2:56 PM EDT	Severe Thunderstorm Warning	CLE	Ashtabula, Geauga	49 min
Jun 3, 3:13 PM EDT	Special Marine Warning	CLE		79 min
Jun 3, 3:25 PM EDT	Severe Thunderstorm Warning	CLE	Trumbull	50 min
Jun 3, 3:55 PM EDT	Special Weather Statement	CLE	Mahoning	35 min

Nearby

Flash Flood Warnings in Ohio, 2018 Every flash flood warning in 2018

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.