Alert archive / Kentucky / Flash Flood Warnings in 2021
Flash Flood Warning 23, NWS Jackson, KY
NWS Jackson, KY issued this flash flood warning at May 4, 2021, 9:04 AM EDT for McCreary County, Pulaski County, Wayne 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
- May 4, 2021, 9:04 AM EDT (13:04 UTC)
- Expired
- May 4, 2021, 12:15 PM EDT
- In force
- 3 hr
- Issued by
- NWS Jackson, KY
- Area
- Storm-based polygon
- Flood severity
- None
Counties McCreary County, KY, Pulaski County, KY, Wayne County, KY
The radar
The Knoxville radar (KMRX), 132 km from the middle of the area, began a volume at 13:04 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 12:00Z, 1.1 hours before the alert went out and 303 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.
- Mixed-layer CAPE
- 690 J/kg
- Mixed-layer CIN
- -48 J/kg
- Mixed-layer LCL
- 721 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 90 m²/s²
- 0-3 km storm-relative helicity
- 75 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 1.5
The text
As transmitted.
267
WGUS53 KJKL 041304
FFWJKL
KYC147-199-231-041615-
/O.NEW.KJKL.FF.W.0023.210504T1304Z-210504T1615Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Jackson KY
904 AM EDT Tue May 4 2021
The National Weather Service in Jackson has issued a
* Flash Flood Warning for...
Central McCreary County in south central Kentucky...
South Central Pulaski County in south central Kentucky...
Southern Wayne County in south central Kentucky...
* Until 1215 PM EDT.
* At 904 AM EDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 1 and 2 inches of rain
have fallen. 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...
Whitley City, Ritner, Denney, Slavens, Kidds Crossing, Gregory,
Co-Operative, Coopersville, Rockeybranch, Griffin, Kidder,
Barrier, Wiborg, Parmleysville, Oil Valley, Marshes Siding,
Burfield, Parkers Lake, Greenwood and Great Meadows Campsites.
Additional rainfall amounts of 0.5 to 1.5 inches are possible in the
warned area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
A Flash Flood Warning means that flooding is imminent or occurring.
If you are in the warned area move to higher ground immediately.
Residents living along streams and creeks should take immediate
precautions to protect life and property.
&&
LAT...LON 3661 8497 3663 8500 3667 8500 3686 8464
3692 8467 3694 8465 3697 8456 3700 8448
3699 8445 3694 8439 3685 8433 3679 8443
3672 8448 3668 8465 3664 8471 3660 8475
FLASH FLOOD...RADAR INDICATED
$$
GREIF2 follow-up statements
658
WGUS73 KJKL 041532
FFSJKL
Flash Flood Statement
National Weather Service Jackson KY
1132 AM EDT Tue May 4 2021
KYC147-199-231-041615-
/O.CON.KJKL.FF.W.0023.000000T0000Z-210504T1615Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
McCreary KY-Pulaski KY-Wayne KY-
1132 AM EDT Tue May 4 2021
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1215 PM EDT THIS
AFTERNOON FOR CENTRAL MCCREARY, SOUTH CENTRAL PULASKI AND SOUTHERN
WAYNE COUNTIES...
At 1132 AM EDT, Doppler radar showed showers and thunderstorms
exiting the warned area. Between 1.5 and 3 inches of rain have
fallen. Flash flooding is ongoing or expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Doppler radar.
IMPACT...Flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other
drainage and low lying areas.
Some locations that will experience flash flooding include...
Whitley City, Ritner, Denney, Slavens, Kidds Crossing, Gregory,
Co-Operative, Coopersville, Rockeybranch, Griffin, Kidder,
Barrier, Wiborg, Parmleysville, Oil Valley, Marshes Siding,
Burfield, Parkers Lake, Greenwood and Great Meadows Campsites.
Additional rainfall amounts of up to 0.5 inch are possible in the
warned area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
A Flash Flood Warning means that flooding is imminent or occurring.
If you are in the warned area move to higher ground immediately.
Residents living along streams and creeks should take immediate
precautions to protect life and property.
&&
LAT...LON 3661 8497 3663 8500 3667 8500 3686 8464
3692 8467 3694 8465 3697 8456 3700 8448
3699 8445 3694 8439 3685 8433 3679 8443
3672 8448 3668 8465 3664 8471 3660 8475
FLASH FLOOD...RADAR INDICATED
$$
GEERTSON265
WGUS73 KJKL 041608
FFSJKL
Flash Flood Statement
National Weather Service Jackson KY
1208 PM EDT Tue May 4 2021
KYC147-199-231-041618-
/O.EXP.KJKL.FF.W.0023.000000T0000Z-210504T1615Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
McCreary KY-Pulaski KY-Wayne KY-
1208 PM EDT Tue May 4 2021
...FLASH FLOOD WARNING WILL EXPIRE AT 1215 PM EDT THIS AFTERNOON FOR
CENTRAL MCCREARY, SOUTH CENTRAL PULASKI AND SOUTHERN WAYNE
COUNTIES...
The heavy rain has ended. Flash flooding is no longer expected to
pose a threat, but streams will continue to run high into early
afternoon. Please continue to heed any road closures and avoid
flooded roads.
LAT...LON 3661 8497 3663 8500 3667 8500 3686 8464
3692 8467 3694 8465 3697 8456 3700 8448
3699 8445 3694 8439 3685 8433 3679 8443
3672 8448 3668 8465 3664 8471 3660 8475
$$
GEERTSONThe office that day
Everything else NWS Jackson, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 4, 1:19 AM EDT | Special Weather Statement | JKL | Bell | 26 min |
| May 4, 2:06 AM EDT | Special Weather Statement | JKL | Harlan | 24 min |
| May 4, 5:01 AM EDT | Special Weather Statement | JKL | Wayne | 29 min |
| May 4, 6:59 AM EDT | Areal Flood Advisory | JKL | McCreary, Whitley | 3 hr |
| May 4, 7:27 AM EDT | Flash Flood Warning | JKL | McCreary | 5 hr |
| May 4, 7:51 AM EDT | Areal Flood Advisory | JKL | McCreary, Pulaski, Wayne, Whitley | 5 hr |
| May 4, 8:34 AM EDT | Flash Flood Warning | JKL | Wayne | 3 hr |
| May 4, 10:49 AM EDT | Areal Flood Advisory | JKL | Knox, Laurel, Pulaski, Rockcastle, Whitley | 3 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.