Alert archive / Kentucky / Flash Flood Warnings in 2021
Flash Flood Warning 55, NWS Jackson, KY
NWS Jackson, KY issued this flash flood warning at Jul 30, 2021, 2:35 AM EDT for 6 counties in Kentucky. It was in force for 4 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
- Jul 30, 2021, 2:35 AM EDT (06:35 UTC)
- Expired
- Jul 30, 2021, 6:30 AM EDT
- In force
- 4 hr
- Issued by
- NWS Jackson, KY
- Area
- Storm-based polygon
- Flood severity
- None
Counties Clay County, KY, Estill County, KY, Jackson County, KY, Lee County, KY, Leslie County, KY, Owsley County, KY
The radar
The Jackson,KY radar (KJKL), 43 km from the middle of the area, began a volume at 06:38 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, 6.6 hours before the alert went out and 220 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
- 2113 J/kg
- Mixed-layer CIN
- -24 J/kg
- Mixed-layer LCL
- 691 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 137 m²/s²
- 0-3 km storm-relative helicity
- 139 m²/s²
- Significant tornado parameter
- 1.7
- Supercell composite
- 9.2
The text
As transmitted.
823
WGUS53 KJKL 300635
FFWJKL
KYC051-065-109-129-131-189-301030-
/O.NEW.KJKL.FF.W.0055.210730T0635Z-210730T1030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Jackson KY
235 AM EDT Fri Jul 30 2021
The National Weather Service in Jackson has issued a
* Flash Flood Warning for...
Estill County in east central Kentucky...
Northern Clay County in southeastern Kentucky...
Jackson County in southeastern Kentucky...
Southwestern Lee County in southeastern Kentucky...
Southern Leslie County in southeastern Kentucky...
Owsley County in southeastern Kentucky...
* Until 630 AM EDT.
* At 235 AM EDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 1.5 and 2.5 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...
Irvine, McKee, Booneville, Ravenna, Thomas, Island City, Blake,
Sextons Creek, Felty, Sourwood, Taff, Conkling, Trixie,
Chestnutburg, Major, Sturgeon, Endee, Nathanton, Teges and Ammie.
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 3757 8409 3764 8413 3767 8409 3777 8408
3778 8411 3780 8407 3781 8412 3784 8410
3785 8408 3738 8354 3738 8355 3729 8355
3702 8329 3709 8317 3706 8317 3701 8318
3701 8319 3689 8342 3753 8420
FLASH FLOOD...RADAR INDICATED
$$
RAY2 follow-up statements
517
WGUS73 KJKL 300741
FFSJKL
Flash Flood Statement
National Weather Service Jackson KY
341 AM EDT Fri Jul 30 2021
KYC051-065-109-129-131-189-301030-
/O.CON.KJKL.FF.W.0055.000000T0000Z-210730T1030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Clay KY-Estill KY-Jackson KY-Lee KY-Leslie KY-Owsley KY-
341 AM EDT Fri Jul 30 2021
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 630 AM EDT THIS
MORNING FOR ESTILL, NORTHERN CLAY, JACKSON, SOUTHWESTERN LEE,
SOUTHERN LESLIE AND OWSLEY COUNTIES...
At 341 AM EDT, Doppler radar indicated thunderstorms producing heavy
rain across the warned area. Between 2 and 4 inches of rain have
fallen. Flash flooding is ongoing or expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other poor
drainage and low-lying areas.
Some locations that will experience flash flooding include...
Irvine, McKee, Booneville, Ravenna, Thomas, Island City, Blake,
Sextons Creek, Felty, Sourwood, Taff, Conkling, Trixie,
Chestnutburg, Major, Sturgeon, Endee, Nathanton, Teges and Ammie.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
Please report observed flooding to local emergency services or law
enforcement and request they pass this information to the National
Weather Service when you can do so safely.
&&
LAT...LON 3757 8409 3764 8413 3767 8409 3777 8408
3778 8411 3780 8407 3781 8412 3784 8410
3785 8408 3738 8354 3738 8355 3729 8355
3702 8329 3709 8317 3706 8317 3701 8318
3701 8319 3689 8342 3753 8420
FLASH FLOOD...RADAR INDICATED
$$
GREIF424
WGUS73 KJKL 301023
FFSJKL
Flash Flood Statement
National Weather Service Jackson KY
623 AM EDT Fri Jul 30 2021
KYC051-065-109-129-131-189-301033-
/O.EXP.KJKL.FF.W.0055.000000T0000Z-210730T1030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Clay KY-Estill KY-Jackson KY-Lee KY-Leslie KY-Owsley KY-
623 AM EDT Fri Jul 30 2021
...FLASH FLOOD WARNING WILL EXPIRE AT 630 AM EDT THIS MORNING FOR
ESTILL, NORTHERN CLAY, JACKSON, SOUTHWESTERN LEE, SOUTHERN LESLIE
AND OWSLEY COUNTIES...
The heavy rain has ended. Flash flooding is no longer expected to
pose a threat. Please continue to heed remaining road closures.
LAT...LON 3757 8409 3764 8413 3767 8409 3777 8408
3778 8411 3780 8407 3781 8412 3784 8410
3785 8408 3738 8354 3738 8355 3729 8355
3702 8329 3709 8317 3706 8317 3701 8318
3701 8319 3689 8342 3753 8420
$$
RAYThe office that day
Everything else NWS Jackson, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 29, 9:55 PM EDT | Special Weather Statement | JKL | Rowan | 35 min |
| Jul 29, 10:03 PM EDT | Severe Thunderstorm Warning | JKL | Rowan | 27 min |
| Jul 29, 10:25 PM EDT | Severe Thunderstorm Warning | JKL | Elliott, Rowan | 35 min |
| Jul 29, 10:44 PM EDT | Severe Thunderstorm Warning | JKL | Elliott, Morgan, Rowan | 31 min |
| Jul 29, 10:53 PM EDT | Areal Flood Advisory | JKL | Elliott, Fleming, Rowan | 3 hr |
| Jul 29, 11:15 PM EDT | Special Weather Statement | JKL | Elliott, Johnson, Magoffin, Morgan, Wolfe | 30 min |
| Jul 29, 11:23 PM EDT | Special Weather Statement | JKL | Bath, Fleming, Rowan | 37 min |
| Jul 29, 11:32 PM EDT | Areal Flood Advisory | JKL | Bath, Elliott, Fleming, Morgan, Rowan | 3 hr |
| Jul 29, 11:43 PM EDT | Flash Flood Warning | JKL | Bath, Fleming, Menifee, Morgan, Rowan | 4 hr |
| Jul 30, 12:23 AM EDT | Special Weather Statement | JKL | Breathitt, Wolfe | 52 min |
| Jul 30, 12:24 AM EDT | Flash Flood Warning | JKL | Bath, Magoffin, Menifee, Montgomery, Morgan, Wolfe | 4 hr |
| Jul 30, 12:25 AM EDT | Special Weather Statement | JKL | Menifee, Montgomery, Wolfe | 50 min |
| Jul 30, 12:36 AM EDT | Severe Thunderstorm Warning | JKL | Breathitt, Knott, Magoffin, Perry | 39 min |
| Jul 30, 12:45 AM EDT | Special Weather Statement | JKL | Perry | 45 min |
| Jul 30, 12:59 AM EDT | Flash Flood Warning | JKL | Breathitt, Magoffin | 4 hr |
| Jul 30, 1:05 AM EDT | Special Weather Statement | JKL | Breathitt, Knott | 40 min |
| Jul 30, 1:26 AM EDT | Special Weather Statement | JKL | Leslie, Perry | 49 min |
| Jul 30, 1:30 AM EDT | Severe Thunderstorm Warning | JKL | Leslie, Perry | 45 min |
| Jul 30, 1:33 AM EDT | Flash Flood Warning | JKL | Breathitt, Estill, Lee, Montgomery, Owsley, Perry and 2 more | 4 hr |
| Jul 30, 1:37 AM EDT | Special Weather Statement | JKL | Montgomery, Powell | 53 min |
| Jul 30, 1:55 AM EDT | Flash Flood Warning | JKL | Leslie, Perry | 4 hr |
| Jul 30, 2:06 AM EDT | Special Weather Statement | JKL | Harlan | 39 min |
| Jul 30, 2:08 AM EDT | Special Weather Statement | JKL | Estill, Jackson | 52 min |
| Jul 30, 2:23 AM EDT | Special Weather Statement | JKL | Bell, Clay | 52 min |
| Jul 30, 2:41 AM EDT | Special Weather Statement | JKL | Jackson, Laurel, Rockcastle | 49 min |
| Jul 30, 3:04 AM EDT | Special Weather Statement | JKL | Bell, Clay, Knox | 41 min |
| Jul 30, 3:12 AM EDT | Special Weather Statement | JKL | Pulaski, Rockcastle | 48 min |
| Jul 30, 3:23 AM EDT | Areal Flood Advisory | JKL | Clay, Jackson, Laurel, Rockcastle | 4 hr |
| Jul 30, 3:30 AM EDT | Areal Flood Warning | JKL | Bath, Fleming, Menifee, Morgan, Rowan | 6 hr |
| Jul 30, 3:32 AM EDT | Special Weather Statement | JKL | Knox, Laurel | 43 min |
| Jul 30, 3:56 AM EDT | Special Weather Statement | JKL | Laurel, McCreary, Pulaski, Whitley | 64 min |
| Jul 30, 4:03 AM EDT | Areal Flood Advisory | JKL | Laurel, Pulaski | 4 hr |
| Jul 30, 4:11 AM EDT | Severe Thunderstorm Warning | JKL | Laurel, McCreary, Pulaski, Rockcastle, Whitley | 49 min |
| Jul 30, 4:16 AM EDT | Tornado Warning | JKL | McCreary, Whitley | 29 min |
| Jul 30, 4:18 AM EDT | Flash Flood Warning | JKL | Knox, Laurel, Pulaski, Rockcastle, Whitley | 4 hr |
| Jul 30, 4:21 AM EDT | Areal Flood Warning | JKL | Bath, Magoffin, Menifee, Montgomery, Morgan, Wolfe | 3 hr |
| Jul 30, 4:44 AM EDT | Special Weather Statement | JKL | McCreary, Pulaski, Wayne, Whitley | 61 min |
| Jul 30, 4:54 AM EDT | Areal Flood Advisory | JKL | McCreary, Wayne, Whitley | 3 hr |
| Jul 30, 4:54 AM EDT | Severe Thunderstorm Warning | JKL | Bell, McCreary, Whitley | 51 min |
| Jul 30, 5:16 AM EDT | Areal Flood Warning | JKL | Breathitt, Estill, Lee, Montgomery, Owsley, Powell and 1 more | 4 hr |
| Jul 30, 5:22 AM EDT | Special Weather Statement | JKL | McCreary, Wayne | 38 min |
| Jul 30, 6:35 AM EDT | River Flood Advisory | JKL | Estill, Powell | 24 hr |
| Jul 30, 7:14 AM EDT | Areal Flood Warning | JKL | Bath, Menifee, Montgomery, Morgan, Wolfe | 4 hr |
| Jul 30, 7:58 AM EDT | Areal Flood Warning | JKL | Knox, Laurel, Pulaski, Rockcastle, Whitley | 86 min |
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.