Alert archive / Kentucky / Flash Flood Warnings in 2010

Flash Flood Warning 21, NWS Wilmington, OH

June 15, 20104 counties in Kentucky

NWS Wilmington, OH issued this flash flood warning at Jun 15, 2010, 7:59 PM EDT for 4 counties in Kentucky. It was in force for 2 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
Jun 15, 2010, 7:59 PM EDT (23:59 UTC)
Expired
Jun 15, 2010, 10:00 PM EDT
In force
2 hr
Issued by
NWS Wilmington, OH
Area
Storm-based polygon
Flood severity
None

Counties Campbell County, KY, Grant County, KY, Kenton County, KY, Pendleton County, KY

The radar

The Cincinnati radar (KILN), 106 km from the middle of the area, began a volume at 00:00 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
Jun 15, 9:45 PM EDTFLASH FLOODMorning View, KYTHREE ROADS WERE REPORTED CLOSED DUE TO 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, 12.0 hours before the alert went out and 108 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, Cncnati-Daytn, OH at 12:00Z on 2010-06-15Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cncnati-Daytn, OH at 12:00Z on 2010-06-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 49 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
820 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
49 m²/s²
0-3 km storm-relative helicity
81 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 
WGUS51 KILN 152359
FFWILN
KYC037-081-117-191-160200-
/O.NEW.KILN.FF.W.0021.100615T2359Z-100616T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE WILMINGTON OH
759 PM EDT TUE JUN 15 2010

THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CAMPBELL COUNTY IN NORTHERN KENTUCKY...
  EASTERN GRANT COUNTY IN NORTHERN KENTUCKY...
  SOUTHERN KENTON COUNTY IN NORTHERN KENTUCKY...
  PENDLETON COUNTY IN NORTHERN KENTUCKY...

* UNTIL 1000 PM EDT.

* AT 756 PM EDT...RADAR INDICATED THAT THUNDERSTORMS HAD PRODUCED
  HEAVY RAINFALL ACROSS THE WARNED AREA. RADAR ESTIMATED 1 TO 2 
  INCHES HAD FALLEN.

* HEAVY RAIN CONTINUES TO FALL ACROSS THE WARNED AREA WITH ANOTHER
  2 INCHES POSSIBLE THROUGH 1000 PM EDT. WITH THE GROUND ALREADY 
  SATURATED...RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH 
  FLOODING TO OCCUR.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

ACT QUICKLY TO PROTECT YOUR LIFE IF YOU ARE IN A LOW LYING AREA...
ALONG A CREEK...STREAM OR IN AN AREA EXPERIENCING FLOODING. MOVE TO
HIGHER GROUND IMMEDIATELY.

NEVER DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. ONLY A FEW INCHES
OF RAPIDLY FLOWING WATER CAN QUICKLY CARRY AWAY YOUR VEHICLE. FIND AN
ALTERNATE ROUTE OR WAIT UNTIL THE WATER RECEDES.

&&

LAT...LON 3876 8471 3891 8428 3858 8422 3856 8437
      3856 8442 3854 8442 3853 8444 3853 8448
      3851 8449 3849 8461

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 14, 10:14 PM EDTSevere Thunderstorm WarningILNBoone, Campbell, Kenton46 min
Jun 14, 10:27 PM EDTAreal Flood AdvisoryILNBoone, Campbell, Kenton2 hr
Jun 14, 10:34 PM EDTTornado WarningILNCampbell26 min
Jun 14, 10:46 PM EDTSevere Thunderstorm WarningILNCampbell, Pendleton44 min
Jun 14, 10:59 PM EDTAreal Flood AdvisoryILNCampbell2 hr
Jun 15, 6:56 PM EDTSpecial Weather StatementILNCarroll, Gallatin, Owen49 min
Jun 15, 7:12 PM EDTFlash Flood WarningILNCarroll, Gallatin, Grant, Owen108 min
Jun 15, 7:23 PM EDTSevere Thunderstorm WarningILNBoone67 min
Jun 15, 7:27 PM EDTSevere Thunderstorm WarningILNGallatin, Grant, Owen, Pendleton48 min

Nearby

Flash Flood Warnings in Kentucky, 2010Every flash flood warning in 2010

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.