Alert archive / Kentucky / Flash Flood Warnings in 2021

Flash Flood Warning 3, NWS Jackson, KY

February 28, 202110 counties in Kentucky

NWS Jackson, KY issued this flash flood warning at Feb 28, 2021, 4:31 PM EST for 10 counties in Kentucky. It was in force for 6 hr. 9 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
Feb 28, 2021, 4:31 PM EST (21:31 UTC)
Expired
Feb 28, 2021, 10:02 PM EST
In force
6 hr
Issued by
NWS Jackson, KY
Area
Storm-based polygon
Flood severity
None

Counties Estill County, KY, Jackson County, KY, Johnson County, KY, Lee County, KY, Magoffin County, KY, Menifee County, KY, Morgan County, KY, Powell County, KY, Rockcastle County, KY, Wolfe County, KY

The radar

The Jackson,KY radar (KJKL), 56 km from the middle of the area, began a volume at 21:34 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
Feb 28, 4:50 PM ESTFLASH FLOODClover Bottom, KYSWIFTLY FLOWING WATER MORE THAN SIX INCHES DEEP WITH DEBRIS OVER US 421.
Feb 28, 5:00 PM ESTFLOODClover Bottom, KYFLOODING OF ROADS AND LOW LYING AREAS IN THE CLOVER BOTTOM AREA.
Feb 28, 5:07 PM ESTFLOOD1 Nnw Roundstone, KYREPORT FROM MPING: RIVER/CREEK OVERFLOWING; CROPLAND/YARD FLOODING.
Feb 28, 5:10 PM ESTFLASH FLOODConway, KYREPORT FROM MPING: STREET/ROAD FLOODING; STREET/ROAD CLOSED.
Feb 28, 5:12 PM ESTFLASH FLOODSnider, KYREPORT FROM MPING: STREET/ROAD FLOODING; STREET/ROAD CLOSED.
Feb 28, 5:45 PM ESTFLASH FLOODLee City, KYWATER FROM THE RED RIVER FLOODING THE LEE CITY STOCKYARDS.
Feb 28, 7:00 PM ESTFLASH FLOODClover Bottom, KYFLOODING OF LOW LYING AREAS CONTINUES AND WATER HAS RISEN A FEW FEET IN THE LAST 2 HOURS AND AT LEAST 1 TO 2 FEET OF WATER OVER A ROADWAY IN THE CLOVER BOTTOM AREA.
Feb 28, 7:37 PM ESTFLASH FLOODLee City, KYWATER RESCUE.
Feb 28, 8:13 PM ESTFLASH FLOOD1 Se Morrill, KYREPORT OF WATER OVER THE JUNCTION OF HIGHWAY 421 AND HIGHWAY 3447 AND THAT A PIECE OF THE ROAD WAS ABOUT TO WASH AWAY.

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, 9.5 hours before the alert went out and 200 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 2021-02-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 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 2021-02-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 6 square meters per square second.1939587897117Sfc1 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
659 m above ground
0-6 km bulk shear
75 kt
0-1 km storm-relative helicity
6 m²/s²
0-3 km storm-relative helicity
231 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

742 
WGUS53 KJKL 282131
FFWJKL
KYC065-109-115-129-153-165-175-197-203-237-010315-
/O.NEW.KJKL.FF.W.0003.210228T2131Z-210301T0315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Jackson KY
431 PM EST Sun Feb 28 2021

The National Weather Service in Jackson has issued a

* Flash Flood Warning for...
  Estill County in east central Kentucky...
  Southeastern Menifee County in east central Kentucky...
  Southern Powell County in east central Kentucky...
  Western Johnson County in northeastern Kentucky...
  Northwestern Rockcastle County in south central Kentucky...
  Northwestern Jackson County in southeastern Kentucky...
  Northern Lee County in southeastern Kentucky...
  Northwestern Magoffin County in southeastern Kentucky...
  Central Morgan County in southeastern Kentucky...
  Wolfe County in southeastern Kentucky...

* Until 1015 PM EST.

* At 431 PM EST, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Flash flooding is ongoing or 
  expected to begin shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Doppler radar.

  IMPACT...Flooding of small creeks and streams, urban areas,
           highways, streets and underpasses as well as other
           drainage and low lying areas.

* Some locations that will experience flash flooding include...
  West Liberty, Irvine, Campton, Boone, Henry, Lewis, Fincastle, 
  Ravenna, Rogers, Torrent, Booth, Whisman, Glencairn, Pine Ridge, 
  Jenson, Zachariah, Koomer Ridge Campground, Leeco, Natural Bridge 
  S.P. and High Falls.

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 3740 8447 3749 8445 3747 8437 3754 8435
      3752 8427 3752 8420 3756 8417 3757 8409
      3764 8413 3767 8409 3776 8409 3797 8302
      3796 8299 3794 8302 3781 8299

FLASH FLOOD...RADAR INDICATED

$$

GEOGERIAN
2 follow-up statements
035 
WGUS73 KJKL 010016
FFSJKL

Flash Flood Statement
National Weather Service Jackson KY
716 PM EST Sun Feb 28 2021

KYC065-109-115-129-153-165-175-197-203-237-010315-
/O.CON.KJKL.FF.W.0003.000000T0000Z-210301T0315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Estill KY-Jackson KY-Johnson KY-Lee KY-Magoffin KY-Menifee KY-Morgan
KY-Powell KY-Rockcastle KY-Wolfe KY-
716 PM EST Sun Feb 28 2021

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1015 PM EST THIS 
EVENING FOR ESTILL, SOUTHEASTERN MENIFEE, SOUTHERN POWELL, WESTERN 
JOHNSON, NORTHWESTERN ROCKCASTLE, NORTHWESTERN JACKSON, NORTHERN 
LEE, NORTHWESTERN MAGOFFIN, CENTRAL MORGAN AND WOLFE COUNTIES...

At 716 PM EST, Doppler radar indicated thunderstorms producing heavy 
rain are slowly sinking south across the warned area. Flash flooding 
is ongoing.

HAZARD...Flash flooding caused by thunderstorms.

SOURCE...Doppler radar.

IMPACT...Flooding of small creeks and streams, urban areas,
         highways, streets and underpasses as well as other
         drainage and low lying areas.

Some locations that will experience flash flooding include...
  West Liberty, Irvine, Campton, Boone, Henry, Lewis, Fincastle, 
  Ravenna, Rogers, Torrent, Booth, Whisman, Glencairn, Pine Ridge, 
  Jenson, Zachariah, Koomer Ridge Campground, Leeco, Natural Bridge 
  S.P. and High Falls.

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 3740 8447 3749 8445 3747 8437 3754 8435
      3752 8427 3752 8420 3756 8417 3757 8409
      3764 8413 3767 8409 3776 8409 3797 8302
      3796 8299 3794 8302 3781 8299

FLASH FLOOD...RADAR INDICATED

$$

GREIF
125 
WGUS73 KJKL 010302
FFSJKL

Flash Flood Statement
National Weather Service Jackson KY
1002 PM EST Sun Feb 28 2021

KYC065-109-115-129-153-165-175-197-203-237-010312-
/O.CAN.KJKL.FF.W.0003.000000T0000Z-210301T0315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Estill KY-Jackson KY-Johnson KY-Lee KY-Magoffin KY-Menifee KY-Morgan
KY-Powell KY-Rockcastle KY-Wolfe KY-
1002 PM EST Sun Feb 28 2021

...FLASH FLOOD WARNING FOR ESTILL, SOUTHEASTERN MENIFEE, SOUTHERN 
POWELL, WESTERN JOHNSON, NORTHWESTERN ROCKCASTLE, NORTHWESTERN 
JACKSON, NORTHERN LEE, NORTHWESTERN MAGOFFIN, CENTRAL MORGAN AND 
WOLFE COUNTIES HAS BEEN REPLACED WITH A FLOOD WARNING...

LAT...LON 3740 8447 3749 8445 3747 8437 3754 8435
      3752 8427 3752 8420 3756 8417 3757 8409
      3764 8413 3767 8409 3776 8409 3797 8302
      3796 8299 3794 8302 3781 8299

$$

GREIF

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 27, 7:30 PM ESTAreal Flood AdvisoryJKLFloyd, Knott, Letcher, Pike3 hr
Feb 27, 10:04 PM ESTRiver Flood AdvisoryJKLFloyd48 hr
Feb 27, 10:35 PM ESTAreal Flood AdvisoryJKLClay, Knox, Leslie, Whitley3 hr
Feb 27, 11:00 PM ESTAreal Flood AdvisoryJKLBell, Harlan, Knox, McCreary, Wayne, Whitley3 hr
Feb 27, 11:51 PM ESTAreal Flood AdvisoryJKLBell, Harlan, Leslie, Letcher, Perry3 hr
Feb 27, 11:54 PM ESTAreal Flood AdvisoryJKLClay, Knott, Knox, Laurel, Leslie, Letcher and 6 more3 hr
Feb 28, 12:12 AM ESTAreal Flood AdvisoryJKLBreathitt, Floyd, Knott, Letcher, Magoffin, Martin and 2 more3 hr
Feb 28, 12:19 AM ESTAreal Flood AdvisoryJKLBreathitt, Clay, Estill, Jackson, Knott, Laurel and 7 more3 hr
Feb 28, 12:31 AM ESTFlash Flood WarningJKLBell, Clay, Knox, Laurel, Leslie, Perry and 1 more2 hr
Feb 28, 3:38 AM ESTAreal Flood AdvisoryJKLBath, Elliott, Estill, Menifee, Montgomery, Morgan and 1 more5 hr
Feb 28, 4:29 AM ESTAreal Flood WarningJKLClay, Knox, Leslie9 hr
Feb 28, 5:30 AM ESTFlash Flood WarningJKLEstill, Menifee, Montgomery, Morgan, Powell, Rowan4 hr
Feb 28, 6:46 AM ESTRiver Flood WarningJKLEstill, Powell3 days
Feb 28, 8:27 AM ESTAreal Flood WarningJKLElliott, Estill, Magoffin, Menifee, Morgan, Powell and 2 more6 hr
Feb 28, 9:34 AM ESTAreal Flood WarningJKLEstill, Menifee, Montgomery, Morgan, Powell, Rowan6 hr
Feb 28, 10:28 AM ESTRiver Flood AdvisoryJKLBreathitt10 hr
Feb 28, 11:01 AM ESTRiver Flood WarningJKLWhitley4 days
Feb 28, 11:01 AM ESTRiver Flood WarningJKLKnox61 hr
Feb 28, 1:28 PM ESTAreal Flood AdvisoryJKLBreathitt, Estill, Jackson, Johnson, Lee, Magoffin and 6 more3 hr
Feb 28, 1:35 PM ESTAreal Flood AdvisoryJKLBreathitt, Floyd, Jackson, Johnson, Knott, Laurel and 7 more3 hr
Feb 28, 1:46 PM ESTAreal Flood AdvisoryJKLBath, Elliott, Fleming, Menifee, Montgomery, Morgan and 1 more2 hr
Feb 28, 2:14 PM ESTAreal Flood WarningJKLBath, Elliott, Estill, Menifee, Montgomery, Morgan and 3 more24 hr
Feb 28, 4:01 PM ESTAreal Flood WarningJKLBath, Elliott, Fleming, Menifee, Montgomery, Morgan and 1 more20 hr
Feb 28, 4:10 PM ESTAreal Flood WarningJKLBreathitt, Estill, Floyd, Jackson, Johnson, Lee and 7 more6 hr
Feb 28, 4:16 PM ESTAreal Flood WarningJKLBreathitt, Estill, Floyd, Jackson, Johnson, Knott and 8 more6 hr
Feb 28, 5:34 PM ESTFlash Flood WarningJKLBreathitt, Estill, Jackson, Lee, Magoffin, Morgan and 4 more9 hr
Feb 28, 5:58 PM ESTFlash Flood WarningJKLFloyd, Johnson, Magoffin, Martin, Morgan, Pike9 hr
Feb 28, 6:21 PM ESTAreal Flood AdvisoryJKLBreathitt, Clay, Floyd, Jackson, Knott, Laurel and 7 more2 hr
Feb 28, 6:37 PM ESTSpecial Weather StatementJKLPulaski38 min
Feb 28, 6:46 PM ESTFlash Flood WarningJKLBreathitt, Clay, Floyd, Jackson, Knott, Leslie and 4 more8 hr
Feb 28, 6:46 PM ESTSpecial Weather StatementJKLClay, Jackson, Laurel44 min
Feb 28, 6:52 PM ESTFlash Flood WarningJKLBreathitt, Floyd, Knott, Magoffin, Owsley, Pike8 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.