Alert archive / Kentucky / Flash Flood Warnings in 2019

Flash Flood Warning 13, NWS Jackson, KY

June 28, 2019Clay County, Knox County, Kentucky

NWS Jackson, KY issued this flash flood warning at Jun 28, 2019, 5:15 PM EDT for Clay County, Knox 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
Jun 28, 2019, 5:15 PM EDT (21:15 UTC)
Expired
Jun 28, 2019, 8:15 PM EDT
In force
3 hr
Issued by
NWS Jackson, KY
Area
Storm-based polygon
Flood severity
None

Counties Clay County, KY, Knox County, KY

The radar

The Jackson,KY radar (KJKL), 79 km from the middle of the area, began a volume at 21:14 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 279 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.

Skew-T log-pSkew-T log-p diagram, Cncnati-Daytn, OH at 12:00Z on 2019-06-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 810 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cncnati-Daytn, OH at 12:00Z on 2019-06-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -20 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
810 J/kg
Mixed-layer CIN
-65 J/kg
Mixed-layer LCL
1250 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
-20 m²/s²
0-3 km storm-relative helicity
-37 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

529 
WGUS53 KJKL 282115
FFWJKL
KYC051-121-290015-
/O.NEW.KJKL.FF.W.0013.190628T2115Z-190629T0015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service JACKSON KY
515 PM EDT Fri Jun 28 2019

The National Weather Service in JACKSON KY has issued a

* Flash Flood Warning for...
  East central Knox County in southeastern Kentucky...
  Southeastern Clay County in southeastern Kentucky...

* Until 815 PM EDT.

* At 514 PM EDT, Doppler radar indicated thunderstorms producing
  heavy rain across the warned area. Up to two inches of rain have
  already fallen. Flash flooding is expected to begin shortly.

* Some locations that will experience flooding include...
  Ice Cliff, Mills, Gardner, Scalf, Erose and Salt Gum. 

Additional rainfall amounts of up to an 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.

&&

LAT...LON 3692 8373 3702 8365 3697 8353 3694 8355
      3695 8359 3694 8357 3692 8357 3691 8358
      3690 8361 3688 8362 3689 8363 3688 8364

$$

RAY
2 follow-up statements
382 
WGUS73 KJKL 282134
FFSJKL

Flash Flood Statement
National Weather Service JACKSON KY
534 PM EDT Fri Jun 28 2019

KYC051-121-290015-
/O.CON.KJKL.FF.W.0013.000000T0000Z-190629T0015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Knox KY-Clay KY-
534 PM EDT Fri Jun 28 2019

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 815 PM EDT FOR
EAST CENTRAL KNOX AND SOUTHEASTERN CLAY COUNTIES...

At 530 PM EDT, Doppler radar indicated thunderstorms producing heavy 
rain coming to an end across the warned area. Up to two inches of 
rain have already fallen across portions of the area. But light to 
moderate rain continues to fall. Any additional rainfall in 
combination with ongoing excessive runoff is expected to lead to 
flash flooding. 

Some locations that will experience flooding include...
Ice Cliff, Mills, Gardner, Scalf, Erose and Salt Gum. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Be especially cautious at night when it is harder to recognize the
dangers of flooding.

&&

LAT...LON 3692 8373 3702 8365 3697 8353 3694 8355
      3695 8359 3694 8357 3692 8357 3691 8358
      3690 8361 3688 8362 3689 8363 3688 8364

$$

RAY
864 
WGUS73 KJKL 290009
FFSJKL

Flash Flood Statement
National Weather Service JACKSON KY
809 PM EDT Fri Jun 28 2019

KYC051-121-290016-
/O.EXP.KJKL.FF.W.0013.000000T0000Z-190629T0015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Knox KY-Clay KY-
809 PM EDT Fri Jun 28 2019

...THE FLASH FLOOD WARNING FOR EAST CENTRAL KNOX AND SOUTHEASTERN
CLAY COUNTIES WILL EXPIRE AT 815 PM EDT...

Flood waters have receded. Flooding is no longer expected to pose a
threat. Please continue to heed any remaining road closures.

LAT...LON 3692 8373 3702 8365 3697 8353 3694 8355
      3695 8359 3694 8357 3692 8357 3691 8358
      3690 8361 3688 8362 3689 8363 3688 8364

$$

JP

The office that day

Everything else NWS Jackson, KY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 28, 4:03 PM EDTSpecial Weather StatementJKLClay27 min
Jun 28, 4:25 PM EDTSpecial Weather StatementJKLBreathitt35 min
Jun 28, 4:29 PM EDTSpecial Weather StatementJKLKnox46 min
Jun 28, 4:36 PM EDTSevere Thunderstorm WarningJKLBell, Clay, Knox, Whitley39 min
Jun 28, 5:05 PM EDTSpecial Weather StatementJKLBreathitt, Morgan, Wolfe40 min
Jun 28, 5:07 PM EDTAreal Flood AdvisoryJKLClay, Knox3 hr
Jun 28, 5:26 PM EDTSpecial Weather StatementJKLWhitley49 min
Jun 28, 5:57 PM EDTSpecial Weather StatementJKLKnox33 min
Jun 28, 6:32 PM EDTSevere Thunderstorm WarningJKLHarlan43 min
Jun 28, 7:03 PM EDTSpecial Weather StatementJKLHarlan27 min
Jun 28, 7:37 PM EDTSpecial Weather StatementJKLRockcastle38 min

Nearby

Flash Flood Warnings in Kentucky, 2019Every flash flood warning in 2019

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.