Alert archive / Ohio / Flash Flood Warnings in 2011

Flash Flood Warning 2, NWS Northern Indiana

May 14, 2011Allen County, Putnam County, Ohio

NWS Northern Indiana issued this flash flood warning at May 14, 2011, 2:06 PM EDT for Allen County, Putnam County, Ohio. 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: May 14, 2011, 2:06 PM EDT (18:06 UTC)
Expired: May 14, 2011, 5:00 PM EDT
In force: 3 hr
Issued by: NWS Northern Indiana
Area: Storm-based polygon
Flood severity: None

Counties Allen County, OH, Putnam County, OH

The radar

The Northern Indiana radar (KIWX), 143 km from the middle of the area, began a volume at 18:08 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.

What was reported inside it

Time	Report	Where	Remark
May 14, 3:00 PM EDT	FLOOD	Lima, OH	UNDERPASS FLOODED. A FEW LOW LYING ROADS IN COUNTY HAVE HIGH WATER.

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

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 6.1 hours before the alert went out and 162 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 421 J/kg
Mixed-layer CIN: -13 J/kg
Mixed-layer LCL: 609 m above ground
0-6 km bulk shear: 17 kt
0-1 km storm-relative helicity: -9 m²/s²
0-3 km storm-relative helicity: 41 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.

089 
WGUS53 KIWX 141806
FFWIWX
OHC003-137-142100-
/O.NEW.KIWX.FF.W.0002.110514T1806Z-110514T2100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NORTHERN INDIANA
206 PM EDT SAT MAY 14 2011

THE NATIONAL WEATHER SERVICE IN NORTHERN INDIANA HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  ALLEN COUNTY IN WEST CENTRAL OHIO
  SOUTHERN PUTNAM COUNTY IN WEST CENTRAL OHIO

* UNTIL 500 PM EDT

* AT 204 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
VERY HEAVY RAIN FROM A SLOW MOVING THUNDERSTORM OVER THE WARNED 
AREA. 1 TO 2 INCHES OF RAIN HAS LIKELY FALLEN AND AN ADDITIONAL HALF 
INCH TO ONE INCH IS POSSIBLE THROUGH 300 PM EDT. 

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO SLABTOWN...
  ROCKPORT...GOMER...LIMA...LAFAYETTE...ELIDA...CAIRO...BLUFFTON...
  BEAVERDAM...VAUGHNSVILLE...RUSHMORE...RIMER...PANDORA...FORT
  JENNINGS AND COLUMBUS GROVE

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL 
CREEKS AND STREAMS...HIGHWAYS...STREETS AND UNDERPASSES AS WELL AS 
OTHER DRAINAGE AREAS AND LOW LYING SPOTS.

A FLASH FLOOD WARNING MEANS THAT 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
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
NORTHERN INDIANA.

&&

LAT...LON 4091 8431 4096 8424 4095 8415 4095 8388
      4066 8388 4069 8413

$$

1 follow-up statement

065 
WGUS73 KIWX 142058
FFSIWX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
458 PM EDT SAT MAY 14 2011

OHC003-137-142105-
/O.EXP.KIWX.FF.W.0002.000000T0000Z-110514T2100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PUTNAM OH-ALLEN OH-
458 PM EDT SAT MAY 14 2011

...THE FLASH FLOOD WARNING WILL EXPIRE AT 500 PM EDT FOR ALLEN AND
SOUTHERN PUTNAM COUNTIES IN WEST CENTRAL OHIO...

RAINFALL HAS ENDED ACROSS THE AREA AND FLOODING CONCERNS CONTINUE TO 
SUBSIDE. RAINFALL IS EXPECTED THROUGH TONIGHT AND INTO 
SUNDAY...WHICH COULD LEAD TO ADDITIONAL FLOODING. PERSONS WHO LIVE 
IN FLOOD PRONE LOCATIONS SHOULD MONITOR NOAA WEATHER RADIO OR YOUR 
LOCAL MEDIA FOR ANY ADDITIONAL FLOOD STATEMENTS AND POSSIBLE 
WARNINGS.

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

LAT...LON 4091 8431 4096 8424 4095 8415 4095 8388
      4066 8388 4069 8413

$$


JC

The office that day

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

Issued	Product	Office	Counties	Lasted
May 13, 9:35 PM EDT	Areal Flood Advisory	IWX	Defiance, Paulding, Putnam	6 hr
May 14, 1:53 PM EDT	Special Weather Statement	IWX	Allen	52 min
May 14, 3:25 PM EDT	Special Weather Statement	IWX	Defiance	20 min
May 14, 3:47 PM EDT	Areal Flood Advisory	IWX	Defiance, Williams	3 hr
May 14, 4:26 PM EDT	Flash Flood Warning	IWX	Henry	3 hr
May 14, 6:25 PM EDT	Areal Flood Advisory	IWX	Williams	3 hr
May 14, 7:53 PM EDT	Areal Flood Warning	IWX	Defiance, Williams	12 hr

Nearby

Flash Flood Warnings in Ohio, 2011 Every 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.