Alert archive / Ohio / Flash Flood Warnings in 2009
Flash Flood Warning 13, NWS Cleveland, OH
NWS Cleveland, OH issued this flash flood warning at Aug 19, 2009, 9:51 PM EDT for Marion County, Morrow 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 outline as issued.
The facts
- Issued
- Aug 19, 2009, 9:51 PM EDT (01:51 UTC)
- Expired
- Aug 20, 2009, 2:00 AM EDT
- In force
- 4 hr
- Issued by
- NWS Cleveland, OH
- Area
- Storm-based polygon
- Flood severity
- None
Counties Marion County, OH, Morrow County, OH
The radar
The Cincinnati radar (KILN), 139 km from the middle of the area, began a volume at 01:52 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 00:00Z, 1.9 hours before the alert went out and 137 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.
- Mixed-layer CAPE
- 2004 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 904 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 69 m²/s²
- 0-3 km storm-relative helicity
- 144 m²/s²
- Significant tornado parameter
- 1.0
- Supercell composite
- 7.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS51 KCLE 200151
FFWCLE
OHC101-117-200600-
/O.NEW.KCLE.FF.W.0013.090820T0151Z-090820T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
951 PM EDT WED AUG 19 2009
THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A
* FLASH FLOOD WARNING FOR...
MARION COUNTY IN NORTH CENTRAL OHIO
MORROW COUNTY IN NORTH CENTRAL OHIO
* UNTIL 200 AM EDT
* AT 946 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE
WARNED AREA. THE THUNDERSTORMS WERE MOVING UP FROM SOUTHWEST OF
THE COUNTIES. RAINFALL RATES ARE 2 TO 3 INCHES AN HOUR. SOME
LOCATIONS COULD PICK UP 2 TO LOCALLY 4 INCHES OF RAIN IN A FEW
HOURS.
* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
MARION...MOUNT GILEAD...CALEDONIA...CARDINGTON...CHESTERVILLE...
GREEN CAMP...LA RUE...MORRAL...PROSPECT...SPARTA...WALDO...
EDISON...FULTON...MARENGO AND NEW BLOOMINGTON.
LAT...LON 4071 8265 4058 8263 4035 8265 4034 8292
4041 8295 4041 8302 4043 8308 4043 8321
4044 8326 4050 8326 4050 8342 4069 8342
$$
KIELTYKA4 follow-up statements
000
WGUS71 KCLE 200250
FFSCLE
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
1050 PM EDT WED AUG 19 2009
OHC101-117-200600-
/O.CON.KCLE.FF.W.0013.000000T0000Z-090820T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MARION OH-MORROW OH-
1050 PM EDT WED AUG 19 2009
...FLASH FLOOD WARNING REMAINS IN EFFECT FOR MORROW AND MARION
COUNTIES UNTIL 200 AM EDT...
AT 1046 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THUNDERSTORMS WITH MODERATE TO HEAVY RAINFALL MAINLY ACROSS MORROW
COUNTY. SOME LOCATIONS IN SEVERAL HOURS MAY HAVE RECEIVED AROUND 3
INCHES OF RAIN. THE RAIN WILL BEGIN TO DECREASE AFTER MIDNIGHT.
SLOW MOVING THUNDERSTORMS ARE PRODUCING VERY HEAVY RAINFALL IN THE
WARNED AREA. RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH
FLOODING TO OCCUR.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. TURN AROUND...DONT DROWN
&&
LAT...LON 4071 8265 4058 8263 4035 8265 4034 8292
4041 8295 4041 8302 4043 8308 4043 8321
4044 8326 4050 8326 4050 8342 4069 8342
$$
KIELTYKA000
WGUS71 KCLE 200348
FFSCLE
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
1148 PM EDT WED AUG 19 2009
OHC101-200359-
/O.CAN.KCLE.FF.W.0013.000000T0000Z-090820T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MARION OH-
1148 PM EDT WED AUG 19 2009
...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR MARION COUNTY IS
CANCELLED...
THE HEAVIEST RAIN WAS CONFINED TO THE SOUTHEAST PORTION OF THE
COUNTY NEAR WALDO. OVERNIGHT RAINFALL WILL BE HALF AN INCH OR LESS.
EXCESS RUNOFF FROM HEAVY RAIN HAS ENDED OVER THE WARNED AREA. STREAMS
AND CREEKS IN THE WARNED AREA HAVE RECEDED OR WERE BEGINNING TO
RECEDE...ENDING THE FLOOD THREAT. IF FLOODING HAS BEEN OBSERVED...
PLEASE REPORT IT TO YOUR LOCAL LAW ENFORCEMENT AGENCY.
LAT...LON 4049 8296 4065 8295 4065 8287 4070 8286
4071 8265 4058 8263 4035 8265 4034 8292
4041 8293 4041 8291 4044 8299
$$
OHC117-200600-
/O.CON.KCLE.FF.W.0013.000000T0000Z-090820T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MORROW OH-
1148 PM EDT WED AUG 19 2009
...FLASH FLOOD WARNING REMAINS IN EFFECT FOR MORROW COUNTY UNTIL 200
AM EDT...
AT 1143 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THUNDERSTORMS WITH HEAVY RAINFALL WAS OVER THE EASTERN PORTION OF
THE COUNTY AND WAS MOVING EAST. SOME LOCATIONS MAY HAVE RECEIVED 3
TO 4 INCHES OF RAIN LATE THIS EVENING. ADDITIONAL RAINFALL OVERNIGHT
WILL BE AN INCH OR LESS.
SLOW MOVING THUNDERSTORMS ARE PRODUCING HEAVY RAINFALL IN THE WARNED
AREA. RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING
TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING
INCLUDE...MOUNT GILEAD...CARDINGTON...CHESTERVILLE...SPARTA...
EDISON...FULTON AND MARENGO.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. TURN AROUND...DONT DROWN
&&
LAT...LON 4049 8296 4065 8295 4065 8287 4070 8286
4071 8265 4058 8263 4035 8265 4034 8292
4041 8293 4041 8291 4044 8299
$$
KIELTYKA000
WGUS71 KCLE 200453
FFSCLE
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
1253 AM EDT THU AUG 20 2009
OHC117-200600-
/O.CON.KCLE.FF.W.0013.000000T0000Z-090820T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MORROW OH-
1253 AM EDT THU AUG 20 2009
...FLASH FLOOD WARNING REMAINS IN EFFECT FOR MORROW COUNTY UNTIL 200
AM EDT...
THE HEAVIEST RAIN HAS MOVED OUT OF MORROW COUNTY. SOME MORE SHOWERS
AND THUNDERSTORMS MAY OCCUR THROUGH 2 AM...HOWEVER...RAINFALL
AMOUNTS WILL BE UNDER HALF AN INCH. ANY HIGH WATER WILL BE SLOWLY
RECEDING.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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. TURN AROUND...DONT DROWN
&&
LAT...LON 4049 8296 4065 8295 4065 8287 4070 8286
4071 8265 4058 8263 4035 8265 4034 8292
4041 8293 4041 8291 4044 8299
$$
KIELTYKA000
WGUS71 KCLE 200535
FFSCLE
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
135 AM EDT THU AUG 20 2009
OHC117-200600-
/O.CON.KCLE.FF.W.0013.000000T0000Z-090820T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MORROW OH-
135 AM EDT THU AUG 20 2009
...FLASH FLOOD WARNING REMAINS IN EFFECT FOR MORROW COUNTY UNTIL 200
AM EDT...
AT 130 AM EDT...DOPPLER RADAR SHOWED AN AREA OF SHOWERS AND
THUNDERSTORMS THAT WILL MOVE ACROSS MORROW COUNTY THROUGH AROUND 2
AM. ADDITIONAL RAINFALL WILL BE LESS THAN HALF AN INCH. SOME
LOCATIONS LATE WEDNESDAY EVENING MAY HAVE RECEIVED UP TO 4 INCHES OF
RAIN OVER PARTS OF MORROW COUNTY. WITH THE GROUND SATURATED THIS
ADDITIONAL RAINFALL WILL SLOW THE SUBSIDING WATER.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. TURN AROUND...DONT DROWN
&&
LAT...LON 4049 8296 4065 8295 4065 8287 4070 8286
4071 8265 4058 8263 4035 8265 4034 8292
4041 8293 4041 8291 4044 8299
$$
KIELTYKAThe office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 19, 8:04 PM EDT | Severe Thunderstorm Warning | CLE | Erie, Huron, Lorain | 35 min |
| Aug 19, 8:10 PM EDT | Special Marine Warning | CLE | 85 min | |
| Aug 20, 9:16 AM EDT | Small Craft Advisory | CLE | 36 hr | |
| Aug 20, 2:31 PM EDT | Special Marine Warning | CLE | 89 min | |
| Aug 20, 2:54 PM EDT | Severe Thunderstorm Warning | CLE | Wyandot | 26 min |
| Aug 20, 3:05 PM EDT | Severe Thunderstorm Warning | CLE | Crawford, Seneca | 55 min |
| Aug 20, 3:18 PM EDT | Special Marine Warning | CLE | 87 min | |
| Aug 20, 3:35 PM EDT | Severe Thunderstorm Warning | CLE | Crawford | 40 min |
| Aug 20, 3:40 PM EDT | Special Marine Warning | CLE | 2 hr | |
| Aug 20, 4:09 PM EDT | Severe Thunderstorm Warning | CLE | Marion, Morrow | 51 min |
| Aug 20, 4:16 PM EDT | Severe Thunderstorm Warning | CLE | Huron, Richland | 44 min |
| Aug 20, 4:21 PM EDT | Severe Thunderstorm Warning | CLE | Crawford | 39 min |
| Aug 20, 4:33 PM EDT | Severe Thunderstorm Warning | CLE | Ashland, Richland | 57 min |
| Aug 20, 4:35 PM EDT | Severe Thunderstorm Warning | CLE | Lorain | 25 min |
| Aug 20, 4:38 PM EDT | Tornado Warning | CLE | Lorain | 18 min |
| Aug 20, 4:46 PM EDT | Special Marine Warning | CLE | 29 min | |
| Aug 20, 4:46 PM EDT | Severe Thunderstorm Warning | CLE | Lorain | 44 min |
| Aug 20, 5:06 PM EDT | Severe Thunderstorm Warning | CLE | Knox | 54 min |
| Aug 20, 5:14 PM EDT | Severe Thunderstorm Warning | CLE | Medina | 61 min |
| Aug 20, 5:38 PM EDT | Special Marine Warning | CLE | 112 min | |
| Aug 20, 5:42 PM EDT | Severe Thunderstorm Warning | CLE | Wayne | 48 min |
| Aug 20, 5:47 PM EDT | Severe Thunderstorm Warning | CLE | Summit | 43 min |
| Aug 20, 5:52 PM EDT | Severe Thunderstorm Warning | CLE | Cuyahoga | 38 min |
| Aug 20, 6:00 PM EDT | Severe Thunderstorm Warning | CLE | Geauga, Lake, Portage | 60 min |
| Aug 20, 6:29 PM EDT | Severe Thunderstorm Warning | CLE | Ashtabula, Trumbull | 61 min |
| Aug 20, 6:43 PM EDT | Tornado Warning | CLE | Portage | 30 min |
| Aug 20, 6:56 PM EDT | Tornado Warning | CLE | Stark | 29 min |
| Aug 20, 7:23 PM EDT | Areal Flood Advisory | CLE | Ashtabula, Mahoning, Trumbull | 3 hr |
| Aug 20, 7:26 PM EDT | Severe Thunderstorm Warning | CLE | Trumbull | 49 min |
| Aug 20, 7:29 PM EDT | Special Marine Warning | CLE | 91 min |
Nearby
Flash Flood Warnings in Ohio, 2009Every flash flood warning in 2009
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.