Alert archive / Kentucky / Flash Flood Warnings in 2021
Flash Flood Warning 63, NWS Jackson, KY
NWS Jackson, KY issued this flash flood warning at Aug 19, 2021, 2:34 PM EDT for Pike 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
- Aug 19, 2021, 2:34 PM EDT (18:34 UTC)
- Expired
- Aug 19, 2021, 5:25 PM EDT
- In force
- 3 hr
- Issued by
- NWS Jackson, KY
- Area
- Storm-based polygon
- Flood severity
- None
County Pike County, KY
The radar
The Jackson,KY radar (KJKL), 90 km from the middle of the area, began a volume at 18:37 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
Roanoke, VA (KRNK), launched 12:00Z, 6.6 hours before the alert went out and 251 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
- 17 J/kg
- Mixed-layer CIN
- -143 J/kg
- Mixed-layer LCL
- 1038 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- -22 m²/s²
- 0-3 km storm-relative helicity
- 9 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
788
WGUS53 KJKL 191834
FFWJKL
KYC195-192230-
/O.NEW.KJKL.FF.W.0063.210819T1834Z-210819T2230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Jackson KY
234 PM EDT Thu Aug 19 2021
The National Weather Service in Jackson has issued a
* Flash Flood Warning for...
Southern Pike County in southeastern Kentucky...
* Until 630 PM EDT.
* At 234 PM EDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Up to 1.5 inches of rain has
fallen. The expected rainfall rate is 1.5 to 2.5 inches in 1 hour.
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...
Pikeville, Marrowbone, Fishtrap Lake, Belcher, Phyllis, Garden
Village, Rockhouse, Lookout, Biggs, Mouthcard, Shelbiana,
Fedscreek, Toonerville, Virgie and Paw Paw.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
In hilly terrain there are hundreds of low water crossings which are
potentially dangerous in heavy rain. Do not attempt to cross flooded
roads. Find an alternate route.
&&
LAT...LON 3733 8227 3732 8240 3730 8252 3732 8259
3740 8255 3745 8253 3745 8242 3744 8228
3745 8209 3741 8214 3739 8219 3737 8220
3735 8223 3734 8225
FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL...1.5-2.5 INCHES IN 1 HOUR
$$
JP1 follow-up statement
063
WGUS73 KJKL 192125
FFSJKL
Flash Flood Statement
National Weather Service Jackson KY
525 PM EDT Thu Aug 19 2021
KYC195-192135-
/O.CAN.KJKL.FF.W.0063.000000T0000Z-210819T2230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Pike KY-
525 PM EDT Thu Aug 19 2021
...FLASH FLOOD WARNING IS CANCELLED FOR SOUTHERN PIKE COUNTY...
The heavy rain has ended. Flooding is no longer expected to pose a
threat. Please continue to heed remaining road closures.
LAT...LON 3733 8227 3732 8240 3730 8252 3732 8259
3740 8255 3745 8253 3745 8242 3744 8228
3745 8209 3741 8214 3739 8219 3737 8220
3735 8223 3734 8225
$$
JPThe office that day
Everything else NWS Jackson, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 18, 11:42 PM EDT | River Flood Advisory | JKL | Estill | 5 hr |
| Aug 19, 2:37 AM EDT | Special Weather Statement | JKL | Whitley | 38 min |
| Aug 19, 5:44 AM EDT | River Flood Advisory | JKL | Estill, Powell | 12 hr |
| Aug 19, 9:46 AM EDT | Areal Flood Advisory | JKL | Estill | 119 min |
| Aug 19, 9:54 AM EDT | Areal Flood Advisory | JKL | Magoffin | 117 min |
| Aug 19, 10:15 AM EDT | Areal Flood Advisory | JKL | Estill, Lee, Morgan, Powell, Wolfe | 3 hr |
| Aug 19, 10:37 AM EDT | Flash Flood Warning | JKL | Magoffin | 3 hr |
| Aug 19, 10:47 AM EDT | Flash Flood Warning | JKL | Wolfe | 3 hr |
| Aug 19, 12:22 PM EDT | Areal Flood Advisory | JKL | Bath, Elliott, Menifee, Rowan | 3 hr |
| Aug 19, 12:45 PM EDT | Areal Flood Advisory | JKL | Estill, Lee, Menifee, Powell, Wolfe | 3 hr |
| Aug 19, 1:00 PM EDT | Areal Flood Warning | JKL | Estill | 8 hr |
| Aug 19, 1:40 PM EDT | Areal Flood Warning | JKL | Estill, Lee, Magoffin, Powell, Wolfe | 2 hr |
| Aug 19, 1:53 PM EDT | Areal Flood Advisory | JKL | Pike | 4 hr |
| Aug 19, 3:14 PM EDT | River Flood Advisory | JKL | Lee | 16 hr |
| Aug 19, 3:14 PM EDT | River Flood Advisory | JKL | Estill | 21 hr |
| Aug 19, 5:12 PM EDT | Areal Flood Advisory | JKL | Powell, Wolfe | 5 hr |
| Aug 19, 5:20 PM EDT | Dense Fog Advisory | JKL | Bath, Bell, Breathitt, Clay, Elliott, Estill and 27 more | 17 hr |
| Aug 19, 5:52 PM EDT | River Flood Warning | JKL | Estill, Powell | 45 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.