Alert archive / Kentucky / Flash Flood Warnings in 2018

Flash Flood Warning 13, NWS Louisville, KY

May 16, 2018Monroe County, Kentucky

NWS Louisville, KY issued this flash flood warning at May 16, 2018, 3:28 PM CDT for Monroe County, Kentucky. It was in force for 2 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: May 16, 2018, 3:28 PM CDT (20:28 UTC)
Expired: May 16, 2018, 5:43 PM CDT
In force: 2 hr
Issued by: NWS Louisville, KY
Area: Storm-based polygon
Flood severity: None

County Monroe County, KY

The radar

The Nashville radar (KOHX), 97 km from the middle of the area, began a volume at 20:27 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

Nashville Metro, TN (KBNA), launched 12:00Z, 8.5 hours before the alert went out and 107 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 489 J/kg
Mixed-layer CIN: -104 J/kg
Mixed-layer LCL: 1036 m above ground
0-6 km bulk shear: 12 kt
0-1 km storm-relative helicity: 33 m²/s²
0-3 km storm-relative helicity: 47 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

986 
WGUS53 KLMK 162028
FFWLMK
KYC171-162330-
/O.NEW.KLMK.FF.W.0013.180516T2028Z-180516T2330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Louisville KY
328 PM CDT WED MAY 16 2018

The National Weather Service in Louisville has issued a

* Flash Flood Warning for...
  Central Monroe County in south central Kentucky...

* Until 630 PM CDT

* At 327 PM CDT, Doppler radar indicated slow moving thunderstorms 
  producing heavy rain across the warned area. Flash flooding is 
  expected to begin shortly.

* Some locations that will experience flooding include...
  Tompkinsville, Fountain Run, Meshack, Persimmon, Forkton, Gum Tree,
  Sulphur Lick, Lamb, Flippin and Emberton.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Please report flooding to your local law enforcement agency when you
can do so safely.

&&

LAT...LON 3671 8585 3671 8597 3677 8589 3684 8576
      3683 8560 3678 8559 3678 8558 3677 8557
      3677 8555 3669 8549 3669 8550

$$

MJ

2 follow-up statements

883 
WGUS73 KLMK 162125
FFSLMK

Flash Flood Statement
National Weather Service Louisville KY
425 PM CDT WED MAY 16 2018

KYC171-162330-
/O.CON.KLMK.FF.W.0013.000000T0000Z-180516T2330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Monroe KY-
425 PM CDT WED MAY 16 2018

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 630 PM CDT FOR
CENTRAL MONROE COUNTY...

At 424 PM CDT, Doppler radar indicated moderate to heavy rainfall 
continuing across northern Monroe county.  The rainfall is expected 
to diminish over the next 60 to 90 minutes.  Excessive rainfall from 
the thunderstorms is likely producing some flooding across the 
northern end of the county.

Some locations that will experience flooding include...
Tompkinsville, Fountain Run, Meshack, Persimmon, Forkton, Gum Tree,
Sulphur Lick, Lamb, Flippin and Emberton.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Please report flooding to your local law enforcement agency when you
can do so safely.

&&

LAT...LON 3671 8585 3671 8597 3677 8589 3684 8576
      3683 8560 3678 8559 3678 8558 3677 8557
      3677 8555 3669 8549 3669 8550

$$

MJ

607 
WGUS73 KLMK 162243
FFSLMK

Flash Flood Statement
National Weather Service Louisville KY
543 PM CDT WED MAY 16 2018

KYC171-162252-
/O.CAN.KLMK.FF.W.0013.000000T0000Z-180516T2330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Monroe KY-
543 PM CDT WED MAY 16 2018

...THE FLASH FLOOD WARNING FOR CENTRAL MONROE COUNTY IS CANCELLED...

The heavy rain has ended. Flooding is no longer expected to pose a 
threat.  At this time no flooding has been reported to the National 
Weather Service.  However, area creeks and streams may continue to 
run high this evening.

LAT...LON 3671 8585 3671 8597 3677 8589 3684 8576
      3683 8560 3678 8559 3678 8558 3677 8557
      3677 8555 3669 8549 3669 8550

$$

MJ

The office that day

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

Issued	Product	Office	Counties	Lasted
May 15, 8:32 PM CDT	Special Weather Statement	LMK	Scott	28 min
May 15, 9:35 PM CDT	Areal Flood Advisory	LMK	Bourbon, Nicholas	3 hr
May 16, 12:36 PM CDT	Special Weather Statement	LMK	Franklin	24 min
May 16, 12:49 PM CDT	Special Weather Statement	LMK	Franklin	26 min
May 16, 1:15 PM CDT	Areal Flood Advisory	LMK	Fayette, Franklin, Scott, Woodford	3 hr
May 16, 1:34 PM CDT	Areal Flood Advisory	LMK	Harrison	3 hr
May 16, 1:53 PM CDT	Flash Flood Warning	LMK	Scott	112 min
May 16, 1:56 PM CDT	Areal Flood Advisory	LMK	Garrard, Jessamine, Mercer, Woodford	3 hr
May 16, 2:00 PM CDT	Special Weather Statement	LMK	Bourbon, Harrison, Nicholas	60 min
May 16, 2:02 PM CDT	Special Weather Statement	LMK	Jessamine, Mercer	58 min
May 16, 2:12 PM CDT	Areal Flood Advisory	LMK	Bourbon	3 hr
May 16, 2:58 PM CDT	Areal Flood Advisory	LMK	Nicholas	2 hr
May 16, 2:59 PM CDT	Areal Flood Advisory	LMK	Monroe	3 hr
May 16, 3:30 PM CDT	Special Weather Statement	LMK	Adair, Russell	60 min
May 16, 3:37 PM CDT	Special Weather Statement	LMK	Madison	38 min
May 16, 3:39 PM CDT	Special Weather Statement	LMK	Lincoln	51 min
May 16, 3:45 PM CDT	Special Weather Statement	LMK	Metcalfe	45 min
May 16, 3:48 PM CDT	Areal Flood Advisory	LMK	Adair	117 min
May 16, 3:50 PM CDT	Areal Flood Advisory	LMK	Madison	115 min
May 16, 4:15 PM CDT	Special Weather Statement	LMK	Green	45 min
May 16, 4:27 PM CDT	Areal Flood Advisory	LMK	Adair, Green, Hart, Metcalfe	2 hr
May 16, 5:01 PM CDT	Flash Flood Warning	LMK	Green, Hart	82 min

Nearby

Flash Flood Warnings in Kentucky, 2018 Every flash flood warning in 2018

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.