Alert archive / Kentucky / Flash Flood Warnings in 2016

Flash Flood Warning 39, NWS Jackson, KY

August 4, 2016Bath County, Kentucky

NWS Jackson, KY issued this flash flood warning at Aug 4, 2016, 9:00 PM EDT for Bath County, Kentucky. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Aug 4, 2016, 9:00 PM EDT (01:00 UTC)
Expired
Aug 4, 2016, 11:30 PM EDT
In force
3 hr
Issued by
NWS Jackson, KY
Area
Storm-based polygon
Flood severity
None

County Bath County, KY

The radar

The Jackson,KY radar (KJKL), 59 km from the middle of the area, began a volume at 01:02 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.

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 00:00Z, 1.0 hours before the alert went out and 155 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 00:00Z on 2016-08-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 576 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, Cncnati-Daytn, OH at 00:00Z on 2016-08-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -21 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
576 J/kg
Mixed-layer CIN
-22 J/kg
Mixed-layer LCL
1374 m above ground
0-6 km bulk shear
6 kt
0-1 km storm-relative helicity
-21 m²/s²
0-3 km storm-relative helicity
-21 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

047 
WGUS53 KJKL 050100
FFWJKL
KYC011-050330-
/O.NEW.KJKL.FF.W.0039.160805T0100Z-160805T0330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON KY
900 PM EDT THU AUG 4 2016

THE NATIONAL WEATHER SERVICE IN JACKSON KY HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTHEASTERN BATH COUNTY IN EAST CENTRAL KENTUCKY...

* UNTIL 1130 PM EDT

* AT 859 PM EDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
  HEAVY RAIN ACROSS THE WARNED AREA. UP TO TWO AND A HALF INCHES OF
  RAIN HAVE FALLEN IN JUST OVER AN HOUR. FLASH FLOODING IS EXPECTED
  TO BEGIN SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  SALT LICK...OLYMPIA...MIDLAND...OLYMPIA SPRINGS AND YOUNG SPRINGS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.

&&

LAT...LON 3804 8359 3802 8366 3803 8366 3802 8368
      3801 8373 3801 8374 3800 8375 3809 8373
      3814 8356

$$

GEOGERIAN
1 follow-up statement
214 
WGUS73 KJKL 050218
FFSJKL

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
1018 PM EDT THU AUG 4 2016

KYC011-050227-
/O.CAN.KJKL.FF.W.0039.000000T0000Z-160805T0330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BATH KY-
1018 PM EDT THU AUG 4 2016

...THE FLASH FLOOD WARNING FOR SOUTHEASTERN BATH COUNTY IS
CANCELLED...

THE HEAVY RAIN HAS ENDED AND FLASH FLOODING IS NO LONGER EXPECTED TO
POSE A THREAT. 

LAT...LON 3804 8359 3802 8366 3803 8366 3802 8368
      3801 8373 3801 8374 3800 8375 3809 8373
      3814 8356

$$

GEOGERIAN

The office that day

Everything else NWS Jackson, KY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 4, 8:30 PM EDTAreal Flood AdvisoryJKLBath, Fleming, Menifee, Rowan2 hr
Aug 4, 10:26 PM EDTAreal Flood AdvisoryJKLClay, Owsley2 hr
Aug 4, 11:03 PM EDTFlash Flood WarningJKLClay, Owsley3 hr

Nearby

Flash Flood Warnings in Kentucky, 2016Every 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.