Alert archive / Ohio / Flash Flood Warnings in 2003

Flash Flood Warning 2, NWS Cleveland, OH

May 7, 2003Crawford County, Ohio

NWS Cleveland, OH issued this flash flood warning at May 7, 2003, 6:51 PM EDT for Crawford County, Ohio. It was in force for 114 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: May 7, 2003, 6:51 PM EDT (22:51 UTC)
Expired: May 7, 2003, 8:45 PM EDT
In force: 114 min
Issued by: NWS Cleveland, OH
Area: Whole counties

County Crawford County, OH

The radar

The Cleveland radar (KCLE), 109 km from the middle of the area, began a volume at 22:51 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

Cncnati-Daytn, OH (KILN), launched 12:00Z, 10.9 hours before the alert went out and 175 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: 2780 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 49 m²/s²
0-3 km storm-relative helicity: 119 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 072256
FFWCLE
OHC033-080045-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
651 PM EDT WED MAY 7 2003

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

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

* UNTIL 845 PM EDT

* AT 645 PM EDT WEATHER SPOTTERS AND LAW ENFORCEMENT REPORTED 
FLOODING IN AND AROUND BUCYRUS.  RADAR INDICATED AS MUCH OF 3 INCHES 
OF RAIN HAVE FALLEN FROM 530PM UNTIL 645PM. THUNDERSTORMS CONTINUE 
TO DEVELOP AND MOVE ACROSS THE SOUTHERN THIRD OF THE COUNTY WHICH 
WILL LIKELY INCREASE THE FLOODING POTENTIAL EARLY THIS EVENING.

* SOME LOCATIONS AFFECTED INCLUDE...
  BUCYRUS
  GALION
  
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.

$$

1 follow-up statement

000 
WGUS71 KCLE 080041
FFSCLE
OHC033-080130-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
835 PM EDT WED MAY 7 2003


THE FLASH FLOOD WARNING FOR CRAWFORD COUNTY HAS EXPIRED.

RADAR ESTIMATES INDICATE FROM 3 TO 4 INCHES OF RAIN HAVE FALLEN 
ACROSS THE SOUTHERN HALF OF CRAWFORD COUNTY FROM 530PM UNTIL 830PM 
WITH THE HEAVIEST AMOUNTS NEAR BUCYRUS.  WIDESPREAD FLOODING OF 
ROADS AND STREAMS HAS BEEN REPORTED IN THE BUCYRUS AREA DUE TO THE 
RAIN WHICH RESULTED IN THE CLOSURE OF A COUPLE ROADS IN TOWN.

AT 830 PM...NATIONAL WEATHER SERVICE RADAR SHOWED THE LAST IN A LINE 
OF SEVERAL THUNDERSTORMS NOW EXITING SOUTHEAST PORTION THE COUNTY.  
WHILE FLOODING IS LIKELY STILL OCCURRING IN PLACES...THE BREAK IN 
THE RAIN WILL ALLOW THE WATERS TO RECEDE. 

ADDITIONAL RAINFALL IS LIKELY THIS EVENING AND TONIGHT WHICH COULD 
ALLOW FOR MORE FLOODING TO DEVELOP. 

RESIDENTS LIVING IN LOW LYING AREAS OR NEAR STREAMS NEED TO REMAIN 
ALERT TO WATER LEVELS AND MOVE TO HIGHER GROUND IF FLOODING IS 
OBSERVED OR A WARNING IS ISSUED.

ALSO MOTORISTS SHOULD NOT DRIVE ACROSS FLOODED ROADS AS THE WATER 
MAY BE DEEPER THAN YOU THINK.

$$
TK

The office that day

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

Issued	Product	Office	Counties	Lasted
May 7, 5:42 PM EDT	Severe Thunderstorm Warning	CLE	Crawford, Wyandot	48 min
May 7, 6:25 PM EDT	Severe Thunderstorm Warning	CLE	Richland	50 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.