Alert archive / Kentucky / Flash Flood Watches in 2015
Flash Flood Watch 2, NWS Louisville, KY
NWS Louisville, KY issued this flash flood watch at Apr 8, 2015, 1:28 PM CDT for 43 counties in Kentucky; 10 counties in Indiana. It took effect at Apr 8, 2015, 4:00 PM CDT. It was in force for 37 hr.
The area
The counties it named.
The facts
- Issued
- Apr 8, 2015, 1:28 PM CDT (18:28 UTC)
- In effect from
- Apr 8, 2015, 4:00 PM CDT
- Expired
- Apr 10, 2015, 4:49 AM CDT
- In force
- 37 hr
- Issued by
- NWS Louisville, KY
- Flood severity
- None
All 53 counties
Clark County, IN, Crawford County, IN, Dubois County, IN, Floyd County, IN, Harrison County, IN, Jefferson County, IN, Orange County, IN, Perry County, IN, Scott County, IN, Washington County, IN, Adair County, KY, Anderson County, KY, Bourbon 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, Harrison County, KY, Hart County, KY, Henry County, KY, Jefferson County, KY, Jessamine County, KY, Larue County, KY, Lincoln County, KY, Madison County, KY, Marion County, KY, Meade County, KY, Mercer County, KY, Metcalfe County, KY, Nelson County, KY, Nicholas County, KY, Ohio County, KY, Oldham County, KY, Russell County, KY, Scott County, KY, Shelby County, KY, Spencer County, KY, Taylor County, KY, Trimble County, KY, Washington County, KY, Woodford County, KY
The radar
The Louisville radar (KLVX), 45 km from the middle of the area, began a volume at 18:29 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, 6.5 hours before the alert went out and 219 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
- 1162 J/kg
- Mixed-layer CIN
- -115 J/kg
- Mixed-layer LCL
- 714 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 198 m²/s²
- 0-3 km storm-relative helicity
- 152 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.7
The text
As transmitted, in the capitals the NWS used until 2016.
337 WGUS63 KLMK 081828 FFALMK URGENT - IMMEDIATE BROADCAST REQUESTED FLOOD WATCH NATIONAL WEATHER SERVICE LOUISVILLE KY 228 PM EDT WED APR 8 2015 ...MORE FLASH FLOOD PRODUCING THUNDERSTORMS POSSIBLE LATE THIS AFTERNOON THOUGH LATE THURSDAY NIGHT OVER SOUTH-CENTRAL INDIANA AND PARTS OF CENTRAL KENTUCKY... INZ076>079-083-084-089>092-KYZ023>025-028>043-045>049-053>057-066- 067-090230- /O.NEW.KLMK.FF.A.0002.150408T2100Z-150410T1000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ ORANGE IN-WASHINGTON IN-SCOTT IN-JEFFERSON IN-DUBOIS IN- CRAWFORD IN-PERRY IN-HARRISON IN-FLOYD IN-CLARK IN-HANCOCK KY- BRECKINRIDGE KY-MEADE KY-HARDIN KY-BULLITT KY-JEFFERSON KY- OLDHAM KY-TRIMBLE KY-HENRY KY-SHELBY KY-FRANKLIN KY-SCOTT KY- HARRISON KY-SPENCER KY-ANDERSON KY-WOODFORD KY-FAYETTE KY- BOURBON KY-NICHOLAS KY-NELSON KY-WASHINGTON KY-MERCER KY- JESSAMINE KY-CLARK KY-LARUE KY-MARION KY-BOYLE KY-GARRARD KY- MADISON KY-CASEY KY-LINCOLN KY- INCLUDING THE CITIES OF...PAOLI...SALEM...SCOTTSBURG...MADISON... JASPER...MARENGO...TELL CITY...CORYDON...NEW ALBANY... JEFFERSONVILLE...HAWESVILLE...HARDINSBURG...BRANDENBURG... ELIZABETHTOWN...FORT KNOX...MOUNT WASHINGTON...SHEPHERDSVILLE... LOUISVILLE...LA GRANGE...BEDFORD...NEW CASTLE...SHELBYVILLE... FRANKFORT...GEORGETOWN...CYNTHIANA...TAYLORSVILLE... LAWRENCEBURG...VERSAILLES...LEXINGTON...PARIS...CARLISLE... BARDSTOWN...SPRINGFIELD...HARRODSBURG...NICHOLASVILLE... WINCHESTER...HODGENVILLE...LEBANON...DANVILLE...LANCASTER... RICHMOND...LIBERTY...STANFORD 228 PM EDT WED APR 8 2015 /128 PM CDT WED APR 8 2015/ ...FLASH FLOOD WATCH IN EFFECT THROUGH LATE THURSDAY NIGHT... THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A * FLASH FLOOD WATCH FOR PORTIONS OF INDIANA AND KENTUCKY... INCLUDING THE FOLLOWING AREAS...IN INDIANA...CLARK IN... CRAWFORD IN...DUBOIS IN...FLOYD IN...HARRISON IN...JEFFERSON IN...ORANGE IN...PERRY IN...SCOTT IN AND WASHINGTON IN. IN KENTUCKY...ANDERSON KY...BOURBON KY...BOYLE KY...BRECKINRIDGE KY...BULLITT KY...CASEY KY...CLARK KY...FAYETTE KY...FRANKLIN KY...GARRARD KY...HANCOCK KY...HARDIN KY...HARRISON KY...HENRY KY...JEFFERSON KY...JESSAMINE KY...LARUE KY...LINCOLN KY... MADISON KY...MARION KY...MEADE KY...MERCER KY...NELSON KY... NICHOLAS KY...OLDHAM KY...SCOTT KY...SHELBY KY...SPENCER KY... TRIMBLE KY...WASHINGTON KY AND WOODFORD KY. * THROUGH LATE THURSDAY NIGHT * SCATTERED TO NUMEROUS THUNDERSTORMS WITH PERIODS OF TORRENTIAL RAIN. AMOUNTS OF 1 TO 3 INCHES...LOCALLY AROUND 4 IF CELLS REPEATEDLY MOVE OVER THE SAME LOCATIONS. * GIVEN PREVIOUS HEAVY RAIN...FLASH FLOODING OF ROADS...LOW-LYING AREAS...AND CREEKS AND STREAMS IS LIKELY WITH PERSISTENT THUNDERSTORMS. PRECAUTIONARY/PREPAREDNESS ACTIONS... FLOODING IS A VERY DANGEROUS SITUATION. MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED. && $$ TWF/EER
4 follow-up statements
397 WGUS63 KLMK 090312 FFALMK FLOOD WATCH NATIONAL WEATHER SERVICE LOUISVILLE KY 1112 PM EDT WED APR 8 2015 ...FLASH FLOOD THREAT CONTINUES THROUGH LATE THURSDAY NIGHT... INZ076>079-083-084-089>092-KYZ023>025-028>043-045>049-053>057-066- 067-091700- /O.CON.KLMK.FF.A.0002.000000T0000Z-150410T1000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ ORANGE IN-WASHINGTON IN-SCOTT IN-JEFFERSON IN-DUBOIS IN- CRAWFORD IN-PERRY IN-HARRISON IN-FLOYD IN-CLARK IN-HANCOCK KY- BRECKINRIDGE KY-MEADE KY-HARDIN KY-BULLITT KY-JEFFERSON KY- OLDHAM KY-TRIMBLE KY-HENRY KY-SHELBY KY-FRANKLIN KY-SCOTT KY- HARRISON KY-SPENCER KY-ANDERSON KY-WOODFORD KY-FAYETTE KY- BOURBON KY-NICHOLAS KY-NELSON KY-WASHINGTON KY-MERCER KY- JESSAMINE KY-CLARK KY-LARUE KY-MARION KY-BOYLE KY-GARRARD KY- MADISON KY-CASEY KY-LINCOLN KY- INCLUDING THE CITIES OF...PAOLI...SALEM...SCOTTSBURG...MADISON... JASPER...MARENGO...TELL CITY...CORYDON...NEW ALBANY... JEFFERSONVILLE...HAWESVILLE...HARDINSBURG...BRANDENBURG... ELIZABETHTOWN...FORT KNOX...MOUNT WASHINGTON...SHEPHERDSVILLE... LOUISVILLE...LA GRANGE...BEDFORD...NEW CASTLE...SHELBYVILLE... FRANKFORT...GEORGETOWN...CYNTHIANA...TAYLORSVILLE... LAWRENCEBURG...VERSAILLES...LEXINGTON...PARIS...CARLISLE... BARDSTOWN...SPRINGFIELD...HARRODSBURG...NICHOLASVILLE... WINCHESTER...HODGENVILLE...LEBANON...DANVILLE...LANCASTER... RICHMOND...LIBERTY...STANFORD 1112 PM EDT WED APR 8 2015 /1012 PM CDT WED APR 8 2015/ ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH LATE THURSDAY NIGHT... THE FLASH FLOOD WATCH CONTINUES FOR * PORTIONS OF SOUTHERN INDIANA AND CENTRAL KENTUCKY * THROUGH LATE THURSDAY NIGHT * SCATTERED TO NUMEROUS THUNDERSTORMS WITH PERIODS OF TORRENTIAL RAIN. AMOUNTS OF 1 TO 3 INCHES...LOCALLY AROUND 4 IF STORMS REPEATEDLY MOVE OVER THE SAME LOCATIONS * GIVEN PREVIOUS HEAVY RAIN...FLASH FLOODING OF ROADS...LOW- LYING AREAS...AND CREEKS AND STREAMS IS LIKELY WITH PERSISTENT THUNDERSTORMS PRECAUTIONARY/PREPAREDNESS ACTIONS... FLOODING IS A VERY DANGEROUS SITUATION. MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED. && $$ ZT
208 WGUS63 KLMK 090729 FFALMK URGENT - IMMEDIATE BROADCAST REQUESTED FLOOD WATCH NATIONAL WEATHER SERVICE LOUISVILLE KY 329 AM EDT THU APR 9 2015 ...FLASH FLOOD THREAT CONTINUES THROUGH LATE TONIGHT... KYZ026-027-061>065-076>078-081-082-092100- /O.EXA.KLMK.FF.A.0002.000000T0000Z-150410T1000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ OHIO KY-GRAYSON KY-BUTLER KY-EDMONSON KY-HART KY-GREEN KY- TAYLOR KY-METCALFE KY-ADAIR KY-RUSSELL KY-CUMBERLAND KY- CLINTON KY- INCLUDING THE CITIES OF...BEAVER DAM...LEITCHFIELD...MORGANTOWN... BROWNSVILLE...MUNFORDVILLE...GREENSBURG...CAMPBELLSVILLE... EDMONTON...COLUMBIA...JAMESTOWN...BURKESVILLE...ALBANY 329 AM EDT THU APR 9 2015 /229 AM CDT THU APR 9 2015/ ...FLASH FLOOD WATCH IN EFFECT THROUGH LATE TONIGHT... THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS EXPANDED THE * FLASH FLOOD WATCH TO INCLUDE PORTIONS OF SOUTH CENTRAL KENTUCKY. * SCATTERED TO NUMEROUS THUNDERSTORMS THIS AFTERNOON THROUGH LATE TONIGHT * AMOUNTS OF 1 TO LOCALLY 3 INCHES...IF STORMS REPEATEDLY MOVE OVER THE SAME LOCATIONS * GIVEN PREVIOUS HEAVY RAIN...FLASH FLOODING OF ROADS...LOW- LYING AREAS...AND CREEKS AND STREAMS IS LIKELY WITH PERSISTENT THUNDERSTORMS PRECAUTIONARY/PREPAREDNESS ACTIONS... FLOODING IS A VERY DANGEROUS SITUATION. MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED. && $$ INZ076>079-083-084-089>092-KYZ023>025-028>043-045>049-053>057-066- 067-092100- /O.CON.KLMK.FF.A.0002.000000T0000Z-150410T1000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ ORANGE IN-WASHINGTON IN-SCOTT IN-JEFFERSON IN-DUBOIS IN- CRAWFORD IN-PERRY IN-HARRISON IN-FLOYD IN-CLARK IN-HANCOCK KY- BRECKINRIDGE KY-MEADE KY-HARDIN KY-BULLITT KY-JEFFERSON KY- OLDHAM KY-TRIMBLE KY-HENRY KY-SHELBY KY-FRANKLIN KY-SCOTT KY- HARRISON KY-SPENCER KY-ANDERSON KY-WOODFORD KY-FAYETTE KY- BOURBON KY-NICHOLAS KY-NELSON KY-WASHINGTON KY-MERCER KY- JESSAMINE KY-CLARK KY-LARUE KY-MARION KY-BOYLE KY-GARRARD KY- MADISON KY-CASEY KY-LINCOLN KY- INCLUDING THE CITIES OF...PAOLI...SALEM...SCOTTSBURG...MADISON... JASPER...MARENGO...TELL CITY...CORYDON...NEW ALBANY... JEFFERSONVILLE...HAWESVILLE...HARDINSBURG...BRANDENBURG... ELIZABETHTOWN...FORT KNOX...MOUNT WASHINGTON...SHEPHERDSVILLE... LOUISVILLE...LA GRANGE...BEDFORD...NEW CASTLE...SHELBYVILLE... FRANKFORT...GEORGETOWN...CYNTHIANA...TAYLORSVILLE... LAWRENCEBURG...VERSAILLES...LEXINGTON...PARIS...CARLISLE... BARDSTOWN...SPRINGFIELD...HARRODSBURG...NICHOLASVILLE... WINCHESTER...HODGENVILLE...LEBANON...DANVILLE...LANCASTER... RICHMOND...LIBERTY...STANFORD 329 AM EDT THU APR 9 2015 /229 AM CDT THU APR 9 2015/ ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH LATE TONIGHT... THE FLASH FLOOD WATCH CONTINUES FOR * PORTIONS OF SOUTHERN INDIANA AND CENTRAL KENTUCKY * SCATTERED TO NUMEROUS THUNDERSTORMS THIS AFTERNOON THROUGH LATE TONIGHT * AMOUNTS OF 1 TO LOCALLY 3 INCHES...IF STORMS REPEATEDLY MOVE OVER THE SAME LOCATIONS * GIVEN PREVIOUS HEAVY RAIN...FLASH FLOODING OF ROADS...LOW- LYING AREAS...AND CREEKS AND STREAMS IS LIKELY WITH PERSISTENT THUNDERSTORMS PRECAUTIONARY/PREPAREDNESS ACTIONS... FLOODING IS A VERY DANGEROUS SITUATION. MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED. && $$ ZT
742 WGUS63 KLMK 091955 FFALMK FLOOD WATCH NATIONAL WEATHER SERVICE LOUISVILLE KY 355 PM EDT THU APR 9 2015 ...FLASH FLOOD THREAT CONTINUES THROUGH LATE TONIGHT... INZ076>079-083-084-089>092-KYZ023>043-045>049-053>057-061>067- 076>078-081-082-101000- /O.CON.KLMK.FF.A.0002.000000T0000Z-150410T1000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ ORANGE IN-WASHINGTON IN-SCOTT IN-JEFFERSON IN-DUBOIS IN- CRAWFORD IN-PERRY IN-HARRISON IN-FLOYD IN-CLARK IN-HANCOCK KY- BRECKINRIDGE KY-MEADE KY-OHIO KY-GRAYSON KY-HARDIN KY-BULLITT KY- JEFFERSON KY-OLDHAM KY-TRIMBLE KY-HENRY KY-SHELBY KY-FRANKLIN KY- SCOTT KY-HARRISON KY-SPENCER KY-ANDERSON KY-WOODFORD KY- FAYETTE KY-BOURBON KY-NICHOLAS KY-NELSON KY-WASHINGTON KY- MERCER KY-JESSAMINE KY-CLARK KY-LARUE KY-MARION KY-BOYLE KY- GARRARD KY-MADISON KY-BUTLER KY-EDMONSON KY-HART KY-GREEN KY- TAYLOR KY-CASEY KY-LINCOLN KY-METCALFE KY-ADAIR KY-RUSSELL KY- CUMBERLAND KY-CLINTON KY- INCLUDING THE CITIES OF...PAOLI...SALEM...SCOTTSBURG...MADISON... JASPER...MARENGO...TELL CITY...CORYDON...NEW ALBANY... JEFFERSONVILLE...HAWESVILLE...HARDINSBURG...BRANDENBURG... BEAVER DAM...LEITCHFIELD...ELIZABETHTOWN...FORT KNOX... MOUNT WASHINGTON...SHEPHERDSVILLE...LOUISVILLE...LA GRANGE... BEDFORD...NEW CASTLE...SHELBYVILLE...FRANKFORT...GEORGETOWN... CYNTHIANA...TAYLORSVILLE...LAWRENCEBURG...VERSAILLES... LEXINGTON...PARIS...CARLISLE...BARDSTOWN...SPRINGFIELD... HARRODSBURG...NICHOLASVILLE...WINCHESTER...HODGENVILLE... LEBANON...DANVILLE...LANCASTER...RICHMOND...MORGANTOWN... BROWNSVILLE...MUNFORDVILLE...GREENSBURG...CAMPBELLSVILLE... LIBERTY...STANFORD...EDMONTON...COLUMBIA...JAMESTOWN... BURKESVILLE...ALBANY 355 PM EDT THU APR 9 2015 /255 PM CDT THU APR 9 2015/ ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH LATE TONIGHT... THE FLASH FLOOD WATCH CONTINUES FOR * PORTIONS OF INDIANA AND KENTUCKY...INCLUDING THE FOLLOWING AREAS...IN INDIANA...CLARK IN...CRAWFORD IN...DUBOIS IN... FLOYD IN...HARRISON IN...JEFFERSON IN...ORANGE IN...PERRY IN... SCOTT IN AND WASHINGTON IN. IN KENTUCKY...ADAIR KY...ANDERSON KY...BOURBON KY...BOYLE KY...BRECKINRIDGE KY...BULLITT KY... BUTLER KY...CASEY KY...CLARK KY...CLINTON KY...CUMBERLAND KY... EDMONSON KY...FAYETTE KY...FRANKLIN KY...GARRARD KY...GRAYSON KY...GREEN KY...HANCOCK KY...HARDIN KY...HARRISON KY...HART KY...HENRY KY...JEFFERSON KY...JESSAMINE KY...LARUE KY... LINCOLN KY...MADISON KY...MARION KY...MEADE KY...MERCER KY... METCALFE KY...NELSON KY...NICHOLAS KY...OHIO KY...OLDHAM KY... RUSSELL KY...SCOTT KY...SHELBY KY...SPENCER KY...TAYLOR KY... TRIMBLE KY...WASHINGTON KY AND WOODFORD KY. * THROUGH LATE TONIGHT * AMOUNTS OF 1 TO LOCALLY 3 INCHES...IF STORMS REPEATEDLY MOVE OVER THE SAME LOCATIONS * GIVEN PREVIOUS HEAVY RAIN...FLASH FLOODING OF ROADS...LOW- LYING AREAS...AND CREEKS AND STREAMS IS LIKELY WITH PERSISTENT THUNDERSTORMS PRECAUTIONARY/PREPAREDNESS ACTIONS... FLOODING IS A VERY DANGEROUS SITUATION. MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED. && $$
054 WGUS63 KLMK 100949 FFALMK FLOOD WATCH NATIONAL WEATHER SERVICE LOUISVILLE KY 549 AM EDT FRI APR 10 2015 ...FLASH FLOOD WATCH CANCELLED... INZ076>079-083-084-089>092-KYZ023>043-045>049-053>057-061>067- 076>078-081-082-101100- /O.CAN.KLMK.FF.A.0002.000000T0000Z-150410T1000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ ORANGE IN-WASHINGTON IN-SCOTT IN-JEFFERSON IN-DUBOIS IN- CRAWFORD IN-PERRY IN-HARRISON IN-FLOYD IN-CLARK IN-HANCOCK KY- BRECKINRIDGE KY-MEADE KY-OHIO KY-GRAYSON KY-HARDIN KY-BULLITT KY- JEFFERSON KY-OLDHAM KY-TRIMBLE KY-HENRY KY-SHELBY KY-FRANKLIN KY- SCOTT KY-HARRISON KY-SPENCER KY-ANDERSON KY-WOODFORD KY- FAYETTE KY-BOURBON KY-NICHOLAS KY-NELSON KY-WASHINGTON KY- MERCER KY-JESSAMINE KY-CLARK KY-LARUE KY-MARION KY-BOYLE KY- GARRARD KY-MADISON KY-BUTLER KY-EDMONSON KY-HART KY-GREEN KY- TAYLOR KY-CASEY KY-LINCOLN KY-METCALFE KY-ADAIR KY-RUSSELL KY- CUMBERLAND KY-CLINTON KY- INCLUDING THE CITIES OF...PAOLI...SALEM...SCOTTSBURG...MADISON... JASPER...MARENGO...TELL CITY...CORYDON...NEW ALBANY... JEFFERSONVILLE...HAWESVILLE...HARDINSBURG...BRANDENBURG... BEAVER DAM...LEITCHFIELD...ELIZABETHTOWN...FORT KNOX... MOUNT WASHINGTON...SHEPHERDSVILLE...LOUISVILLE...LA GRANGE... BEDFORD...NEW CASTLE...SHELBYVILLE...FRANKFORT...GEORGETOWN... CYNTHIANA...TAYLORSVILLE...LAWRENCEBURG...VERSAILLES... LEXINGTON...PARIS...CARLISLE...BARDSTOWN...SPRINGFIELD... HARRODSBURG...NICHOLASVILLE...WINCHESTER...HODGENVILLE... LEBANON...DANVILLE...LANCASTER...RICHMOND...MORGANTOWN... BROWNSVILLE...MUNFORDVILLE...GREENSBURG...CAMPBELLSVILLE... LIBERTY...STANFORD...EDMONTON...COLUMBIA...JAMESTOWN... BURKESVILLE...ALBANY 549 AM EDT FRI APR 10 2015 /449 AM CDT FRI APR 10 2015/ ...FLASH FLOOD WATCH IS CANCELLED... THE FLASH FLOOD WATCH FOR PORTIONS OF INDIANA AND KENTUCKY HAS BEEN CANCELLED. $$ AMS
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 Apr 8, 12:46 PM CDT, 42 minutes earlier.
Area forecast discussion, Apr 8, 12:46 PM CDT, 42 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE LOUISVILLE KY 146 PM EDT Wed Apr 8 2015 ...Forecast Update... Issued at 145 PM EDT Wed Apr 8 2015 Went ahead and cancelled the Severe Thunderstorm Watch as the complex of storms has moved off to the east. Still expect more storms to fire up across the region over the next couple of hours. Several boundaries show up on satellite and radar across the northern half of the forecast area this afternoon. These will likely provide the focus for storms. In addition to winds and hail, training of storms may become a concern with flash flooding possible, particularly across north central KY and southern IN. .SHORT TERM (Now through Thursday)... Issued at 311 AM EDT Wed Apr 8 2015 ...More Strong Storms Possible Today... A disturbance coming in from the west is expected to spark new showers and storms by mid morning. The storms, if they do form, would move quickly from west to east through the lunch hour. Once again the stronger storms will drop locally very heavy rain and will pose a threat of hail and gusty winds. BRN shear numbers suggest mid-level mesos could be sustained, and SPC has placed a small tornado chance over southern Indiana and north central Kentucky today in a region of 0-6km bulk shear around 30-35kt and low LCL heights. Of course, this is all predicated on storms firing up in the first place. Though it will be somewhat dependent on the behavior of any storms this morning, the atmosphere could become quite unstable this afternoon with surface CAPE around 2000 J/kg and decent mid-level lapse rates. Any storms that develop, especially on any leftover convective boundaries, could become strong quickly. High temperatures today, like everything else, will be dependent on timing, placement, and persistence of convection. For now will broad brush mid and upper 70s. Daytime storms should diminish this evening and result in smaller chances for widespread storm activity tonight. It will be another muggy, warm night with lows in the lower 60s. Another wave of showers and storms may move through the region Thursday morning with scattered activity persisting into the afternoon as weak triggers move overhead. Once again strong storms and locally heavy rains will be possible. Winds outside thunderstorms could get somewhat breezy by Thursday afternoon, with southwest gusts of 25 to 30 mph not out of the question. Despite thunderstorm chances, will take high temperature forecasts into the upper 70s to around 80 on those warm winds. It should be noted that subtle disturbances and boundaries can significantly affect how the weather plays out. The latest forecast changes and current conditions should be monitored over the next couple of days as these complex areas of thunderstorms develop, move, dissipate, and redevelop. .LONG TERM (Thursday night through Tuesday)... Issued at 235 AM EDT Wed Apr 8 2015 Main focus in the long term is on thunderstorm chances, timing and impacts Thursday evening/night. The upper level pattern Thursday evening is expected to feature deep southwesterly flow from Texas through the southern Great Lakes region while an anomalous shortwave trough digs across the Upper Midwest. A few subtle ripples in the flow ahead of the main trough are expected, which will likely be supporting showers and thunderstorms during the day. At the surface, 08.00z guidance remains consistent showing deepening low pressure over southern Wisconsin with a cold front extending south through Illinois to near St Louis. Ahead of this, warm moist air will be in place, characterized by dewpoints in the 60s and southerly flow. During the evening, forcing for ascent comes from the upper trough moving through as well as a strengthening 300 mb jet to our north, favoring the lower Ohio Valley in the right entrance region. Showers and thunderstorms should fire up to our west in the afternoon then track toward the area into the evening hours. Soundings show modest mid-level lapse rates of 7.0 to 7.5 C/km with MUCAPE values of 1000-1500 J/kg during the evening. Effective shear profiles are mainly speed dominated though veering with height is noted, so hodographs exhibit some favorable clockwise turning in the lowest 3 km. Storm mode would be a mix of discrete and broken line segments, probably congealing into a larger line as it moves southeastward through portions of the area. Main impacts are damaging winds and large hail, highest threat along and west of I-65. Given the anomalous high PWATs and recent heavy rains so far this month, flash flood guidance is on the lower thresholds, so we'll have to watch closely as any training convection would pose a threat. Current 1-hr flash flood guidance is 1 inch or less for portions of the area and the ground is well saturated. It won't take much additional rainfall to cause further problems. Cold front should pass through the area during the pre-dawn hours Friday in our west then sweep across the rest of central Kentucky during the early morning hours. Westerly flow will bring in a drier and quieter pattern Friday night. Plan on a pleasant, sunny and seasonable Saturday with high pressure over the lower Ohio Valley. Sunday will start off in similar fashion but as the high quickly moves to the east, southerly return flow will begin to push another slug of warm, moist air to the region. Shower chances return Sunday night through Monday as a trough digs across the central Plains. High-end chance to likely POPs look reasonable early next week with near normal temperatures. && .AVIATION (18Z TAF Update)... Updated at 1248 PM EDT Wed Apr 8 2015 Scattered thunderstorms are still expected to develop this afternoon, though have pushed back the timing of VCTS in the TAFs for a couple of hours. There is still a lot of uncertainty in when and where the storms will develop so have kept the VCTS as opposed to introducing TSRA at this time. Those with aviation interests should keep a close eye on the radar this afternoon. Expect a decrease in coverage of storms this evening with much of the night remaining dry at the TAF sites. Another complex looks to move in early tomorrow morning from the west bringing more showers and thunderstorms. These should move out by early afternoon. && .LMK WATCHES/WARNINGS/ADVISORIES... KY...NONE. IN...NONE. && Update.........EER Short Term.....13 Long Term......ZT Aviation.......EER
Hazardous weather outlook, Apr 8, 12:39 PM CDT, 49 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LOUISVILLE KY 139 PM EDT WED APR 8 2015 INZ076>079-083-084-089>092-KYZ023>043-045>049-053>057-061>067- 070>078-081-082-091745- ORANGE IN-WASHINGTON IN-SCOTT IN-JEFFERSON IN-DUBOIS IN-CRAWFORD IN- PERRY IN-HARRISON IN-FLOYD IN-CLARK IN-HANCOCK KY-BRECKINRIDGE KY- MEADE KY-OHIO KY-GRAYSON KY-HARDIN KY-BULLITT KY-JEFFERSON KY- OLDHAM KY-TRIMBLE KY-HENRY KY-SHELBY KY-FRANKLIN KY-SCOTT KY- HARRISON KY-SPENCER KY-ANDERSON KY-WOODFORD KY-FAYETTE KY-BOURBON KY- NICHOLAS KY-NELSON KY-WASHINGTON KY-MERCER KY-JESSAMINE KY-CLARK KY- LARUE KY-MARION KY-BOYLE KY-GARRARD KY-MADISON KY-BUTLER KY- EDMONSON KY-HART KY-GREEN KY-TAYLOR KY-CASEY KY-LINCOLN KY-LOGAN KY- WARREN KY-SIMPSON KY-ALLEN KY-BARREN KY-MONROE KY-METCALFE KY- ADAIR KY-RUSSELL KY-CUMBERLAND KY-CLINTON KY- INCLUDING THE CITIES OF...PAOLI...SALEM...SCOTTSBURG...MADISON... JASPER...MARENGO...TELL CITY...CORYDON...NEW ALBANY... JEFFERSONVILLE...HAWESVILLE...HARDINSBURG...BRANDENBURG... BEAVER DAM...LEITCHFIELD...ELIZABETHTOWN...FORT KNOX... MOUNT WASHINGTON...SHEPHERDSVILLE...LOUISVILLE...LA GRANGE... BEDFORD...NEW CASTLE...SHELBYVILLE...FRANKFORT...GEORGETOWN... CYNTHIANA...TAYLORSVILLE...LAWRENCEBURG...VERSAILLES...LEXINGTON... PARIS...CARLISLE...BARDSTOWN...SPRINGFIELD...HARRODSBURG... NICHOLASVILLE...WINCHESTER...HODGENVILLE...LEBANON...DANVILLE... LANCASTER...RICHMOND...MORGANTOWN...BROWNSVILLE...MUNFORDVILLE... GREENSBURG...CAMPBELLSVILLE...LIBERTY...STANFORD...RUSSELLVILLE... BOWLING GREEN...FRANKLIN...SCOTTSVILLE...GLASGOW...TOMPKINSVILLE... EDMONTON...COLUMBIA...JAMESTOWN...BURKESVILLE...ALBANY 139 PM EDT WED APR 8 2015 /1239 PM CDT WED APR 8 2015/ THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTH CENTRAL INDIANA AND CENTRAL KENTUCKY. .DAY ONE...THIS AFTERNOON AND TONIGHT. STRONG STORMS WILL BE POSSIBLE THIS AFTERNOON AND EVENING...WITH LESSER CHANCES OVERNIGHT. THE STRONGEST STORMS WILL BE CAPABLE OF LOCALLY HEAVY RAIN...GUSTY WINDS...AND SMALL HAIL. THERE IS A SMALL CHANCE OF A TORNADO ESPECIALLY ALONG AND NORTH OF THE INTERSTATE 64 CORRIDOR. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY. SCATTERED STORMS WILL BE POSSIBLE ONCE AGAIN ON THURSDAY...SOME OF WHICH MAY BE STRONG. STRONG TO SEVERE STORMS ARE POSSIBLE THURSDAY NIGHT THROUGH FRIDAY MORNING AS A COLD FRONT MOVES THROUGH. THE MAIN HAZARDS WOULD BE GUSTY WINDS AND LOCALLY HEAVY RAIN. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE REQUESTED TODAY INTO FRIDAY. && MORE INFORMATION...ALONG WITH OTHER WEATHER...HYDROLOGICAL AND CLIMATE INFORMATION CAN BE FOUND...AT WEATHER.GOV/LOUISVILLE. 13/ZBT/EER
In the hours before
Local storm report, Apr 8, 9:54 AM CDT, 3 hours 34 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LOUISVILLE KY
1054 AM EDT WED APR 8 2015
...TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
...DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0532 PM TSTM WND DMG 2 WNW TONNIEVILLE 37.61N 85.83W
04/07/2015 HARDIN KY DEPT OF HIGHWAYS
TREE DOWN NEAR TONNIEVILLE ALONG THE
HARDIN/LARUE COUNTY LINE. TIME ESTIMATED
FROM RADAR.
&&
NWS LOUISVILLE KY
IRIS SYSTEMLocal storm report, Apr 8, 10:16 AM CDT, 3 hours 12 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LOUISVILLE KY
1116 AM EDT WED APR 8 2015
...TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
...DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0422 PM TSTM WND DMG LEOPOLD 38.10N 86.58W
04/07/2015 PERRY IN DEPT OF HIGHWAYS
DOWNED TREES HAD TO BE REMOVED FROM ROADWAYS
ACROSS THE COUNTY.
&&
BJSLocal storm report, Apr 8, 10:21 AM CDT, 3 hours 7 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LOUISVILLE KY
1121 AM EDT WED APR 8 2015
...TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
...DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0645 PM FLASH FLOOD 6 NW FORKS OF ELKHORN 38.28N 84.87W
04/07/2015 FRANKLIN KY DEPT OF HIGHWAYS
A HIGH WATER RESCUE REPORTED AT ONAN BEND
ROAD AS CAR BECAME SUBMERGED. TIME
ESTIMATED.
&&
KJDSpecial weather statement, Apr 8, 11:12 AM CDT, 2 hours 16 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
1212 PM EDT WED APR 8 2015
KYZ037-081645-
HARRISON KY-
1212 PM EDT WED APR 8 2015
...STRONG THUNDERSTORM WITH DANGEROUS LIGHTNING...HEAVY RAIN...PENNY
SIZE HAIL...AND 40 MPH WINDS...
AT 1211 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
A STRONG THUNDERSTORM 8 MILES SOUTHEAST OF WILLIAMSTOWN...AND MOVING
EAST AT 45 MPH.
FREQUENT CLOUD TO GROUND LIGHTNING...HEAVY RAIN REDUCING
VISIBILITIES...PENNY SIZE HAIL...AND GUSTY WINDS OF AROUND 35 TO 40
MPH...ARE EXPECTED WITH THIS STORM.
* THIS STORM WILL ALSO IMPACT...
ANTIOCH AND KELAT...
SUNRISE...
CLAYSVILLE...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE IN THE PATH OF THIS STORM...SEEK SHELTER INDOORS AND STAY
AWAY FROM WINDOWS. STAY TUNED TO NOAA ALL HAZARDS RADIO...
WEATHER.GOV/LOUISVILLE ON THE INTERNET...OR LOCAL MEDIA FOR LATER
UPDATES AND POSSIBLE WARNINGS.
&&
LAT...LON 3851 8418 3849 8453 3851 8453 3852 8449
3854 8448 3854 8444 3857 8441 3858 8421
3857 8419 3856 8420 3856 8417 3855 8416
TIME...MOT...LOC 1613Z 260DEG 40KT 3856 8442
EERSpecial weather statement, Apr 8, 11:26 AM CDT, 2 hours 2 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
1226 PM EDT WED APR 8 2015
KYZ037-043-081655-
HARRISON KY-NICHOLAS KY-
1226 PM EDT WED APR 8 2015
...STRONG THUNDERSTORM WITH DANGEROUS LIGHTNING...HEAVY RAIN...PENNY
SIZE HAIL...AND 40 MPH WINDS...
AT 1224 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
A STRONG THUNDERSTORM 8 MILES NORTHWEST OF CYNTHIANA...AND MOVING
EAST AT 40 MPH.
FREQUENT CLOUD TO GROUND LIGHTNING...HEAVY RAIN REDUCING
VISIBILITIES...PENNY SIZE HAIL...AND GUSTY WINDS OF AROUND 35 TO 40
MPH...ARE EXPECTED WITH THIS STORM.
* THIS STORM WILL ALSO IMPACT...
ODDVILLE...
VENUS...
BUENA VISTA AND MORNING GLORY...
BAREFOOT AND BARTERVILLE...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
HEAVY RAINFALL IS OCCURRING. EXPECT PONDING OF WATER ON LOCAL
ROADWAYS. DRIVERS SHOULD SLOW DOWN AND TURN ON THEIR HEADLIGHTS IF
ENCOUNTERING HEAVY RAINS.
&&
LAT...LON 3835 8397 3845 8446 3850 8446 3851 8418
3848 8415 3848 8412 3846 8410 3846 8407
3844 8400 3844 8397
TIME...MOT...LOC 1627Z 276DEG 34KT 3847 8436
SCHOETTMERLocal storm report, Apr 8, 11:36 AM CDT, 1 hour 52 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LOUISVILLE KY
1236 PM EDT WED APR 8 2015
...TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
...DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0600 PM FLOOD 2 WSW HARNED 37.73N 86.45W
04/07/2015 BRECKINRIDGE KY DEPT OF HIGHWAYS
TUELS CREEK ROAD WAS CLOSED DUE TO FLOODING.
TIME ESTIMATED.
&&
KJDThe office that day
Everything else NWS Louisville, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 7, 7:02 PM CDT | River Flood Warning | LMK | Bourbon | 7 days |
| Apr 7, 8:18 PM CDT | River Flood Warning | LMK | Ohio | 23 hr |
| Apr 8, 11:12 AM CDT | Special Weather Statement | LMK | Harrison | 33 min |
| Apr 8, 11:26 AM CDT | Special Weather Statement | LMK | Harrison | 29 min |
| Apr 8, 11:37 AM CDT | Severe Thunderstorm Warning | LMK | Harrison, Nicholas | 18 min |
| Apr 8, 1:41 PM CDT | Special Weather Statement | LMK | Butler | 29 min |
| Apr 8, 1:55 PM CDT | Special Weather Statement | LMK | Edmonson | 30 min |
| Apr 8, 2:01 PM CDT | Special Weather Statement | LMK | Grayson | 29 min |
| Apr 8, 2:02 PM CDT | Special Weather Statement | LMK | Marion | 33 min |
| Apr 8, 2:23 PM CDT | Special Weather Statement | LMK | Larue | 32 min |
| Apr 8, 2:28 PM CDT | Severe Thunderstorm Warning | LMK | Edmonson, Grayson, Hart | 32 min |
| Apr 8, 2:32 PM CDT | Special Weather Statement | LMK | Larue | 33 min |
| Apr 8, 2:51 PM CDT | Special Weather Statement | LMK | Butler | 29 min |
| Apr 8, 2:58 PM CDT | Severe Thunderstorm Warning | LMK | Butler, Edmonson, Grayson, Ohio | 32 min |
| Apr 8, 3:01 PM CDT | Areal Flood Advisory | LMK | Green, Hart, Larue | 3 hr |
| Apr 8, 3:04 PM CDT | Special Weather Statement | LMK | Marion | 31 min |
| Apr 8, 3:22 PM CDT | Severe Thunderstorm Warning | LMK | Mercer, Washington | 28 min |
| Apr 8, 3:29 PM CDT | Severe Thunderstorm Warning | LMK | Butler, Edmonson, Grayson | 31 min |
| Apr 8, 3:54 PM CDT | Severe Thunderstorm Warning | LMK | Anderson, Shelby, Spencer | 31 min |
| Apr 8, 3:56 PM CDT | Special Weather Statement | LMK | Mercer, Woodford | 29 min |
| Apr 8, 4:25 PM CDT | Severe Thunderstorm Warning | LMK | Anderson, Franklin, Shelby, Spencer | 40 min |
| Apr 8, 4:33 PM CDT | Special Weather Statement | LMK | Bullitt | 32 min |
| Apr 8, 4:42 PM CDT | Special Weather Statement | LMK | Mercer | 28 min |
| Apr 8, 4:43 PM CDT | Severe Thunderstorm Warning | LMK | Bullitt, Nelson, Spencer | 32 min |
| Apr 8, 4:49 PM CDT | Special Weather Statement | LMK | Harrison | 31 min |
| Apr 8, 4:51 PM CDT | Severe Thunderstorm Warning | LMK | Franklin, Henry, Shelby | 29 min |
| Apr 8, 4:59 PM CDT | Flash Flood Warning | LMK | Anderson, Bourbon, Fayette, Franklin, Harrison, Nelson and 5 more | 6 hr |
| Apr 8, 5:28 PM CDT | Severe Thunderstorm Warning | LMK | Trimble | 32 min |
| Apr 8, 5:32 PM CDT | Special Weather Statement | LMK | Franklin, Woodford | 28 min |
| Apr 8, 5:53 PM CDT | Special Weather Statement | LMK | Jefferson | 32 min |
| Apr 8, 5:56 PM CDT | Flash Flood Warning | LMK | Jefferson | 4 hr |
| Apr 8, 6:08 PM CDT | Severe Thunderstorm Warning | LMK | Henry, Oldham, Shelby | 32 min |
| Apr 8, 6:15 PM CDT | Areal Flood Advisory | LMK | Jefferson, Oldham, Shelby | 3 hr |
| Apr 8, 6:35 PM CDT | Severe Thunderstorm Warning | LMK | Fayette, Jessamine, Woodford | 30 min |
| Apr 8, 6:42 PM CDT | Special Weather Statement | LMK | Harrison, Scott | 28 min |
| Apr 8, 6:55 PM CDT | Special Weather Statement | LMK | Franklin | 30 min |
| Apr 8, 9:35 AM CDT | Special Weather Statement | LMK | Jefferson | 20 min |
| Apr 8, 3:45 PM CDT | Severe Thunderstorm Warning | LMK | Dubois | 40 min |
| Apr 8, 4:05 PM CDT | Special Weather Statement | LMK | Clark | 30 min |
| Apr 8, 4:17 PM CDT | Severe Thunderstorm Warning | LMK | Orange | 38 min |
| Apr 8, 4:19 PM CDT | Severe Thunderstorm Warning | LMK | Clark, Scott, Washington | 31 min |
| Apr 8, 4:33 PM CDT | Areal Flood Advisory | LMK | Orange, Washington | 117 min |
| Apr 8, 4:38 PM CDT | Severe Thunderstorm Warning | LMK | Washington | 32 min |
| Apr 8, 4:58 PM CDT | Severe Thunderstorm Warning | LMK | Clark, Jefferson, Scott | 32 min |
| Apr 8, 5:12 PM CDT | Flash Flood Warning | LMK | Jefferson, Scott, Washington | 2 hr |
| Apr 8, 5:15 PM CDT | Severe Thunderstorm Warning | LMK | Jefferson, Scott | 30 min |
| Apr 8, 5:46 PM CDT | Severe Thunderstorm Warning | LMK | Jefferson | 29 min |
Nearby
Flash Flood Watches in Kentucky, 2015Flash Flood Watches in Indiana, 2015Every flash flood watch in 2015
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.