Alert archive / Ohio / Flash Flood Warnings in 2011
Flash Flood Warning 14, NWS Cleveland, OH
NWS Cleveland, OH issued this flash flood warning at May 14, 2011, 4:07 PM EDT for Cuyahoga County, Geauga County, Lake 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
- May 14, 2011, 4:07 PM EDT (20:07 UTC)
- Expired
- May 14, 2011, 8:00 PM EDT
- In force
- 4 hr
- Issued by
- NWS Cleveland, OH
- Area
- Storm-based polygon
- Flood severity
- None
Counties Cuyahoga County, OH, Geauga County, OH, Lake County, OH
The radar
The Cleveland radar (KCLE), 54 km from the middle of the area, began a volume at 20:08 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 12:00Z, 8.1 hours before the alert went out and 153 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
- 108 J/kg
- Mixed-layer CIN
- -35 J/kg
- Mixed-layer LCL
- 673 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- -6 m²/s²
- 0-3 km storm-relative helicity
- 38 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
582 WGUS51 KCLE 142007 FFWCLE OHC035-055-085-150000- /O.NEW.KCLE.FF.W.0014.110514T2007Z-110515T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE CLEVELAND OH 407 PM EDT SAT MAY 14 2011 THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A * FLASH FLOOD WARNING FOR... EASTERN CUYAHOGA COUNTY IN NORTHEAST OHIO GEAUGA COUNTY IN NORTHEAST OHIO SOUTHERN LAKE COUNTY IN NORTHEAST OHIO * UNTIL 800 PM EDT * AT 403 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. OVER AN INCH OF RAIN HAS FALLEN AND ANOTHER INCH OF RAIN MAY FALL IN LESS THAN AN HOUR. THE GROUND IS VERY SATURATED FROM THE RECENT RAINS. * RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... CHARDON...BURTON...CHESTERLAND...MIDDLEFIELD...SOLON...SOUTH RUSSELL AND WILLOUGHBY. PRECAUTIONARY/PREPAREDNESS ACTIONS... VERY HEAVY RAINFALL IS POSSIBLE IN THE WARNED AREA. EXCESSIVE RUNOFF WILL CAUSE FLOODING OF SMALL CREEKS...STREAMS...AND DRAINAGE DITCHES ACROSS THE WARNING AREA. IN URBAN AREAS...FLOODING IS LIKELY ALONG POORLY DRAINED AND LOW LYING HIGHWAYS...STREETS...AND UNDERPASSES. BE ALERT FOR FLOODED ROADS. TURN AROUND...DON'T DROWN! && LAT...LON 4135 8100 4135 8157 4162 8150 4179 8101 $$ KIELTYKA
The office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 13, 8:30 PM EDT | Areal Flood Advisory | CLE | Stark | 3 hr |
| May 13, 9:42 PM EDT | Flash Flood Warning | CLE | Ashland | 3 hr |
| May 14, 12:29 AM EDT | Areal Flood Advisory | CLE | Ashland | 6 hr |
| May 14, 4:19 AM EDT | Flash Flood Watch | CLE | Ashland, Ashtabula, Crawford, Cuyahoga, Erie, Geauga and 22 more | 19 hr |
| May 14, 1:59 PM EDT | Flash Flood Warning | CLE | Cuyahoga, Lorain | 4 hr |
| May 14, 2:31 PM EDT | Flash Flood Warning | CLE | Hancock, Marion, Wyandot | 2 hr |
| May 14, 3:24 PM EDT | Flash Flood Warning | CLE | Crawford, Huron, Knox, Morrow, Richland, Sandusky and 2 more | 4 hr |
| May 14, 3:49 PM EDT | Flash Flood Warning | CLE | Ashland, Medina, Richland | 4 hr |
| May 14, 4:36 PM EDT | Flash Flood Warning | CLE | Holmes, Knox, Medina, Wayne | 4 hr |
| May 14, 6:00 PM EDT | Areal Flood Warning | CLE | Cuyahoga, Lorain | 5 hr |
| May 14, 6:07 PM EDT | Flash Flood Warning | CLE | Portage, Stark, Summit | 4 hr |
| May 14, 6:22 PM EDT | Flash Flood Warning | CLE | Ashtabula | 4 hr |
| May 14, 7:18 PM EDT | Flash Flood Warning | CLE | Ashtabula, Trumbull | 4 hr |
| May 14, 7:42 PM EDT | Areal Flood Warning | CLE | Ashland, Knox, Richland | 4 hr |
| May 14, 7:50 PM EDT | Areal Flood Warning | CLE | Mahoning | 4 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.