Alert archive / Kentucky / Flash Flood Watches in 2018

Flash Flood Watch 6, NWS Louisville, KY

June 26, 201842 counties in Kentucky; 5 counties in Indiana

NWS Louisville, KY issued this flash flood watch at Jun 26, 2018, 2:19 AM CDT for 42 counties in Kentucky; 5 counties in Indiana. It took effect at Jun 26, 2018, 10:00 AM CDT. It was in force for 33 hr.

The area

The counties it named.

The facts

Issued: Jun 26, 2018, 2:19 AM CDT (07:19 UTC)
In effect from: Jun 26, 2018, 10:00 AM CDT
Expired: Jun 27, 2018, 7:00 PM CDT
In force: 33 hr
Issued by: NWS Louisville, KY
Flood severity: None

All 47 counties

Crawford County, IN, Dubois County, IN, Floyd County, IN, Harrison County, IN, Perry County, IN, Adair County, KY, Allen County, KY, Anderson County, KY, Barren County, KY, Boyle County, KY, Breckinridge County, KY, Bullitt County, KY, Butler County, KY, Casey County, KY, Clark County, KY, Clinton County, KY, Cumberland County, KY, Edmonson County, KY, Fayette County, KY, Franklin County, KY, Garrard County, KY, Grayson County, KY, Green County, KY, Hancock County, KY, Hardin County, KY, Hart County, KY, Jefferson County, KY, Jessamine County, KY, Larue County, KY, Lincoln County, KY, Logan County, KY, Madison County, KY, Marion County, KY, Meade County, KY, Mercer County, KY, Metcalfe County, KY, Monroe County, KY, Nelson County, KY, Ohio County, KY, Russell County, KY, Shelby County, KY, Simpson County, KY, Spencer County, KY, Taylor County, KY, Warren County, KY, Washington County, KY, Woodford County, KY

The radar

The Louisville radar (KLVX), 53 km from the middle of the area, began a volume at 07:21 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 00:00Z, 7.3 hours before the alert went out and 183 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: 964 J/kg
Mixed-layer CIN: -48 J/kg
Mixed-layer LCL: 1572 m above ground
0-6 km bulk shear: 21 kt
0-1 km storm-relative helicity: 44 m²/s²
0-3 km storm-relative helicity: 133 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flash flood watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Louisville, KY wrote its last area forecast discussion before this flash flood watch went out at Jun 26, 12:21 AM CDT, 1 hour 58 minutes earlier.

Area forecast discussion, Jun 26, 12:21 AM CDT, 1 hour 58 minutes before

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Hazardous weather outlook, Jun 25, 2:19 PM CDT, 12 hours before

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In the hours before

Local storm report, Jun 25, 9:38 PM CDT, 4 hours 41 minutes before

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Local storm report, Jun 25, 10:47 PM CDT, 3 hours 32 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 26, 6:38 AM CDT	Flash Flood Warning	LMK	Boyle, Casey, Lincoln, Marion	7 hr
Jun 26, 9:30 AM CDT	Special Weather Statement	LMK	Anderson	30 min
Jun 26, 9:30 AM CDT	Severe Thunderstorm Warning	LMK	Taylor	30 min
Jun 26, 9:38 AM CDT	Special Weather Statement	LMK	Madison	52 min
Jun 26, 9:50 AM CDT	Special Weather Statement	LMK	Larue	40 min
Jun 26, 9:51 AM CDT	Severe Thunderstorm Warning	LMK	Casey, Marion, Taylor	24 min
Jun 26, 10:04 AM CDT	Special Weather Statement	LMK	Anderson, Franklin, Woodford	41 min
Jun 26, 10:06 AM CDT	Severe Thunderstorm Warning	LMK	Anderson, Mercer, Woodford	24 min
Jun 26, 10:13 AM CDT	Areal Flood Advisory	LMK	Madison	3 hr
Jun 26, 10:16 AM CDT	Special Weather Statement	LMK	Lincoln	29 min
Jun 26, 10:21 AM CDT	Special Weather Statement	LMK	Mercer, Washington	24 min
Jun 26, 10:38 AM CDT	Special Weather Statement	LMK	Bourbon, Fayette, Scott	37 min
Jun 26, 10:40 AM CDT	Special Weather Statement	LMK	Hancock	65 min
Jun 26, 10:42 AM CDT	Special Weather Statement	LMK	Boyle, Washington	48 min
Jun 26, 10:46 AM CDT	Severe Thunderstorm Warning	LMK	Fayette, Franklin, Scott, Woodford	29 min
Jun 26, 10:52 AM CDT	Severe Thunderstorm Warning	LMK	Boyle, Garrard, Marion, Mercer, Nelson, Washington	38 min
Jun 26, 11:00 AM CDT	Special Weather Statement	LMK	Casey	45 min
Jun 26, 11:05 AM CDT	Severe Thunderstorm Warning	LMK	Bourbon, Fayette, Harrison, Scott	40 min
Jun 26, 11:07 AM CDT	Severe Thunderstorm Warning	LMK	Hancock, Ohio	23 min
Jun 26, 11:25 AM CDT	Severe Thunderstorm Warning	LMK	Meade	20 min
Jun 26, 11:29 AM CDT	Severe Thunderstorm Warning	LMK	Breckinridge, Grayson, Hancock, Ohio	31 min
Jun 26, 11:38 AM CDT	Special Weather Statement	LMK	Bourbon, Harrison, Nicholas	37 min
Jun 26, 11:39 AM CDT	Special Weather Statement	LMK	Scott	51 min
Jun 26, 11:40 AM CDT	Severe Thunderstorm Warning	LMK	Breckinridge, Meade	35 min
Jun 26, 11:46 AM CDT	Severe Thunderstorm Warning	LMK	Breckinridge, Grayson, Hardin, Hart, Larue, Meade	29 min
Jun 26, 12:04 PM CDT	Severe Thunderstorm Warning	LMK	Bullitt, Hardin, Jefferson	41 min
Jun 26, 12:07 PM CDT	Severe Thunderstorm Warning	LMK	Adair, Casey, Taylor	23 min
Jun 26, 12:08 PM CDT	Severe Thunderstorm Warning	LMK	Hardin, Larue, Nelson	37 min
Jun 26, 12:14 PM CDT	Severe Thunderstorm Warning	LMK	Breckinridge, Bullitt, Hardin, Meade	35 min
Jun 26, 12:17 PM CDT	Severe Thunderstorm Warning	LMK	Barren, Edmonson, Grayson, Hart, Warren	43 min
Jun 26, 12:23 PM CDT	Severe Thunderstorm Warning	LMK	Trimble	37 min
Jun 26, 12:24 PM CDT	Special Weather Statement	LMK	Clark	21 min
Jun 26, 12:30 PM CDT	Severe Thunderstorm Warning	LMK	Adair, Casey, Green, Hart, Metcalfe, Taylor	30 min
Jun 26, 12:32 PM CDT	Severe Thunderstorm Warning	LMK	Anderson, Larue, Marion, Nelson, Washington	43 min
Jun 26, 12:34 PM CDT	Severe Thunderstorm Warning	LMK	Bullitt, Jefferson, Nelson, Oldham, Shelby, Spencer	41 min
Jun 26, 12:38 PM CDT	Special Weather Statement	LMK	Allen	37 min
Jun 26, 12:42 PM CDT	Areal Flood Advisory	LMK	Casey, Taylor	3 hr
Jun 26, 12:45 PM CDT	Areal Flood Advisory	LMK	Jefferson	3 hr
Jun 26, 12:46 PM CDT	Tornado Warning	LMK	Jefferson, Oldham, Shelby	14 min
Jun 26, 12:48 PM CDT	Severe Thunderstorm Warning	LMK	Allen, Barren, Simpson, Warren	27 min
Jun 26, 12:52 PM CDT	Flash Flood Warning	LMK	Scott	3 hr
Jun 26, 12:55 PM CDT	Severe Thunderstorm Warning	LMK	Adair, Barren, Cumberland, Green, Metcalfe	35 min
Jun 26, 12:58 PM CDT	Severe Thunderstorm Warning	LMK	Anderson, Franklin, Henry, Shelby, Spencer, Trimble	32 min
Jun 26, 1:00 PM CDT	Severe Thunderstorm Warning	LMK	Adair, Barren, Casey, Green, Hart, Metcalfe and 1 more	30 min
Jun 26, 1:13 PM CDT	Severe Thunderstorm Warning	LMK	Allen, Barren, Monroe	32 min
Jun 26, 1:13 PM CDT	Severe Thunderstorm Warning	LMK	Anderson, Garrard, Jessamine, Mercer, Washington, Woodford	32 min
Jun 26, 1:20 PM CDT	Tornado Warning	LMK	Adair, Cumberland, Metcalfe	17 min
Jun 26, 1:26 PM CDT	Severe Thunderstorm Warning	LMK	Adair, Barren, Cumberland, Green, Metcalfe	34 min
Jun 26, 1:27 PM CDT	Areal Flood Advisory	LMK	Green, Hart, Larue, Marion, Nelson, Taylor and 1 more	3 hr
Jun 26, 1:28 PM CDT	Severe Thunderstorm Warning	LMK	Anderson, Franklin, Harrison, Scott, Woodford	32 min
Jun 26, 1:31 PM CDT	Severe Thunderstorm Warning	LMK	Adair, Casey, Russell	29 min
Jun 26, 1:38 PM CDT	Areal Flood Advisory	LMK	Adair, Casey, Russell	3 hr
Jun 26, 1:38 PM CDT	Severe Thunderstorm Warning	LMK	Adair, Cumberland, Metcalfe	14 min
Jun 26, 1:40 PM CDT	Severe Thunderstorm Warning	LMK	Allen, Barren, Clinton, Cumberland, Monroe, Russell	35 min
Jun 26, 1:41 PM CDT	Severe Thunderstorm Warning	LMK	Bourbon, Clark, Fayette, Jessamine, Madison, Woodford	34 min
Jun 26, 1:49 PM CDT	Severe Thunderstorm Warning	LMK	Boyle, Garrard, Jessamine, Lincoln, Madison	26 min
Jun 26, 1:51 PM CDT	Severe Thunderstorm Warning	LMK	Clinton, Cumberland, Russell	24 min
Jun 26, 1:55 PM CDT	Areal Flood Warning	LMK	Boyle, Casey, Lincoln, Marion	3 hr
Jun 26, 2:01 PM CDT	Special Weather Statement	LMK	Russell	14 min
Jun 26, 2:01 PM CDT	Severe Thunderstorm Warning	LMK	Bourbon, Harrison, Nicholas, Scott	29 min
Jun 26, 2:14 PM CDT	Severe Thunderstorm Warning	LMK	Clinton, Cumberland, Monroe, Russell	31 min
Jun 26, 2:44 PM CDT	Areal Flood Warning	LMK	Garrard, Lincoln, Madison	3 hr
Jun 26, 6:49 PM CDT	Special Weather Statement	LMK	Hancock, Ohio	41 min
Jun 26, 10:19 AM CDT	Special Weather Statement	LMK	Orange, Washington	41 min
Jun 26, 10:28 AM CDT	Severe Thunderstorm Warning	LMK	Orange, Washington	32 min
Jun 26, 10:47 AM CDT	Severe Thunderstorm Warning	LMK	Dubois	28 min
Jun 26, 11:12 AM CDT	Severe Thunderstorm Warning	LMK	Crawford, Dubois, Orange, Perry	33 min
Jun 26, 11:34 AM CDT	Severe Thunderstorm Warning	LMK	Clark, Scott, Washington	26 min
Jun 26, 11:58 AM CDT	Severe Thunderstorm Warning	LMK	Clark, Jefferson, Scott	47 min

Nearby

Flash Flood Watches in Kentucky, 2018 Flash Flood Watches in Indiana, 2018 Every flash flood watch 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.