Alert archive / Kentucky / Flash Flood Warnings in 2021

Flash Flood Warning 68, NWS Jackson, KY

September 15, 2021Bath County, Fleming County, Rowan County, Kentucky

NWS Jackson, KY issued this flash flood warning at Sep 15, 2021, 8:24 AM EDT for Bath County, Fleming County, Rowan County, Kentucky. It was in force for 3 hr. 2 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
Sep 15, 2021, 8:24 AM EDT (12:24 UTC)
Expired
Sep 15, 2021, 11:30 AM EDT
In force
3 hr
Issued by
NWS Jackson, KY
Area
Storm-based polygon
Flood severity
None

Counties Bath County, KY, Fleming County, KY, Rowan County, KY

The radar

The Jackson,KY radar (KJKL), 79 km from the middle of the area, began a volume at 12:25 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
Sep 15, 10:39 AM EDTFLOODSlate Valley, KYPICTURE POSTED BY LOCAL BROADCAST MEDIA OF WATER OVER HIGHWAY 111 ABOUT 6 MILES NORTHEAST OF OWINGSVILLE.
Sep 15, 11:32 AM EDTHEAVY RAIN 6Slate Valley, KYESTIMATED RAINFALL TOTAL ON NAYLOR RD OFF OF HWY 111 SINCE 7 AM.

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, 0.4 hours before the alert went out and 136 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 2021-09-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 39 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 12:00Z on 2021-09-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 60 square meters per square second.193958Sfc1 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
39 J/kg
Mixed-layer CIN
-183 J/kg
Mixed-layer LCL
1277 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
60 m²/s²
0-3 km storm-relative helicity
54 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

830 
WGUS53 KJKL 151224
FFWJKL
KYC011-069-205-151530-
/O.NEW.KJKL.FF.W.0068.210915T1224Z-210915T1530Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Jackson KY
824 AM EDT Wed Sep 15 2021

The National Weather Service in Jackson has issued a

* Flash Flood Warning for...
  Northwestern Bath County in east central Kentucky...
  Southeastern Fleming County in east central Kentucky...
  West Central Rowan County in east central Kentucky...

* Until 1130 AM EDT.

* At 824 AM EDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 2 and 3 inches of rain 
  have fallen. Additional rainfall amounts of 1 to 2 inches are 
  possible in the warned area. Flash flooding is ongoing or expected 
  to begin shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Radar.

  IMPACT...Flash flooding of small creeks and streams, urban
           areas, highways, streets and underpasses as well as
           other poor drainage and low-lying areas.

* Some locations that will experience flash flooding include...
  Owingsville, Wyoming, Grange City, Oakley, Odessa, Slate Valley, 
  Peasticks, Craigs, Pebble, Hillsboro, Moore's Ferry, Ringos Mills, 
  Ramey, Sharkey, Reynoldsville, Plummers Landing, Hilda and Flat 
  Creek.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Be aware of your surroundings and do not drive on flooded roads.

&&

LAT...LON 3827 8384 3833 8356 3820 8347 3812 8386
      3814 8388 3814 8391

FLASH FLOOD...RADAR INDICATED

$$

CMF
1 follow-up statement
220 
WGUS73 KJKL 151529
FFSJKL

Flash Flood Statement
National Weather Service Jackson KY
1129 AM EDT Wed Sep 15 2021

KYC011-069-205-151539-
/O.EXP.KJKL.FF.W.0068.000000T0000Z-210915T1530Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Bath KY-Fleming KY-Rowan KY-
1129 AM EDT Wed Sep 15 2021

...FLASH FLOOD WARNING AT 1130 AM EDT THIS MORNING FOR NORTHWESTERN 
BATH, SOUTHEASTERN FLEMING AND WEST CENTRAL ROWAN COUNTIES HAS BEEN 
REPLACED WITH A FLOOD WARNING...

Flash Flooding has ended. Please continue to heed remaining road 
closures.

A Flash Flood Watch remains in effect until 800 PM EDT Wednesday for 
portions of east central Kentucky, northeast Kentucky, south central 
Kentucky and southeast Kentucky.

LAT...LON 3827 8384 3833 8356 3820 8347 3812 8386
      3814 8388 3814 8391

$$

DJ

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 15, 7:37 AM EDTAreal Flood AdvisoryJKLBath, Fleming, Rowan3 hr
Sep 15, 8:19 AM EDTFlash Flood WatchJKLBath, Breathitt, Elliott, Estill, Fleming, Jackson and 11 more12 hr
Sep 15, 11:29 AM EDTAreal Flood WarningJKLBath, Fleming, Rowan111 min
Sep 15, 1:20 PM EDTAreal Flood AdvisoryJKLBath, Fleming, Rowan115 min
Sep 15, 2:29 PM EDTSpecial Weather StatementJKLPike31 min
Sep 15, 2:47 PM EDTAreal Flood AdvisoryJKLJackson, Rockcastle118 min
Sep 15, 4:02 PM EDTAreal Flood AdvisoryJKLWhitley3 hr

Nearby

Flash Flood Warnings in Kentucky, 2021Every flash flood warning in 2021

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.