Alert archive / Ohio / Flash Flood Warnings in 2011
Flash Flood Warning 26, NWS Cleveland, OH
NWS Cleveland, OH issued this flash flood warning at Jul 19, 2011, 4:39 AM EDT for Medina County, Stark County, Summit County, Ohio. It was in force for 6 hr. 3 reports 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
- Jul 19, 2011, 4:39 AM EDT (08:39 UTC)
- Expired
- Jul 19, 2011, 11:00 AM EDT
- In force
- 6 hr
- Issued by
- NWS Cleveland, OH
- Area
- Storm-based polygon
- Flood severity
- None
Counties Medina County, OH, Stark County, OH, Summit County, OH
The radar
The Cleveland radar (KCLE), 53 km from the middle of the area, began a volume at 08:40 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 |
|---|---|---|---|
| Jul 19, 5:03 AM EDT | FLASH FLOOD | Akron, OH | WIDESPREAD FLOODING ACROSS AKRON. SEVERAL ROADS ACROSS THE CITY ARE CLOSED DUE TO HIGH WATER. |
| Jul 19, 5:15 AM EDT | FLOOD | North Canton, OH | WIDESPREAD FLOODING ACROSS THE CITY. MEASURED RAINFALL OF 4.75 INCHES SINCE 3 AM. NUMEROUS ROADS ARE CLOSED. |
| Jul 19, 5:15 AM EDT | FLASH FLOOD | Green, OH | ROADS WASHED OUT DUE TO FLASH FLOODS. LOBBY ROAD NEAR THE AIRPORT AND PENGUIN AVE KNOWN TO BE DAMAGED. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 00:00Z, 8.7 hours before the alert went out and 140 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
- 506 J/kg
- Mixed-layer CIN
- -90 J/kg
- Mixed-layer LCL
- 1027 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 97 m²/s²
- 0-3 km storm-relative helicity
- 99 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.8
The text
As transmitted, in the capitals the NWS used until 2016.
042
WGUS51 KCLE 190839
FFWCLE
OHC103-151-153-191500-
/O.NEW.KCLE.FF.W.0026.110719T0839Z-110719T1500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
439 AM EDT TUE JUL 19 2011
THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A
* FLASH FLOOD WARNING FOR...
EASTERN MEDINA COUNTY IN NORTHEAST OHIO...
SUMMIT COUNTY IN NORTHEAST OHIO...
WESTERN STARK COUNTY IN NORTHEAST OHIO...
* UNTIL 1100 AM EDT.
* AT 432 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STORM TOTAL RAINFALL AMOUNTS OF TWO TO FOUR INCHES OVER THE WARNED
AREA. MOST OF THIS RAINFALL FELL WITHIN TWO HOURS. THIS TORRENTIAL
RAINFALL WILL LEAD TO RAPID RUNOFF AND FLASH FLOODING IN LOW LYING
AND POOR DRAINAGE AREAS.
* LOCATIONS IMPACTED INCLUDE...
AKRON...
WILMOT...
WADSWORTH...
TWINSBURG...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.
&&
LAT...LON 4064 8165 4099 8165 4102 8187 4128 8181
4128 8157 4132 8159 4135 8158 4135 8139
4101 8140 4066 8138 4066 8146 4065 8147
$$2 follow-up statements
447
WGUS71 KCLE 190939
FFSCLE
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
539 AM EDT TUE JUL 19 2011
OHC103-151-153-191500-
/O.CON.KCLE.FF.W.0026.000000T0000Z-110719T1500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MEDINA OH-STARK OH-SUMMIT OH-
539 AM EDT TUE JUL 19 2011
...FLASH FLOOD WARNING REMAINS IN EFFECT FOR SUMMIT...WESTERN STARK
AND EASTERN MEDINA COUNTIES UNTIL 1100 AM EDT...
AT 531 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR ESTIMATED UPWARDS OF
THREE TO FIVE INCHES OF RAINFALL FELL OVER THE WARNED AREA EARLIER THIS
MORNING. THE TORRENTIAL RATE OF THE RAINFALL WILL RESULT IN FLASH FLOODING.
LOW LYING AND POOR DRAINAGE AREAS WILL FILL RAPIDLY...AND SMALL STREAMS
AND CREEKS WILL RISE QUICKLY. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING
INCLUDE...AKRON...BARBERTON...BREWSTER...CUYAHOGA FALLS...HUDSON...
MACEDONIA...MASSILLON...MOGADORE...NAVARRE...NORTH CANTON...
TALLMADGE...TWINSBURG...WADSWORTH AND WILMOT. THOSE WHO LIVE NEAR RIVERS AND
CREEKS SHOULD TAKE IMMEDIATE ACTION TO PROTECT PROPERTY. BASEMENT FLOOD IS
ALSO LIKELY GIVEN THE AMOUNT OF EXPECTED RUNOFF. MORNING COMMUTERS THAT
TRAVEL ALONG FLOOD PRONE ROADS SHOULD SEEK ALTERNATE ROUTES UNTIL THE
FLOOD WATERS HAVE RECEDED COMPLETELY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOST FLOOD RELATED DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO
CROSS BRIDGES...DIPS...OR OTHER LOW SPOTS IF WATER COVERS THE
ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON
FOOT OR IN A VEHICLE. TURN AROUND...DON'T DROWN!
REPORT FLOODING TO THE NEAREST LAW ENFORCEMENT AGENCY SO THAT THEY
MAY TAKE APPROPRIATE ACTION TO CLOSE FLOODED ROADWAYS. THEY WILL
RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE IN CLEVELAND.
&&
LAT...LON 4064 8165 4099 8165 4102 8187 4128 8181
4128 8157 4132 8159 4135 8158 4135 8139
4101 8140 4066 8138 4066 8146 4065 8147
$$
JAMISON603
WGUS71 KCLE 191132
FFSCLE
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
732 AM EDT TUE JUL 19 2011
OHC103-151-153-191500-
/O.CON.KCLE.FF.W.0026.000000T0000Z-110719T1500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MEDINA OH-STARK OH-SUMMIT OH-
732 AM EDT TUE JUL 19 2011
...FLASH FLOOD WARNING REMAINS IN EFFECT FOR SUMMIT...WESTERN STARK
AND EASTERN MEDINA COUNTIES UNTIL 1100 AM EDT...
TORRENTIAL RAIN FELL OVERNIGHT ACROSS THE WARNED AREA BRINGING
UPWARDS OF 5 INCHES OF RAIN TO AREAS NEAR CANTON AND AKRON. THIS
SWATH OF HEAVY RAINFALL RESULTED IN WIDESPREAD FLASH FLOODING.
THOUGH THE RAIN HAS MOVED OUT OF THE AREA...THE RUNOFF WILL CONTINUE
FOR THE NEXT COUPLE OF HOURS. FLOODING CONDITIONS ARE EXPECTED TO
RECEDE LATER THIS MORNING.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOST FLOOD RELATED DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO
CROSS BRIDGES...DIPS...OR OTHER LOW SPOTS IF WATER COVERS THE
ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON
FOOT OR IN A VEHICLE. TURN AROUND...DON'T DROWN!
&&
LAT...LON 4064 8165 4099 8165 4102 8187 4128 8181
4128 8157 4132 8159 4135 8158 4135 8139
4101 8140 4066 8138 4066 8146 4065 8147
$$
JAMISONThe office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 18, 9:50 PM EDT | Areal Flood Advisory | CLE | Hancock | 3 hr |
| Jul 18, 11:20 PM EDT | Special Marine Warning | CLE | 85 min | |
| Jul 19, 12:25 AM EDT | Special Marine Warning | CLE | 95 min | |
| Jul 19, 2:36 AM EDT | Areal Flood Advisory | CLE | Cuyahoga, Lorain | 5 hr |
| Jul 19, 3:21 AM EDT | Areal Flood Advisory | CLE | Cuyahoga, Geauga, Medina, Portage, Summit, Trumbull | 4 hr |
| Jul 19, 3:26 AM EDT | Flash Flood Warning | CLE | Cuyahoga, Lorain | 6 hr |
| Jul 19, 4:19 AM EDT | Flash Flood Warning | CLE | Cuyahoga | 5 hr |
| Jul 19, 4:32 AM EDT | River Flood Warning | CLE | Geauga, Portage, Summit | 7 hr |
| Jul 19, 4:33 AM EDT | Heat Advisory | CLE | Ashland, Crawford, Cuyahoga, Erie, Hancock, Holmes and 14 more | 39 hr |
| Jul 19, 5:28 AM EDT | River Flood Warning | CLE | Stark | 16 hr |
| Jul 19, 6:46 AM EDT | River Flood Warning | CLE | Cuyahoga | 22 hr |
| Jul 19, 8:59 AM EDT | Areal Flood Warning | CLE | Cuyahoga | 6 hr |
| Jul 19, 10:57 AM EDT | Areal Flood Warning | CLE | Medina, Stark, Summit | 6 hr |
Nearby
Flash Flood Warnings in Ohio, 2011Every flash flood warning in 2011
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.