Alert archive / Kentucky / Severe Thunderstorm Warnings in 2010
Severe Thunderstorm Warning 129, NWS Louisville, KY
NWS Louisville, KY issued this severe thunderstorm warning at Jun 15, 2010, 9:21 PM EDT for 8 counties in Kentucky; Clark County, Floyd County, Indiana. It was in force for 39 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 15, 2010, 9:21 PM EDT (01:21 UTC)
- Expired
- Jun 15, 2010, 10:00 PM EDT
- In force
- 39 min
- Issued by
- NWS Louisville, KY
- Area
- Storm-based polygon
- Hail
- 0.5 in
- Wind
- 60.0 mph
Counties Clark County, IN, Floyd County, IN, Bullitt County, KY, Henry County, KY, Jefferson County, KY, Nelson County, KY, Oldham County, KY, Shelby County, KY, Spencer County, KY, Trimble County, KY
The radar
The Louisville radar (KLVX), 50 km from the middle of the area, began a volume at 01:23 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 15, 5:47 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 00:00Z, 1.4 hours before the alert went out and 255 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
- 1262 J/kg
- Mixed-layer CIN
- -45 J/kg
- Mixed-layer LCL
- 1477 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 69 m²/s²
- 0-3 km storm-relative helicity
- 81 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.9
What forecasters said that day
The local office's own words before this severe thunderstorm warning 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 severe thunderstorm warning went out at Jun 15, 6:11 PM EDT, 3 hours 10 minutes earlier.
Area forecast discussion, Jun 15, 6:11 PM EDT, 3 hours 10 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE LOUISVILLE KY 611 PM EDT TUE JUN 15 2010 ...UPDATED AVIATION DISCUSSION... .SHORT TERM (TODAY AND TONIGHT)... MCS AND POSSIBLY A DEVELOPING MCV ARE TAKING SHAPE MAINLY OVER MO/IL WITH THE LEADING EDGE OF CONVECTION OVER INDIANA. WE/VE HAD A FEW SMALL SHOWERS/T-STORMS OVER SOUTHERN INDIANA AND CENTRAL KY MAINLY DRIVEN BY DAY TIME HEATING. WE/LL CONTINUE TO SEE THIS POP UP CONVECTION THROUGH THE AFTERNOON/EARLY EVENING HOURS AHEAD OF THE MCS. THEN THE MCS WILL MOVE EAST INTO INDIANA/KY LATER THIS EVENING. THE BEST CHANCE FOR STRONG TO SEVERE STORMS FROM THIS SYSTEM WILL BE OVER SOUTHERN INDIANA AND NORTH CENTRAL KY FROM ABOUT 0Z TO 6Z. THE MAIN THREATS WILL BE DAMAGING WINDS...VERY HEAVY RAINFALL...AND INTENSE CLOUD TO GROUND LIGHTNING. THE SYSTEM WILL DECLINE AFTER 6Z TO 12Z AS IT PUSHES THROUGH THE REST OF THE OUR FORECAST AREA. WE SHOULD SEE CONVECTION COME TO AN END SHORTLY AFTER SUNRISE WED AS A COOL FRONT BEHIND THE MCS PUSHES THROUGH THE REGION. SOME ISLD-SCT WEAK CONVECTION WILL BE POSSIBLE WED ESPECIALLY IN THE MORNING...BUT GENERALLY MOST LOCATIONS SHOULD REMAIN DRY WED. AS FOR TEMPS...WE/LL STAY MOSTLY IN THE LOW 70S FOR LOWS TONIGHT. AFTER THE FRONT MOVES THROUGH EARLY WED...WE/LL SEE SOMEWHAT OF A BRIEF BREAK IN THE HOT MUGGY WEATHER EXPERIENCED OVER THE LAST SEVERAL DAYS. HIGH TEMPS WILL BE A TAD COOLER IN THE UPPER 80S TO AROUND 90. WITH HEAT INDICES ONLY IN THE LOW TO MID 90S. .LONG TERM (MONDAY - SUNDAY)... IN THE WAKE OF THE COLD FRONT MOVING THROUGH THE AREA WEDNESDAY SURFACE HIGH PRESSURE WILL BUILD IN FROM THE NORTH. ALOFT A 500 MB RIDGE WILL DEVELOP ACROSS THE SOUTHEAST AND PERSIST THROUGH MUCH OF THE LONG TERM. WE WILL SEE A BRIEF RESPITE FROM THE VERY HOT AND MUGGY TEMPERATURES WEDNESDAY NIGHT AND THURSDAY WITH DEWPOINTS DROPPING INTO THE LOWER TO MID 60S. LOW TEMPS WILL DROP INTO THIS RANGE AS WELL. HIGH TEMPS WILL DROP A FEW DEGREES...THOUGH THEY WILL REMAIN SOME 5 DEGREES ABOVE NORMAL ON THURSDAY. WINDS WILL SHIFT TO THE SOUTH AGAIN BY FRIDAY RAISING TEMPS BACK UP INTO THE LOWER 90S. WEDNESDAY NIGHT THROUGH THURSDAY NIGHT LOOK TO REMAIN DRY. AS THE SURFACE HIGH MOVES EAST ON FRIDAY A FEW THUNDERSTORMS MAY BE POSSIBLE. HOWEVER MOST OF THE ACTIVITY SHOULD REMAIN WEST OF THE REGION SO WILL HOLD OFF ON INSERTING POPS FOR FRIDAY AT THIS TIME. FOR THE WEEKEND THROUGH THE BEGINNING OF NEXT WEEK...A WEAK FRONT WILL DROP TOWARDS AND WASH OUT ACROSS THE REGION. WHERE THIS BOUNDARY ENDS UP WILL DETERMINE WHERE THUNDERSTORMS WILL DEVELOP. FOR NOW WILL KEEP SLIGHT CHANCE POPS FOR THE DAYTIME HOURS THROUGH MOST OF THE EXTENDED PERIOD. WITH THE RIDGE ALOFT AND MAINLY SOUTHERLY WINDS AT THE SURFACE TEMPERATURES WILL REMAIN VERY WARM THROUGH THE WEEKEND AND THE BEGINNING OF NEXT WEEK. HIGHS WILL BE IN THE LOW TO MID 90S WITH A HEAT INDEX OF NEAR 100 EACH DAY. LOWS WILL BE IN THE LOWER 70S. && .AVIATION (00Z TAF ISSUANCE)... ATTEMPTED TO TIME THE LINE OF STORMS IN THE WABASH AND LOWER OHIO VALLEYS INTO SDF AND LEX THIS EVENING. KEPT THE STORMS NORTH OF BWG FOR NOW...MAY HAVE TO CHANGE THAT DEPENDING ON WHAT RADAR TRENDS SHOW. REST OF THE FORECAST LEFT GENERALLY UNCHANGED. && .LMK WATCHES/WARNINGS/ADVISORIES... KY...NONE. IN...NONE. && SHORT TERM........AML LONG TERM.........EES AVIATION..........13
Hazardous weather outlook, Jun 15, 6:01 PM EDT, 3 hours 20 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LOUISVILLE KY 601 PM EDT TUE JUN 15 2010 INZ076>079-083-084-089>092-KYZ023>043-045>049-053>057-061>067- 070>078-081-082-161200- 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- 601 PM EDT TUE JUN 15 2010 /501 PM CDT TUE JUN 15 2010/ THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTH CENTRAL INDIANA AND CENTRAL KENTUCKY. .DAY ONE...TONIGHT. SHOWERS AND THUNDERSTORMS ARE EXPECTED TO INCREASE IN COVERAGE THROUGH THE EVENING HOURS. STRONG TO SEVERE STORMS ARE POSSIBLE MAINLY OVER SOUTHERN INDIANA AND NORTH CENTRAL KENTUCKY THIS EVENING BETWEEN 8 PM EDT AND 2 AM EDT OR 7 PM CDT AND 1 AM CDT. THE MAIN THREATS FROM THESE STORMS WILL BE DAMAGING WINDS...VERY HEAVY RAINFALL...AND INTENSE CLOUD TO GROUND LIGHTING. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY. THERE WILL BE A SLIGHT CHANCE FOR THUNDERSTORMS DURING THE AFTERNOON AND EVENING HOURS SATURDAY THROUGH MONDAY. IN ADDITION...SOUTHERLY WINDS WILL USHER IN A RETURN TO HIGHER HUMIDITY WITH HEAT INDICES TOPPING OUT NEAR 100 THROUGH THE WEEKEND. .SPOTTER INFORMATION STATEMENT... SPOTTERS ARE REQUESTED TO REPORT DAMAGING WINDS...HEAVY RAIN OR FLOODING...AND ANY HAIL TONIGHT TO THE NATIONAL WEATHER SERVICE IN LOUISVILLE. AML/EES/13
In the hours before
Local storm report, Jun 15, 6:57 PM EDT, 2 hours 24 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LOUISVILLE KY
657 PM EDT TUE JUN 15 2010
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0656 PM TSTM WND DMG IRELAND 38.42N 87.00W
06/15/2010 DUBOIS IN TRAINED SPOTTER
TILES BLOWN OFF ROOF OF RESIDENCE.
&&
EVENT NUMBER LMK1000359
MRCLocal storm report, Jun 15, 7:10 PM EDT, 2 hours 11 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LOUISVILLE KY
710 PM EDT TUE JUN 15 2010
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0645 PM TSTM WND DMG DUPONT 38.89N 85.52W
06/15/2010 JEFFERSON IN LAW ENFORCEMENT
POWER LINES DOWN.
&&
EVENT NUMBER LMK1000360
MRCLocal storm report, Jun 15, 7:30 PM EDT, 1 hour 51 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LOUISVILLE KY
730 PM EDT TUE JUN 15 2010
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0729 PM TSTM WND DMG TELL CITY 37.95N 86.76W
06/15/2010 PERRY IN LAW ENFORCEMENT
TREE DOWN IN THE OUTSKIRTS OF TOWN.
&&
EVENT NUMBER LMK1000361
MRCLocal storm report, Jun 15, 7:40 PM EDT, 1 hour 41 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LOUISVILLE KY
740 PM EDT TUE JUN 15 2010
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0739 PM TSTM WND DMG GRANTSBURG 38.28N 86.47W
06/15/2010 CRAWFORD IN LAW ENFORCEMENT
REPORTS OF TREES DOWN BETWEEN ENGLISH AND INTERSTATE
64.
&&
EVENT NUMBER LMK1000362
MRCLocal storm report, Jun 15, 7:42 PM EDT, 1 hour 39 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LOUISVILLE KY
742 PM EDT TUE JUN 15 2010
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0741 PM TSTM WND DMG 1 W FRENCH LICK 38.55N 86.64W
06/15/2010 ORANGE IN LAW ENFORCEMENT
TREE DOWN ACROSS A POWER LINE.
&&
EVENT NUMBER LMK1000363
MRCLocal storm report, Jun 15, 7:56 PM EDT, 1 hour 25 minutes before
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</html>The office that day
Everything else NWS Louisville, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 15, 8:06 PM EDT | Severe Thunderstorm Warning | LMK | Breckinridge, Grayson, Hancock, Hardin, Meade, Ohio | 39 min |
| Jun 15, 8:10 PM EDT | Special Weather Statement | LMK | Bullitt, Butler, Grayson, Hardin, Jefferson, Meade | 35 min |
| Jun 15, 8:11 PM EDT | Special Weather Statement | LMK | Bullitt, Butler, Grayson, Hardin, Jefferson, Meade | 34 min |
| Jun 15, 8:21 PM EDT | Severe Thunderstorm Warning | LMK | Henry, Oldham, Trimble | 39 min |
| Jun 15, 8:42 PM EDT | Severe Thunderstorm Warning | LMK | Bullitt, Hardin, Jefferson, Meade, Nelson, Oldham | 48 min |
| Jun 15, 8:50 PM EDT | Special Weather Statement | LMK | Bullitt, Edmonson, Hardin, Hart, Henry, Larue and 4 more | 25 min |
| Jun 15, 9:02 PM EDT | Severe Thunderstorm Warning | LMK | Henry | 13 min |
| Jun 15, 9:18 PM EDT | Special Weather Statement | LMK | Franklin, Hart, Larue, Nelson, Spencer, Washington | 27 min |
| Jun 15, 10:17 PM EDT | Special Weather Statement | LMK | Adair, Allen, Barren, Bourbon, Boyle, Casey and 8 more | 43 min |
| Jun 15, 11:12 PM EDT | Special Weather Statement | LMK | Taylor | 33 min |
| Jun 15, 11:27 PM EDT | Severe Thunderstorm Warning | LMK | Adair, Boyle, Casey, Marion, Taylor | 33 min |
| Jun 16, 12:31 AM EDT | Special Weather Statement | LMK | Logan | 44 min |
| Jun 16, 1:50 AM EDT | Special Weather Statement | LMK | Warren | 25 min |
Nearby
Severe Thunderstorm Warnings in Kentucky, 2010Severe Thunderstorm Warnings in Indiana, 2010Every severe thunderstorm warning in 2010
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.