Alert archive / Ohio / Flash Flood Warnings in 2003

Flash Flood Warning 44, NWS Cleveland, OH

August 27, 2003Portage County, Ohio

NWS Cleveland, OH issued this flash flood warning at Aug 27, 2003, 2:57 AM EDT for Portage County, Ohio. It was in force for 4 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: Aug 27, 2003, 2:57 AM EDT (06:57 UTC)
Expired: Aug 27, 2003, 7:00 AM EDT
In force: 4 hr
Issued by: NWS Cleveland, OH
Area: Whole counties

County Portage County, OH

The radar

The Cleveland radar (KCLE), 62 km from the middle of the area, began a volume at 06:57 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 00:00Z, 7.0 hours before the alert went out and 125 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: 366 J/kg
Mixed-layer CIN: -214 J/kg
Mixed-layer LCL: 1453 m above ground
0-6 km bulk shear: 27 kt
0-1 km storm-relative helicity: 191 m²/s²
0-3 km storm-relative helicity: 213 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.5

Open this sounding in Storm Lab

The text

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

000 
WGUS51 KCLE 270657
FFWCLE
OHC133-271100-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
257 AM EDT WED AUG 27 2003

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

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

* UNTIL 700 AM EDT

* AT 252 AM EDT WEATHER SERVICE RADAR INDICATED..

* SOME LOCATIONS AFFECTED INCLUDE...
  RAVENNA

EXCESSIVE RUNOFF FROM THESE STORMS WILL CAUSE FLASH FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS AND OTHER
LOW LYING AREAS ARE SUBJECT TO FLASH FLOODING.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODS AND FLASH FLOODS. 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.

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.

REPORT SEVERE WEATHER OR FLOODING TO THE NEAREST LAW ENFORCEMENT
AGENCY AND HAVE THEM RELAY YOUR REPORT TO THE NATIONAL WEATHER
SERVICE.

$$

LOMBARDY

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 26, 8:10 PM EDT	Severe Thunderstorm Warning	CLE	Stark	65 min
Aug 26, 11:11 PM EDT	Special Marine Warning	CLE		2 hr
Aug 26, 11:39 PM EDT	Severe Thunderstorm Warning	CLE	Lorain	51 min
Aug 27, 12:07 AM EDT	Special Marine Warning	CLE		113 min
Aug 27, 12:23 AM EDT	Severe Thunderstorm Warning	CLE	Cuyahoga	67 min
Aug 27, 1:03 AM EDT	Severe Thunderstorm Warning	CLE	Geauga	57 min
Aug 27, 1:29 AM EDT	Severe Thunderstorm Warning	CLE	Medina, Summit	61 min
Aug 27, 1:52 AM EDT	Severe Thunderstorm Warning	CLE	Portage	53 min
Aug 27, 2:25 AM EDT	Flash Flood Warning	CLE	Summit	4 hr
Aug 27, 2:37 AM EDT	Severe Thunderstorm Warning	CLE	Crawford	53 min
Aug 27, 2:53 AM EDT	Severe Thunderstorm Warning	CLE	Stark	52 min
Aug 27, 4:29 AM EDT	Severe Thunderstorm Warning	CLE	Ashland, Wayne	46 min
Aug 27, 5:01 AM EDT	Severe Thunderstorm Warning	CLE	Knox	44 min
Aug 27, 5:30 AM EDT	Special Marine Warning	CLE		2 hr
Aug 27, 5:30 AM EDT	Special Marine Warning	CLE		2 hr
Aug 27, 5:33 AM EDT	Severe Thunderstorm Warning	CLE	Holmes	42 min
Aug 27, 8:24 AM EDT	Severe Thunderstorm Warning	CLE	Stark	36 min
Aug 27, 2:25 PM EDT	Severe Thunderstorm Warning	CLE	Morrow	50 min
Aug 27, 2:58 PM EDT	Severe Thunderstorm Warning	CLE	Knox	62 min
Aug 27, 4:00 PM EDT	Severe Thunderstorm Warning	CLE	Holmes	30 min

Nearby

Flash Flood Warnings in Ohio, 2003 Every 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.