Alert archive / Ohio / Flash Flood Warnings in 2014

Flash Flood Warning 13, NWS Wilmington, OH

June 20, 2014Greene County, Montgomery County, Ohio

NWS Wilmington, OH issued this flash flood warning at Jun 20, 2014, 3:09 PM EDT for Greene County, Montgomery County, Ohio. It was in force for 5 hr. 8 reports 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: Jun 20, 2014, 3:09 PM EDT (19:09 UTC)
Expired: Jun 20, 2014, 8:00 PM EDT
In force: 5 hr
Issued by: NWS Wilmington, OH
Area: Storm-based polygon
Flood severity: None

Counties Greene County, OH, Montgomery County, OH

The radar

The Cincinnati radar (KILN), 45 km from the middle of the area, began a volume at 19:10 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
Jun 20, 3:10 PM EDT	FLASH FLOOD	3 E Miamisburg, OH	STREETS INUNDATED WITH WATER NEAR INTERSECTION OF ROUTES 725 AND 741.
Jun 20, 3:46 PM EDT	FLASH FLOOD	1 Sw Miamisburg, OH	2 FEET OF HIGH WATER REPORTED AT VANGUARD BLVD AND DAYTON CINCINNATI PIKE.
Jun 20, 3:46 PM EDT	FLASH FLOOD	5 E Miamisburg, OH	MULTIPLE WATER RESUCUES REPORTED FROM VEHICLES IN WASHINGTON PARK AREA NEAR MCEWEN RD...CONGRESS PARK DR...AND PARAGON RD.
Jun 20, 3:46 PM EDT	HEAVY RAIN 1.29	3 Sse Miamisburg, OH	FROM STORMS THAT MOVED THROUGH THIS AFTERNOON
Jun 20, 3:53 PM EDT	FLASH FLOOD	3 E Miamisburg, OH	CARS HALF SUBMERGED IN RAPIDLY RISING WATER COVERING DAYTON MALL PARKING LOT
Jun 20, 4:05 PM EDT	FLASH FLOOD	4 E Miamisburg, OH	HIGH WATER COVERING PARTS OF LYONS RD IN WASHINGTON TOWNSHIP
Jun 20, 4:09 PM EDT	FLASH FLOOD	3 Ne Miamisburg, OH	TULIP DRIVE IN WEST CARROLLTON COVERED BY HIGH WATER
Jun 20, 4:32 PM EDT	FLASH FLOOD	4 Ne Miamisburg, OH	RESIDENTIAL STREET COPVERED BY HIGH WATER UP TO BOTTOM OF CAR DOORS NEAR ALEX BELL RD IN WEST CARROLLTON

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, 7.2 hours before the alert went out and 46 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: 15 J/kg
Mixed-layer CIN: -201 J/kg
Mixed-layer LCL: 1282 m above ground
0-6 km bulk shear: 20 kt
0-1 km storm-relative helicity: 35 m²/s²
0-3 km storm-relative helicity: 52 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.

422 
WGUS51 KILN 201909
FFWILN
OHC057-113-202200-
/O.NEW.KILN.FF.W.0013.140620T1909Z-140620T2200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE WILMINGTON OH
309 PM EDT FRI JUN 20 2014

THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTHWESTERN GREENE COUNTY IN WEST CENTRAL OHIO...
  SOUTHERN MONTGOMERY COUNTY IN WEST CENTRAL OHIO...

* UNTIL 600 PM EDT.

* AT 258 PM EDT...RADAR INDICATED THAT THUNDERSTORMS HAD PRODUCED   
VERY HEAVY RAIN ACROSS SOUTHERN MONTGOMERY AND SOUTHEASTERN GREENE 
COUNTIES. THIS HEAVY RAIN IS FORECAST TO CONTINUE THROUGH AT LEAST 4 
PM. EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO OCCUR.

* SOME LOCATIONS THAT COULD EXPERIENCE FLOODING INCLUDE...  
KETTERING...MIAMISBURG...CENTERVILLE...GERMANTOWN...
WEST CARROLLTON...XENIA...ROXANA AND SPRING VALLEY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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 3973 8448 3970 8388 3956 8391 3959 8429
      3959 8448

$$

HATZOS

4 follow-up statements

644 
WGUS71 KILN 202125
FFSILN

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
525 PM EDT FRI JUN 20 2014

OHC057-113-202200-
/O.CON.KILN.FF.W.0013.000000T0000Z-140620T2200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GREENE OH-MONTGOMERY OH-
525 PM EDT FRI JUN 20 2014

...FLASH FLOOD WARNING CONTINUES FOR SOUTHERN MONTGOMERY AND
SOUTHWESTERN GREENE COUNTIES UNTIL 600 PM EDT...

AT 519 PM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED THAT OVER 
TWO INCHES OF RAIN HAD FALLEN ACROSS THE WARNING AREA. THE HEAVIEST 
RAIN FELL ACROSS THE SOUTHEASTERN PORTION OF MONTGOMERY COUNTY. 
MEDIA AND SPOTTER REPORTS INDICATE THAT NUMEROUS ROADS IN THE AREA 
ARE FLOODED.

SOME LOCATIONS THAT COULD EXPERIENCE FLOODING INCLUDE...
GERMANTOWN...MIAMISBURG...CENTERVILLE...WOODBOURNE-HYDE PARK...
WEST CARROLLTON...FARMERSVILLE...SPRING VALLEY...ROXANNA...
KETTERING...MORAINE AND XENIA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 3973 8448 3970 8388 3956 8391 3959 8429
      3959 8448

$$

HATZOS

777 
WGUS71 KILN 202137
FFSILN

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
537 PM EDT FRI JUN 20 2014

OHC057-202145-
/O.CAN.KILN.FF.W.0013.000000T0000Z-140620T2200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GREENE OH-
537 PM EDT FRI JUN 20 2014

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR SOUTHWESTERN GREENE
COUNTY HAS BEEN CANCELLED...

HEAVY RAIN HAS ENDED AND SIGNIFICANT FLOODING IS NO LONGER EXPECTED 
TO POSE A THREAT. SOME MINOR FLOODING IN FAR SOUTHWESTERN GREENE 
COUNTY MAY STILL BE POSSIBLE THIS EVENING.

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 3971 8411 3958 8411 3958 8412 3959 8429
      3959 8448 3973 8448

$$

OHC113-202200-
/O.CON.KILN.FF.W.0013.000000T0000Z-140620T2200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MONTGOMERY OH-
537 PM EDT FRI JUN 20 2014

...FLASH FLOOD WARNING CONTINUES FOR SOUTHERN MONTGOMERY COUNTY UNTIL
600 PM EDT...

AT 531 PM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED THAT OVER 
TWO INCHES OF RAIN HAD FALLEN ACROSS THE WARNING AREA. THE HEAVIEST 
RAIN FELL ACROSS THE SOUTHEASTERN PORTION OF MONTGOMERY COUNTY. 
MEDIA AND SPOTTER REPORTS INDICATE THAT NUMEROUS ROADS IN THE AREA 
ARE FLOODED.

ADDITIONAL THUNDERSTORMS ARE CURRENTLY MOVING THROUGH SOUTHERN 
MONTGOMERY COUNTY...AND MAY PRODUCE AN ADDITIONAL HALF INCH OF RAIN 
THROUGH 630 PM.

SOME LOCATIONS THAT COULD EXPERIENCE FLOODING INCLUDE...
GERMANTOWN...MIAMISBURG...WEST CARROLLTON...CENTERVILLE...
WOODBOURNE-HYDE PARK...FARMERSVILLE...MORAINE AND KETTERING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 3971 8411 3958 8411 3958 8412 3959 8429
      3959 8448 3973 8448

$$

HATZOS

039 
WGUS51 KILN 202140
FFWILN
OHC113-210000-
/O.EXT.KILN.FF.W.0013.000000T0000Z-140621T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE WILMINGTON OH
540 PM EDT FRI JUN 20 2014

THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS EXTENDED THE

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

* UNTIL 800 PM EDT.

* AT 536 PM EDT...RADAR INDICATED THAT ADDITIONAL THUNDERSTORMS WERE 
  MOVING ACROSS SOUTHERN MONTGOMERY COUNTY. THESE STORMS MAY PRODUCE 
  ANOTHER HALF INCH OF RAIN THROUGH 630 PM. OVER TWO INCHES OF RAIN  
  HAVE ALREADY FALLEN ACROSS THIS AREA...AND FLASH FLOODING WILL     
  CONTINUE INTO THE EVENING...WITH HIGH WATER OVER NUMEROUS ROADS.

* SOME LOCATIONS THAT COULD EXPERIENCE FLOODING INCLUDE...
  GERMANTOWN...MIAMISBURG...WEST CARROLLTON...CENTERVILLE...
  WOODBOURNE-HYDE PARK...FARMERSVILLE...MORAINE AND KETTERING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 3971 8411 3958 8411 3958 8412 3959 8429
      3959 8448 3973 8448

$$

HATZOS

572 
WGUS71 KILN 202353
FFSILN

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
753 PM EDT FRI JUN 20 2014

OHC113-210003-
/O.EXP.KILN.FF.W.0013.000000T0000Z-140621T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MONTGOMERY OH-
753 PM EDT FRI JUN 20 2014

...THE FLASH FLOOD WARNING FOR SOUTHERN MONTGOMERY COUNTY WILL EXPIRE
AT 800 PM EDT...

WATER IS RECEDING AND IS NO LONGER EXPECTED TO POSE A THREAT.

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 3971 8412 3958 8411 3958 8412 3959 8429
      3959 8448 3973 8448

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 20, 1:21 PM EDT	Special Weather Statement	ILN	Montgomery	24 min
Jun 20, 1:48 PM EDT	Special Weather Statement	ILN	Montgomery	27 min
Jun 20, 2:24 PM EDT	Special Weather Statement	ILN	Greene	36 min
Jun 20, 2:39 PM EDT	Special Weather Statement	ILN	Fayette	36 min
Jun 20, 2:47 PM EDT	Special Weather Statement	ILN	Greene	43 min
Jun 20, 3:21 PM EDT	Special Weather Statement	ILN	Clinton, Fayette	39 min
Jun 20, 3:23 PM EDT	Special Weather Statement	ILN	Scioto	37 min
Jun 20, 3:35 PM EDT	Special Weather Statement	ILN	Pike	25 min
Jun 20, 3:44 PM EDT	Areal Flood Advisory	ILN	Montgomery	3 hr
Jun 20, 3:52 PM EDT	Areal Flood Advisory	ILN	Pike	3 hr
Jun 20, 3:58 PM EDT	Special Weather Statement	ILN	Fairfield	32 min
Jun 20, 4:02 PM EDT	Special Weather Statement	ILN	Brown	28 min
Jun 20, 4:10 PM EDT	Severe Thunderstorm Warning	ILN	Adams, Brown, Highland	50 min
Jun 20, 4:14 PM EDT	Special Weather Statement	ILN	Vinton	31 min
Jun 20, 4:35 PM EDT	Special Weather Statement	ILN	Hocking	25 min
Jun 20, 5:17 PM EDT	Areal Flood Advisory	ILN	Adams, Brown, Pike, Scioto	118 min
Jun 20, 7:53 PM EDT	Special Weather Statement	ILN	Mercer	37 min
Jun 20, 7:54 PM EDT	Special Weather Statement	ILN	Licking	36 min

Nearby

Flash Flood Warnings in Ohio, 2014 Every flash flood warning in 2014

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.