Alert archive / Ohio / Flash Flood Warnings in 2011

Flash Flood Warning 28, NWS Cleveland, OH

July 22, 2011Lucas County, Wood County, Ohio

NWS Cleveland, OH issued this flash flood warning at Jul 22, 2011, 3:32 PM EDT for Lucas County, Wood 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
Jul 22, 2011, 3:32 PM EDT (19:32 UTC)
Expired
Jul 22, 2011, 7:58 PM EDT
In force
4 hr
Issued by
NWS Cleveland, OH
Area
Storm-based polygon
Flood severity
None

Counties Lucas County, OH, Wood County, OH

The radar

The Detroit radar (KDTX), 125 km from the middle of the area, began a volume at 19:33 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

Detroit, MI (KDTX), launched 12:00Z, 7.5 hours before the alert went out and 127 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-pSkew-T log-p diagram, Detroit, MI at 12:00Z on 2011-07-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Detroit, MI at 12:00Z on 2011-07-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 5 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
2210 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
5 m²/s²
0-3 km storm-relative helicity
19 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.

223 
WGUS51 KCLE 221932
FFWCLE
OHC095-173-230200-
/O.NEW.KCLE.FF.W.0028.110722T1932Z-110723T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
332 PM EDT FRI JUL 22 2011

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  LUCAS COUNTY IN NORTHWEST OHIO...
  WOOD COUNTY IN NORTHWEST OHIO...

* UNTIL 1000 PM EDT.

* AT 325 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE
  WARNED AREA. THIS WILL BE THE SECOND ROUND OF HEAVY RAINFALL TO 
  AFFECT THE AREA...WHICH WILL RESULT IN RAPID RUNOFF. 

* LOCATIONS IMPACTED INCLUDE...
  WATERVILLE...
  TOLEDO...
  SYLVANIA...
  CUSTAR...

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.

TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN
CLEVELAND.

&&

LAT...LON 4172 8387 4174 8345 4173 8341 4170 8342
      4169 8336 4171 8333 4164 8322 4163 8318
      4164 8319 4162 8317 4162 8354 4137 8376
      4137 8342 4117 8342 4117 8388

$$

SJ
3 follow-up statements
353 
WGUS71 KCLE 222113
FFSCLE

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
513 PM EDT FRI JUL 22 2011

OHC095-173-230200-
/O.CON.KCLE.FF.W.0028.000000T0000Z-110723T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WOOD OH-LUCAS OH-
513 PM EDT FRI JUL 22 2011

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR LUCAS AND WOOD COUNTIES
UNTIL 1000 PM EDT...

AT 506 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT
FLASH FLOODING WAS LIKELY OR OCCURRING IN ACROSS THE WARNED AREA. DOPPLER
RADAR ESTIMATES RAINFALL AMOUNTS OF ONE TO TWO INCHES IN ONE HOUR. 
THIS TORRENTIAL RAIN WILL LEAD TO RAPID RUNOFF ACROSS THE AREA. 
FLASH FLOODING IS POSSIBLE OVER AREAS IN AND AROUND 
TOLEDO...HOLLAND...PORTAGE...CYGNET...AND WEST MILLGROVE.

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...DON'T DROWN!

A FLASH FLOOD WARNING MEANS THAT FLASH FLOODING IS IMMINENT OR
OCCURRING. IF YOU ARE IN THE WARNING AREA...MOVE TO HIGHER GROUND
IMMEDIATELY. RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE
IMMEDIATE PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO
CROSS A FLOODED AREA ON FOOT OR BY AUTOMOBILE.

&&

LAT...LON 4172 8387 4174 8345 4173 8341 4170 8342
      4169 8336 4171 8333 4164 8322 4163 8318
      4164 8319 4162 8317 4162 8354 4137 8376
      4137 8342 4117 8342 4117 8388

$$

SJAMISON
099 
WGUS71 KCLE 222215
FFSCLE

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
615 PM EDT FRI JUL 22 2011

OHC095-173-230200-
/O.CON.KCLE.FF.W.0028.000000T0000Z-110723T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WOOD OH-LUCAS OH-
615 PM EDT FRI JUL 22 2011

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR LUCAS AND WOOD COUNTIES
UNTIL 1000 PM EDT...

AT 612 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THUNDERSTORMS WITH VERY HEAVY RAINFALL MOVED ACROSS THE WARNED AREA. 
DOPPLER RADAR ESTIMATED RAINFALL AMOUNTS FROM THESE EARLIER STORMS 
RANGED FROM ONE TO THREE INCHES. THOUGH THE RAIN HAS TAPERED 
OFF...RUNOFF FROM THIS EXCESSIVE RAINFALL CAN STILL CAUSE FLASH 
FLOODING TO OCCUR. SOME LOCATIONS THAT COULD EXPERIENCE FLOODING 
INCLUDE...CUSTAR...SYLVANIA...TOLEDO...WATERVILLE...HOLLAND...NORTH 
BALTIMORE...OREGON...PERRYSBURG...ROSSFORD...WESTON AND WHITEHOUSE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF DRIVING...SLOW DOWN! BE ALERT FOR LOW
SPOTS...DIPS...AND UNDERPASSES WHICH MAY BE FLOODED. PEOPLE IN LOW
LYING AREAS ALONG CREEKS AND STREAMS SHOULD MOVE TO HIGHER GROUND TO
ESCAPE RISING WATER LEVELS.

&&

LAT...LON 4172 8387 4174 8345 4173 8341 4170 8342
      4169 8336 4171 8333 4164 8322 4163 8318
      4164 8319 4162 8317 4162 8354 4137 8376
      4137 8342 4117 8342 4117 8388

$$

SJAMISON
531 
WGUS71 KCLE 222358
FFSCLE

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
758 PM EDT FRI JUL 22 2011

OHC095-173-230013-
/O.CAN.KCLE.FF.W.0028.000000T0000Z-110723T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WOOD OH-LUCAS OH-
758 PM EDT FRI JUL 22 2011

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR LUCAS AND WOOD
COUNTIES IS CANCELLED...

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 4172 8387 4174 8345 4173 8341 4170 8342
      4169 8336 4171 8333 4164 8322 4163 8318
      4164 8319 4162 8317 4162 8354 4137 8376
      4137 8342 4117 8342 4117 8388

$$

OUDEMAN

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 22, 11:21 AM EDTExcessive Heat WarningCLEAshland, Crawford, Hancock, Holmes, Huron, Knox and 8 more7 hr
Jul 22, 1:20 PM EDTSevere Thunderstorm WarningCLELucas, Ottawa, Sandusky, Wood40 min
Jul 22, 1:28 PM EDTSpecial Marine WarningCLE92 min
Jul 22, 1:55 PM EDTSevere Thunderstorm WarningCLECrawford, Seneca, Wyandot44 min
Jul 22, 2:03 PM EDTSevere Thunderstorm WarningCLELucas, Ottawa, Sandusky, Wood57 min
Jul 22, 2:23 PM EDTFlash Flood WarningCLEOttawa, Sandusky, Wood6 hr
Jul 22, 2:26 PM EDTSevere Thunderstorm WarningCLEMedina, Wayne31 min
Jul 22, 2:55 PM EDTSpecial Marine WarningCLE110 min
Jul 22, 2:58 PM EDTSevere Thunderstorm WarningCLEErie, Lorain22 min
Jul 22, 3:12 PM EDTSevere Thunderstorm WarningCLECuyahoga63 min
Jul 22, 3:38 PM EDTSevere Thunderstorm WarningCLECuyahoga, Lorain52 min
Jul 22, 3:42 PM EDTFlash Flood WarningCLECuyahoga5 hr
Jul 22, 3:52 PM EDTFlash Flood WarningCLEMedina, Wayne5 hr
Jul 22, 3:54 PM EDTHeat AdvisoryCLEAshland, Crawford, Hancock, Holmes, Huron, Knox and 8 more28 hr
Jul 22, 3:58 PM EDTFlash Flood WarningCLEHancock, Seneca, Wyandot4 hr
Jul 22, 4:04 PM EDTFlash Flood WarningCLEGeauga, Summit5 hr
Jul 22, 4:23 PM EDTSevere Thunderstorm WarningCLEAshtabula, Cuyahoga, Geauga, Lake67 min
Jul 22, 4:31 PM EDTAreal Flood AdvisoryCLESandusky3 hr
Jul 22, 4:35 PM EDTFlash Flood WarningCLELake2 hr
Jul 22, 4:37 PM EDTSpecial Marine WarningCLE98 min
Jul 22, 4:49 PM EDTAreal Flood AdvisoryCLEAshtabula, Trumbull4 hr
Jul 22, 4:52 PM EDTSevere Thunderstorm WarningCLETrumbull40 min
Jul 22, 4:58 PM EDTSevere Thunderstorm WarningCLEStark, Summit, Wayne62 min
Jul 22, 6:54 PM EDTSevere Thunderstorm WarningCLEStark43 min

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.