Alert archive / Kentucky / Flash Flood Warnings in 2021
Flash Flood Warning 46, NWS Jackson, KY
NWS Jackson, KY issued this flash flood warning at Jul 11, 2021, 6:08 PM EDT for Jackson County, Pulaski County, Rockcastle County, Kentucky. It was in force for 113 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
- Jul 11, 2021, 6:08 PM EDT (22:08 UTC)
- Expired
- Jul 11, 2021, 8:01 PM EDT
- In force
- 113 min
- Issued by
- NWS Jackson, KY
- Area
- Storm-based polygon
- Flood severity
- None
Counties Jackson County, KY, Pulaski County, KY, Rockcastle County, KY
The radar
The Jackson,KY radar (KJKL), 90 km from the middle of the area, began a volume at 22:08 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, 10.1 hours before the alert went out and 244 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
- 151 J/kg
- Mixed-layer CIN
- -73 J/kg
- Mixed-layer LCL
- 782 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 144 m²/s²
- 0-3 km storm-relative helicity
- 162 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
299
WGUS53 KJKL 112208
FFWJKL
KYC109-199-203-120100-
/O.NEW.KJKL.FF.W.0046.210711T2208Z-210712T0100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service JACKSON KY
608 PM EDT Sun Jul 11 2021
The National Weather Service in JACKSON KY has issued a
* Flash Flood Warning for...
East central Pulaski County in south central Kentucky...
West central Jackson County in southeastern Kentucky...
Southeastern Rockcastle County in south central Kentucky...
* Until 900 PM EDT.
* At 607 PM EDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. More than two and a half inches
of rain has likely fallen in some locations. Flash flooding is
ongoing or expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar indicated.
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 may experience flooding include...
Donaro, Sinks, Sand Hill, Robinet, Billows, Grade, Loam, Cooksburg,
Pongo, Horse Lick, Gauley and Ruth.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
In hilly terrain there are many low water crossings which are
potentially dangerous in heavy rain. Do not attempt to cross flooded
roads. Find an alternate route.
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 3724 8439 3737 8422 3744 8409 3742 8405
3738 8406 3733 8413 3731 8414 3728 8422
3724 8422 3725 8423 3723 8424 3724 8426
3719 8427 3702 8448 3708 8454
FLASH FLOOD...RADAR INDICATED
$$
HAL1 follow-up statement
443
WGUS73 KJKL 120001
FFSJKL
Flash Flood Statement
National Weather Service JACKSON KY
801 PM EDT Sun Jul 11 2021
KYC109-199-203-120008-
/O.CAN.KJKL.FF.W.0046.000000T0000Z-210712T0100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Pulaski KY-Jackson KY-Rockcastle KY-
801 PM EDT Sun Jul 11 2021
...THE FLASH FLOOD WARNING FOR EAST CENTRAL PULASKI...WEST CENTRAL
JACKSON AND SOUTHEASTERN ROCKCASTLE COUNTIES IS CANCELLED...
The heavy rain has ended and flooding is no longer expected to pose
a threat.
LAT...LON 3724 8439 3737 8422 3744 8409 3742 8405
3738 8406 3733 8413 3731 8414 3728 8422
3724 8422 3725 8423 3723 8424 3724 8426
3719 8427 3702 8448 3708 8454
$$
HALThe office that day
Everything else NWS Jackson, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 11, 5:29 PM EDT | Severe Thunderstorm Warning | JKL | Breathitt, Floyd, Johnson, Magoffin | 16 min |
| Jul 11, 5:31 PM EDT | Areal Flood Advisory | JKL | Jackson, Rockcastle | 119 min |
| Jul 11, 5:44 PM EDT | Special Weather Statement | JKL | Johnson, Magoffin | 31 min |
| Jul 11, 6:16 PM EDT | Special Weather Statement | JKL | Martin | 29 min |
| Jul 11, 6:25 PM EDT | Severe Thunderstorm Warning | JKL | Johnson, Martin | 35 min |
| Jul 11, 7:03 PM EDT | Special Weather Statement | JKL | Owsley | 27 min |
| Jul 11, 7:29 PM EDT | Severe Thunderstorm Warning | JKL | Breathitt, Clay, Owsley | 31 min |
| Jul 11, 7:53 PM EDT | Special Weather Statement | JKL | Clay | 37 min |
| Jul 11, 7:59 PM EDT | Special Weather Statement | JKL | Breathitt | 31 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.