Alert archive / Kentucky / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 240, NWS Louisville, KY

July 7, 2015Boyle County, Casey County, Lincoln County, Kentucky

NWS Louisville, KY issued this severe thunderstorm warning at Jul 7, 2015, 7:04 PM EDT for Boyle County, Casey County, Lincoln County, Kentucky. It was in force for 31 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: Jul 7, 2015, 7:04 PM EDT (23:04 UTC)
Expired: Jul 7, 2015, 7:35 PM EDT
In force: 31 min
Issued by: NWS Louisville, KY
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Boyle County, KY, Casey County, KY, Lincoln County, KY

The radar

The Louisville radar (KLVX), 114 km from the middle of the area, began a volume at 23:06 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, 11.1 hours before the alert went out and 217 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: 156 J/kg
Mixed-layer CIN: -88 J/kg
Mixed-layer LCL: 1172 m above ground
0-6 km bulk shear: 15 kt
0-1 km storm-relative helicity: 39 m²/s²
0-3 km storm-relative helicity: 28 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 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 Jul 7, 3:21 PM EDT, 3 hours 43 minutes earlier.

Area forecast discussion, Jul 7, 3:21 PM EDT, 3 hours 43 minutes before

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Hazardous weather outlook, Jul 7, 3:46 PM EDT, 3 hours 18 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LOUISVILLE KY
346 PM EDT TUE JUL 7 2015

INZ076>079-083-084-089>092-KYZ023>043-045>049-053>057-061>067-
070>078-081-082-082000-
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
346 PM EDT TUE JUL 7 2015 /246 PM CDT TUE JUL 7 2015/

...FLASH FLOOD WATCH IN EFFECT THROUGH WEDNESDAY EVENING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTH CENTRAL
INDIANA AND CENTRAL KENTUCKY.

.DAY ONE...THIS EVENING AND TONIGHT.

ROUNDS OF SHOWERS AND THUNDERSTORMS WILL MOVE THROUGH THE REGION
TONIGHT. THE MAIN THREAT WITH THESE STORMS WILL BE TORRENTIAL
RAINFALL. SEE THE FLASH FLOOD WATCH FOR MORE DETAILS.

THIS EVENING FREQUENT CLOUD TO GROUND LIGHTNING...AND WIND GUSTS
OF 40 TO 50 MPH WILL BE POSSIBLE IN THE STRONGEST STORMS.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

SHOWERS AND SCATTERED STORMS WILL BE POSSIBLE ON WEDNESDAY. SOME
STORMS MAY CONTAIN HEAVY RAINFALL ON WEDNESDAY WHICH COULD CAUSE
FLOODING ISSUES. THE FLASH FLOOD WATCH IS EFFECT THROUGH WEDNESDAY
EVENING.

SCATTERED STORMS WILL BE POSSIBLE...WITH THE BEST CHANCES
THURSDAY THROUGH FRIDAY AND THEN AGAIN ON MONDAY. THE STRONGER STORMS
WILL BE CAPABLE OF GUSTY WINDS AND LOCALLY HEAVY RAIN.

THIS WEEKEND WILL BE A HOT ONE WITH AFTERNOON HEAT INDEX READINGS
PEAKING AROUND 100 DEGREES.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS ARE REQUESTED TO REPORT STRONG WINDS AND FLOODING THROUGH
WEDNESDAY.

&&

MORE INFORMATION...ALONG WITH OTHER WEATHER...HYDROLOGICAL AND
CLIMATE INFORMATION CAN BE FOUND...AT WEATHER.GOV/LOUISVILLE.

AMS/EER

In the hours before

Special weather statement, Jul 7, 5:13 PM EDT, 1 hour 51 minutes before

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Local storm report, Jul 7, 6:06 PM EDT, 58 minutes before

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Local storm report, Jul 7, 6:07 PM EDT, 57 minutes before

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Special weather statement, Jul 7, 6:08 PM EDT, 56 minutes before

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Special weather statement, Jul 7, 6:33 PM EDT, 31 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
633 PM EDT TUE JUL 7 2015

KYZ054-055-065-066-072315-
BOYLE KY-CASEY KY-MARION KY-TAYLOR KY-
633 PM EDT TUE JUL 7 2015

...THUNDERSTORM WITH HEAVY RAIN AND WINDS UP TO 40 MPH...

AT 631 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
THUNDERSTORM 8 MILES SOUTHWEST OF LEBANON...AND MOVING EAST AT 40
MPH.

OCCASIONAL LIGHTNING...VERY HEAVY RAIN REDUCING VISIBILITIES...AND
GUSTY WINDS OF AROUND 35 TO 40 MPH...ARE EXPECTED WITH THIS STORM.

* THIS STORM WILL ALSO IMPACT...
  LEBANON...
  GREENBRIAR AND CALVARY...
  BRADFORDSVILLE...
  RILEY AND PENICK...
  GRAVEL SWITCH AND ALICETON...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TORRENTIAL 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 3753 8485 3753 8486 3747 8486 3740 8543
      3753 8547 3762 8521 3763 8512 3763 8504
      3765 8502 3769 8483
TIME...MOT...LOC 2232Z 256DEG 37KT 3748 8533

TWF

Local storm report, Jul 7, 6:39 PM EDT, 25 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LOUISVILLE KY
639 PM EDT TUE JUL 7 2015

...TIME...  ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
...DATE...  ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0328 PM     TSTM WND DMG     1 S BARDSTOWN           37.80N 85.46W
07/07/2015                   NELSON             KY   NWS STORM SURVEY

            AN NWS STORM SURVEY OF ROOFS BLOWN OFF A
            BOURBON WAREHOUSE DETERMINED THE DAMAGE WAS
            DONE BY A SMALL MICROBURST. WINDS DETERMINED
            TO BE AROUND 95 MPH.

&&

NWS LOUISVILLE KY
IRIS SYSTEM

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 7, 10:37 AM EDT	Special Weather Statement	LMK	Meade	28 min
Jul 7, 12:23 PM EDT	Flash Flood Watch	LMK	Adair, Allen, Anderson, Barren, Bourbon, Boyle and 43 more	32 hr
Jul 7, 1:28 PM EDT	Special Weather Statement	LMK	Breckinridge	32 min
Jul 7, 1:48 PM EDT	Special Weather Statement	LMK	Breckinridge, Meade	32 min
Jul 7, 2:20 PM EDT	Special Weather Statement	LMK	Meade	30 min
Jul 7, 2:39 PM EDT	Special Weather Statement	LMK	Bullitt	31 min
Jul 7, 2:42 PM EDT	Special Weather Statement	LMK	Hardin	28 min
Jul 7, 2:47 PM EDT	Severe Thunderstorm Warning	LMK	Bullitt, Nelson, Spencer	28 min
Jul 7, 3:08 PM EDT	Special Weather Statement	LMK	Nelson	32 min
Jul 7, 3:21 PM EDT	Special Weather Statement	LMK	Spencer	29 min
Jul 7, 3:36 PM EDT	Special Weather Statement	LMK	Anderson	29 min
Jul 7, 3:48 PM EDT	Special Weather Statement	LMK	Anderson, Franklin, Woodford	32 min
Jul 7, 4:02 PM EDT	Special Weather Statement	LMK	Jessamine	28 min
Jul 7, 4:24 PM EDT	Special Weather Statement	LMK	Bourbon, Fayette, Harrison, Scott	31 min
Jul 7, 4:51 PM EDT	Special Weather Statement	LMK	Bourbon, Harrison, Nicholas	19 min
Jul 7, 5:07 PM EDT	Special Weather Statement	LMK	Hardin	43 min
Jul 7, 5:13 PM EDT	Special Weather Statement	LMK	Nicholas	17 min
Jul 7, 6:08 PM EDT	Special Weather Statement	LMK	Spencer	27 min
Jul 7, 6:33 PM EDT	Special Weather Statement	LMK	Boyle, Marion	42 min
Jul 7, 7:22 PM EDT	Special Weather Statement	LMK	Jessamine, Woodford	13 min
Jul 7, 7:26 PM EDT	Special Weather Statement	LMK	Butler, Logan, Ohio	29 min
Jul 7, 7:33 PM EDT	Special Weather Statement	LMK	Garrard, Madison	32 min
Jul 7, 7:40 PM EDT	Special Weather Statement	LMK	Fayette, Jessamine	30 min
Jul 7, 7:49 PM EDT	Severe Thunderstorm Warning	LMK	Clark, Fayette, Garrard, Jessamine, Madison	31 min
Jul 7, 7:54 PM EDT	Special Weather Statement	LMK	Butler, Grayson	31 min
Jul 7, 9:11 AM EDT	Areal Flood Advisory	LMK	Dubois, Orange	3 hr
Jul 7, 10:17 AM EDT	Flash Flood Warning	LMK	Dubois, Orange	3 hr
Jul 7, 10:45 AM EDT	Areal Flood Advisory	LMK	Crawford, Perry	3 hr
Jul 7, 1:14 PM EDT	Areal Flood Warning	LMK	Dubois, Orange	6 hr
Jul 7, 1:21 PM EDT	Special Weather Statement	LMK	Perry	29 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 2015 Every severe thunderstorm warning 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.