Alert archive / Indiana / Flash Flood Warnings in 2016

Flash Flood Warning 55, NWS Wilmington, OH

September 10, 20164 counties in Indiana

NWS Wilmington, OH issued this flash flood warning at Sep 10, 2016, 3:44 PM EDT for 4 counties in 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: Sep 10, 2016, 3:44 PM EDT (19:44 UTC)
Expired: Sep 10, 2016, 6:45 PM EDT
In force: 3 hr
Issued by: NWS Wilmington, OH
Area: Storm-based polygon
Flood severity: None

Counties Dearborn County, IN, Ohio County, IN, Ripley County, IN, Switzerland County, IN

The radar

The Cincinnati radar (KILN), 126 km from the middle of the area, began a volume at 19:47 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
Sep 10, 4:40 PM EDT	FLASH FLOOD	Friendship, IN	LAUGHERTY CREEK FLOODING VIA SOCIAL MEDIA POST

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, 7.7 hours before the alert went out and 129 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: 5 J/kg
Mixed-layer CIN: -258 J/kg
Mixed-layer LCL: 1264 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 106 m²/s²
0-3 km storm-relative helicity: 83 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

687 
WGUS51 KILN 101944
FFWILN
INC029-115-137-155-102245-
/O.NEW.KILN.FF.W.0055.160910T1944Z-160910T2245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE WILMINGTON OH
344 PM EDT SAT SEP 10 2016

THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  OHIO COUNTY IN SOUTHEASTERN INDIANA...
  SOUTHWESTERN DEARBORN COUNTY IN SOUTHEASTERN INDIANA...
  SOUTHEASTERN RIPLEY COUNTY IN SOUTHEASTERN INDIANA...
  NORTHWESTERN SWITZERLAND COUNTY IN SOUTHEASTERN INDIANA...

* UNTIL 645 PM EDT.

* AT 343 PM EDT...RADAR INDICATED THAT THUNDERSTORMS HAD PRODUCED
  HEAVY RAIN ACROSS THE WARNED AREA. UP TO ONE INCH OF RAIN HAS
  ALREADY FALLEN. HEAVY RAIN CONTINUES TO FALL WITH ANOTHER 1 INCH
  POSSIBLE FALLING OVER ESPECIALLY LAUGHERY CREEK...WHICH IS STILL
  RUNNING HIGH FROM THE THRUSDAY NIGHT HEAVY RAINFALL. RUNOFF FROM
  THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO OCCUR.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  DILLSBORO...FRIENDSHIP...BEAR BRANCH...FARMERS RETREAT...
  CROSS PLAINS AND OLEAN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE. 

DO NOT ENTER OR CROSS FLOWING WATER OR WATER OF UNKNOWN DEPTH.

TO REPORT FLASH FLOODING...GO TO OUR WEBSITE AT WEATHER.GOV/ILN AND
SUBMIT YOUR REPORT VIA SOCIAL MEDIA...WHEN YOU CAN DO SO SAFELY.

&&

LAT...LON 3904 8524 3905 8507 3890 8502 3890 8512
      3889 8517 3892 8520 3892 8524

$$

JDR

1 follow-up statement

875 
WGUS71 KILN 102237
FFSILN

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
637 PM EDT SAT SEP 10 2016

INC029-115-137-155-102245-
/O.EXP.KILN.FF.W.0055.000000T0000Z-160910T2245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
OHIO IN-DEARBORN IN-RIPLEY IN-SWITZERLAND IN-
637 PM EDT SAT SEP 10 2016

...THE FLASH FLOOD WARNING FOR OHIO...SOUTHWESTERN DEARBORN...
SOUTHEASTERN RIPLEY AND NORTHWESTERN SWITZERLAND COUNTIES WILL EXPIRE
AT 645 PM EDT...

THE HEAVY RAIN HAS ENDED AND FLOODING IS NO LONGER EXPECTED TO POSE
A THREAT. RIPLEY COUNTY EMERGENCY MANAGEMENT REPORTED THAT LAUGHERY
CREEK IN THE FRIENDSHIP AREA HAD RISEN...BUT IS HOLDING WITHIN ITS
BANKS. THE CREEK IS EXPECTED TO SLOWLY RECEDE OVERNIGHT.

PLEASE REPORT PREVIOUS FLASH FLOODING TO THE NATIONAL WEATHER SERVICE
BY GOING TO OUR WEBSITE AT WEATHER.GOV/ILN AND SUBMITTING YOUR REPORT
VIA SOCIAL MEDIA.

LAT...LON 3904 8524 3905 8507 3890 8502 3890 8512
      3889 8517 3892 8520 3892 8524

$$

JDR

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 9, 11:33 PM EDT	Areal Flood Warning	ILN	Ripley	12 hr
Sep 10, 2:49 PM EDT	Special Weather Statement	ILN	Franklin	26 min
Sep 10, 3:10 PM EDT	Special Weather Statement	ILN	Ripley	35 min
Sep 10, 3:29 PM EDT	Special Weather Statement	ILN	Dearborn	31 min
Sep 10, 3:33 PM EDT	Severe Thunderstorm Warning	ILN	Dearborn, Ohio, Ripley, Switzerland	27 min
Sep 10, 3:39 PM EDT	Severe Thunderstorm Warning	ILN	Ohio, Switzerland	36 min
Sep 10, 3:54 PM EDT	Severe Thunderstorm Warning	ILN	Dearborn, Ohio	36 min
Sep 10, 4:15 PM EDT	Areal Flood Advisory	ILN	Dearborn	2 hr

Nearby

Flash Flood Warnings in Indiana, 2016 Every flash flood warning in 2016

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.