Alert archive / Kentucky / Flash Flood Warnings in 2021
Flash Flood Warning 67, NWS Jackson, KY
NWS Jackson, KY issued this flash flood warning at Aug 30, 2021, 5:17 PM EDT for Clay County, Laurel County, Kentucky. It was in force for 118 min. 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 30, 2021, 5:17 PM EDT (21:17 UTC)
- Expired
- Aug 30, 2021, 7:15 PM EDT
- In force
- 118 min
- Issued by
- NWS Jackson, KY
- Area
- Storm-based polygon
- Flood severity
- None
Counties Clay County, KY, Laurel County, KY
The radar
The Jackson,KY radar (KJKL), 68 km from the middle of the area, began a volume at 21:21 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, 9.3 hours before the alert went out and 250 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
- 185 J/kg
- Mixed-layer CIN
- -112 J/kg
- Mixed-layer LCL
- 1095 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- -24 m²/s²
- 0-3 km storm-relative helicity
- 25 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted.
339
WGUS53 KJKL 302117
FFWJKL
KYC051-125-302315-
/O.NEW.KJKL.FF.W.0067.210830T2117Z-210830T2315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Jackson KY
517 PM EDT Mon Aug 30 2021
The National Weather Service in Jackson has issued a
* Flash Flood Warning for...
East Central Laurel County in south central Kentucky...
Northwestern Clay County in southeastern Kentucky...
* Until 715 PM EDT.
* At 517 PM EDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 1 and 2.5 inches of
rain have fallen. 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...
Manchester, Urban, Sidell, Grace, Herron, Byron, Pigeonroost,
Sibert, Hima, Fall Rock, Horse Creek Junction, Littleton,
Treadway, Bush, Bernice, Fogertown, Burning Springs, Lake and
Portersburg.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3704 8388 3703 8398 3725 8397 3725 8394
3726 8394 3726 8392 3725 8390 3727 8390
3729 8388 3730 8388 3730 8370 3706 8368
3705 8386 3706 8387
FLASH FLOOD...RADAR INDICATED
$$
HAS2 follow-up statements
308
WGUS73 KJKL 302223
FFSJKL
Flash Flood Statement
National Weather Service Jackson KY
623 PM EDT Mon Aug 30 2021
KYC125-302233-
/O.CAN.KJKL.FF.W.0067.000000T0000Z-210830T2315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Laurel KY-
623 PM EDT Mon Aug 30 2021
...FLASH FLOOD WARNING IS CANCELLED FOR EAST CENTRAL LAUREL COUNTY...
Flooding is no longer expected to pose a threat. Please continue to
heed remaining road closures.
LAT...LON 3720 8395 3720 8394 3726 8394 3726 8392
3725 8390 3727 8390 3729 8388 3730 8388
3730 8370 3709 8375 3706 8387 3706 8388
3708 8388 3709 8386 3710 8387 3712 8389
3711 8390 3711 8392 3712 8393
$$
KYC051-302315-
/O.CON.KJKL.FF.W.0067.000000T0000Z-210830T2315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Clay KY-
623 PM EDT Mon Aug 30 2021
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 715 PM EDT THIS
EVENING FOR NORTHWESTERN CLAY COUNTY...
At 623 PM EDT, Doppler radar indicated thunderstorms producing heavy
rain across the warned area. Between 2 and 3 inches of rain have
fallen. 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...
Manchester, Sidell, Grace, Urban, Fall Rock, Treadway, Byron,
Burning Springs, Bernice, Herron, Littleton, Sacker Gap, Sibert,
Fogertown, Horse Creek Junction, Pigeonroost, Hima, Malcomb and
Laurel Creek.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3720 8395 3720 8394 3726 8394 3726 8392
3725 8390 3727 8390 3729 8388 3730 8388
3730 8370 3709 8375 3706 8387 3706 8388
3708 8388 3709 8386 3710 8387 3712 8389
3711 8390 3711 8392 3712 8393
FLASH FLOOD...RADAR INDICATED
$$
HAS989
WGUS73 KJKL 302308
FFSJKL
Flash Flood Statement
National Weather Service Jackson KY
708 PM EDT Mon Aug 30 2021
KYC051-302318-
/O.EXP.KJKL.FF.W.0067.000000T0000Z-210830T2315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Clay KY-
708 PM EDT Mon Aug 30 2021
...FLASH FLOOD WARNING WILL EXPIRE AT 715 PM EDT THIS EVENING FOR
NORTHWESTERN CLAY COUNTY...
Flood waters have receded. The heavy rain has ended. Flooding is no
longer expected to pose a threat. Please continue to heed remaining
road closures.
LAT...LON 3720 8395 3720 8394 3726 8394 3726 8392
3725 8390 3727 8390 3729 8388 3730 8388
3730 8370 3709 8375 3706 8387 3706 8388
3708 8388 3709 8386 3710 8387 3712 8389
3711 8390 3711 8392 3712 8393
$$
HASThe office that day
Everything else NWS Jackson, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 30, 3:43 AM EDT | Flash Flood Watch | JKL | Bath, Bell, Breathitt, Clay, Elliott, Estill and 27 more | 48 hr |
| Aug 30, 9:26 AM EDT | Areal Flood Advisory | JKL | Pike | 45 min |
| Aug 30, 9:52 AM EDT | Areal Flood Advisory | JKL | Breathitt, Owsley | 3 hr |
| Aug 30, 10:11 AM EDT | Flash Flood Warning | JKL | Pike | 4 hr |
| Aug 30, 10:13 AM EDT | Areal Flood Advisory | JKL | Pike | 36 min |
| Aug 30, 10:30 AM EDT | Areal Flood Advisory | JKL | Floyd, Pike | 3 hr |
| Aug 30, 10:49 AM EDT | Flash Flood Warning | JKL | Pike | 4 hr |
| Aug 30, 10:56 AM EDT | Flash Flood Warning | JKL | Floyd, Pike | 4 hr |
| Aug 30, 12:05 PM EDT | Areal Flood Advisory | JKL | Lee, Owsley | 3 hr |
| Aug 30, 12:57 PM EDT | Areal Flood Advisory | JKL | Owsley | 3 hr |
| Aug 30, 2:03 PM EDT | Areal Flood Advisory | JKL | Whitley | 3 hr |
| Aug 30, 3:12 PM EDT | Special Weather Statement | JKL | Harlan | 63 min |
| Aug 30, 3:45 PM EDT | Special Weather Statement | JKL | Lee, Owsley | 45 min |
| Aug 30, 3:49 PM EDT | Special Weather Statement | JKL | Leslie | 41 min |
| Aug 30, 3:53 PM EDT | Special Weather Statement | JKL | McCreary | 52 min |
| Aug 30, 4:03 PM EDT | Areal Flood Advisory | JKL | McCreary, Wayne | 3 hr |
| Aug 30, 4:18 PM EDT | Special Weather Statement | JKL | Clay | 42 min |
| Aug 30, 4:42 PM EDT | Areal Flood Advisory | JKL | Clay, Jackson, Laurel, Owsley | 3 hr |
| Aug 30, 4:48 PM EDT | Special Weather Statement | JKL | Breathitt, Owsley | 42 min |
| Aug 30, 6:09 PM EDT | Special Weather Statement | JKL | Floyd | 51 min |
| Aug 30, 6:14 PM EDT | Areal Flood Advisory | JKL | Floyd, Martin, Pike | 2 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.