Alert archive / Ohio / Flash Flood Warnings in 2012

Flash Flood Warning 7, NWS Northern Indiana

July 19, 20124 counties in Ohio; Allen County, DeKalb County, Indiana

NWS Northern Indiana issued this flash flood warning at Jul 19, 2012, 5:53 AM EDT for 4 counties in Ohio; Allen County, DeKalb County, Indiana. It was in force for 3 hr. 1 report 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, 2012, 5:53 AM EDT (09:53 UTC)
Expired
Jul 19, 2012, 8:45 AM EDT
In force
3 hr
Issued by
NWS Northern Indiana
Area
Storm-based polygon
Flood severity
None

Counties Allen County, IN, DeKalb County, IN, Defiance County, OH, Paulding County, OH, Van Wert County, OH, Williams County, OH

The radar

The Northern Indiana radar (KIWX), 98 km from the middle of the area, began a volume at 09:54 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

TimeReportWhereRemark
Jul 19, 8:00 AM EDTHEAVY RAIN 2.225 Sw Fort Wayne, IN24 HOUR TOTAL THROUGH 8 AM

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Detroit, MI (KDTX), launched 00:00Z, 9.9 hours before the alert went out and 185 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 00:00Z on 2012-07-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 66 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Detroit, MI at 00:00Z on 2012-07-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 3 square meters per square second.1939Sfc1 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
66 J/kg
Mixed-layer CIN
-47 J/kg
Mixed-layer LCL
1042 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
3 m²/s²
0-3 km storm-relative helicity
97 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.

230 
WGUS53 KIWX 190953
FFWIWX
INC003-033-OHC039-125-161-171-191245-
/O.NEW.KIWX.FF.W.0007.120719T0953Z-120719T1245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NORTHERN INDIANA
553 AM EDT THU JUL 19 2012

THE NATIONAL WEATHER SERVICE IN NORTHERN INDIANA HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  ALLEN COUNTY IN NORTHEAST INDIANA
  EASTERN DE KALB COUNTY IN NORTHEAST INDIANA
  DEFIANCE COUNTY IN NORTHWEST OHIO
  SOUTHERN WILLIAMS COUNTY IN NORTHWEST OHIO
  PAULDING COUNTY IN WEST CENTRAL OHIO
  NORTHERN VAN WERT COUNTY IN WEST CENTRAL OHIO

* UNTIL 845 AM EDT

* AT 550 AM EDT...TRAINED WEATHER SPOTTERS REPORTED VERY HEAVY RAIN 
  FROM THUNDERSTORMS ALONG A LINE EXTENDING FROM ANGOLA TO 10 MILES 
  NORTH OF FORT WAYNE TO 6 MILES SOUTH OF HUNTINGTON...MOVING EAST 
  AT 25 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  CONCORD...BUTLER...YODER...GRABILL...SPENCERVILLE...SAINT JOE...NEW
  HAVEN...HESSEN CASSEL...NEWVILLE...CUBA...BLAKESLEE...HARLAN...
  POE...EDGERTON...GEORGETOWN...MIDDLETOWN...MAPLES...HOAGLAND...
  HICKSVILLE...MELBERN...WOODBURN...ZULU...TILLMAN...HALLOCK...
  WILLIAMS CENTER...TOWNLEY...FARMER...ANTWERP...MONROEVILLE...
  BRYAN...PULASKI...MARK CENTER...MCGILL...PAYNE...DIXON...NEY...
  CECIL...SHERWOOD...STRYKER...WORSTVILLE...THE BEND...BRICETON...
  TIPTON...PAULDING...EVANSPORT...LATTY...BROUGHTON...HAVILAND...
  BRUNERSBURG...SCOTT...CAVETT...DEFIANCE...CHARLOE...JEWELL...
  INDEPENDENCE...GROVER HILL...ARTHUR...MELROSE...OAKWOOD...ROSELMS
  AND WETZEL

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND OTHER LOW
LYING AREAS ARE SUBJECT TO FLOODING.

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.

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

&&

LAT...LON 4093 8442 4093 8528 4154 8485 4153 8439
      4149 8433 4142 8433 4142 8422

$$
1 follow-up statement
793 
WGUS73 KIWX 191242
FFSIWX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
842 AM EDT THU JUL 19 2012

INC003-033-OHC039-125-161-171-191250-
/O.EXP.KIWX.FF.W.0007.000000T0000Z-120719T1245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DE KALB IN-ALLEN IN-VAN WERT OH-PAULDING OH-DEFIANCE OH-WILLIAMS OH-
842 AM EDT THU JUL 19 2012

...THE FLASH FLOOD WARNING WILL EXPIRE AT 845 AM EDT FOR SOUTHERN
WILLIAMS...DEFIANCE...PAULDING...NORTHERN VAN WERT...ALLEN AND
EASTERN DE KALB COUNTIES...

WHILE BRIEF HEAVY RAIN IS POSSIBLE WITH ANY LINGERING 
THUNDERSTORMS...THE THREAT FOR WIDESPREAD FLASH FLOODING HAS ENDED. 
THEREFORE THE WARNING WILL BE ALLOWED TO EXPIRE. ADDITIONAL SHOWERS 
AND THUNDERSTORMS ARE POSSIBLE INTO THIS EVENING. 

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

IF YOU HAVE FLOODING TO REPORT...YOU CAN CALL YOUR LOCAL LAW
ENFORCEMENT AGENCY FOR RELAY TO THE NATIONAL WEATHER SERVICE.

LAT...LON 4093 8442 4093 8528 4154 8485 4153 8439
      4149 8433 4142 8433 4142 8422

$$

The office that day

Everything else NWS Northern Indiana issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 18, 9:03 PM EDTSpecial Weather StatementIWXFulton, Williams57 min
Jul 18, 10:00 PM EDTSpecial Weather StatementIWXFulton, Williams45 min
Jul 19, 6:15 PM EDTSpecial Weather StatementIWXVan Wert30 min
Jul 18, 10:50 PM EDTSpecial Marine WarningIWX115 min
Jul 18, 11:43 PM EDTSevere Thunderstorm WarningIWXLaPorte, Saint Joseph62 min
Jul 19, 12:26 AM EDTSevere Thunderstorm WarningIWXLaPorte, Marshall, Saint Joseph, Starke64 min
Jul 19, 12:29 AM EDTFlash Flood WarningIWXLaPorte, Saint Joseph3 hr
Jul 19, 1:03 AM EDTSevere Thunderstorm WarningIWXElkhart, Kosciusko, Marshall, Saint Joseph57 min
Jul 19, 1:12 AM EDTAreal Flood AdvisoryIWXMarshall, Saint Joseph, Starke3 hr
Jul 19, 1:45 AM EDTSpecial Weather StatementIWXLaGrange, Noble, Whitley60 min
Jul 19, 2:33 AM EDTSpecial Weather StatementIWXDeKalb, LaGrange, Noble, Steuben57 min
Jul 19, 4:04 AM EDTSpecial Weather StatementIWXElkhart, Saint Joseph41 min
Jul 19, 5:19 AM EDTAreal Flood AdvisoryIWXElkhart, Fulton, Kosciusko, LaGrange, Marshall, Noble and 2 more3 hr
Jul 19, 5:35 AM EDTFlash Flood WarningIWXAllen, DeKalb, Huntington, Kosciusko, LaGrange, Noble and 4 more115 min
Jul 19, 6:22 AM EDTFlash Flood WarningIWXElkhart, LaGrange, LaPorte, Noble, Saint Joseph3 hr
Jul 19, 6:44 AM EDTSpecial Weather StatementIWXHuntington, Kosciusko, Miami, Wabash, Whitley61 min
Jul 19, 3:28 PM EDTSmall Craft AdvisoryIWX31 hr
Jul 19, 6:03 PM EDTRip Current StatementIWX34 hr
Jul 19, 7:16 PM EDTSpecial Weather StatementIWXMiami44 min
Jul 19, 7:19 PM EDTSpecial Weather StatementIWXBlackford41 min

Nearby

Flash Flood Warnings in Ohio, 2012Flash Flood Warnings in Indiana, 2012Every flash flood warning in 2012

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.