Alert archive / Kentucky / Severe Thunderstorm Warnings in 2006
Severe Thunderstorm Warning 405, NWS Louisville, KY
NWS Louisville, KY issued this severe thunderstorm warning at Aug 20, 2006, 7:10 AM EDT for Mercer County, Kentucky. It was in force for 35 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
- Aug 20, 2006, 7:10 AM EDT (11:10 UTC)
- Expired
- Aug 20, 2006, 7:45 AM EDT
- In force
- 35 min
- Issued by
- NWS Louisville, KY
- Area
- Counties, with a storm outline in the text
County Mercer County, KY
The radar
The Louisville radar (KLVX), 96 km from the middle of the area, began a volume at 11:09 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
Cncnati-Daytn, OH (KILN), launched 00:00Z, 11.2 hours before the alert went out and 203 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
- 255 J/kg
- Mixed-layer CIN
- -16 J/kg
- Mixed-layer LCL
- 1214 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- 41 m²/s²
- 0-3 km storm-relative helicity
- -5 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Aug 20, 7:05 AM EDT, 5 minutes earlier.
Area forecast discussion, Aug 20, 7:05 AM EDT, 5 minutes before
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</html>Hazardous weather outlook, Aug 20, 4:30 AM EDT, 2 hours 40 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LOUISVILLE KY 430 AM EDT SUN AUG 20 2006 INZ076>079-083-084-089>092-KYZ023>043-045>049-053>057-061>067- 070>078-081-082-210830- 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- 430 AM EDT SUN AUG 20 2006 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTH CENTRAL INDIANA AND CENTRAL KENTUCKY. .DAY ONE...TODAY AND TONIGHT. PATCHY FOG WILL CONTINUE THROUGH MID-MORNING WITH VISIBILITIES DOWN TO NEAR ONE MILE IN SOME SPOTS. TRAVELERS SHOULD BE PREPARED FOR RAPID CHANGES IN VISIBILITY...AND SLOW DOWN IF ENCOUNTERING DENSE FOG. A SLOW MOVING COLD FRONT SETTLING SOUTHWARD THROUGH THE REGION COMBINED WITH A VERY MOIST AND MODESTLY UNSTABLE AIRMASS WILL HELP GENERATE SCATTERED SHOWERS AND THUNDERSTORMS TODAY. THE STORMS WILL BE MOST LIKELY ALONG AND WEST OF I-65 EARLY THIS MORNING...THEN AGAIN OVER PARTS OF CENTRAL AND SOUTHERN KENTUCKY THIS AFTERNOON. LOCALLY HEAVY RAINFALL IS THE PRIMARY THREAT...ALONG WITH FREQUENT LIGHTNING AND GUSTY WINDS. RAINFALL RATES OF 1-2 INCHES PER HOUR ARE POSSIBLE. A FEW STRONGER STORMS MAY OCCUR... WITH WIND GUSTS UP TO 50 MPH...MAINLY THIS AFTERNOON OVER SOUTHERN KENTUCKY. A FEW THUNDERSTORMS MAY CONTINUE INTO THE EARLY EVENING HOURS IN SOUTHERN KENTUCKY...HOWEVER COVERAGE OF THUNDERSTORMS IS EXPECTED TO DIMINISH BY MIDNIGHT TONIGHT OVER THE OUTLOOK AREA. PATCHY FOG MAY AGAIN DEVELOP BY DAYBREAK MONDAY MORNING. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY. A WEAK UPPER LEVEL DISTURBANCE IS FORECAST TO MOVE ACROSS KENTUCKY ON MONDAY. THIS WILL BRING YET ANOTHER CHANCE OF THUNDERSTORMS TO THE OUTLOOK AREA. AT THIS TIME...NO ORGANIZED SEVERE WEATHER IS ANTICIPATED. .SPOTTER INFORMATION STATEMENT... SPOTTERS ARE ENCOURAGED TO REPORT ANY INSTANCES OF DENSE FOG THIS MORNING...AND ANY SEVERE WEATHER OR FLOODING TODAY AND THIS EVENING...TO THE NATIONAL WEATHER SERVICE. CALL OUR SPOTTER LINE...OR SUBMIT REPORTS ON OUR WEBSITE AT WEATHER.GOV/LOUISVILLE. CS/MJ
In the hours before
Special weather statement, Aug 20, 6:27 AM EDT, 43 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LOUISVILLE KY 627 AM EDT SUN AUG 20 2006 KYZ039-045-046-053-054-063>065-201100- ANDERSON-GREEN-HART-LARUE-MARION-NELSON-TAYLOR-WASHINGTON- 627 AM EDT SUN AUG 20 2006 ...STRONG STORMS TO AFFECT ANDERSON...GREEN...HART...LARUE... MARION...NELSON...TAYLOR AND WASHINGTON COUNTIES... AT 623 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 9 MILES NORTHWEST OF BARDSTOWN TO 12 MILES NORTHEAST OF MUNFORDVILLE...AND MOVING EAST AT 40 MPH. FREQUENT DEADLY LIGHTNING...HEAVY RAIN WITH RAINFALL AMOUNTS OF AROUND ONE INCH PER HOUR REDUCING VISIBILITIES TO LESS THAN ONE MILE...AND STRONG GUSTY WINDS OF AROUND 40 TO 50 MPH... ARE EXPECTED WITH THESE STORMS. THESE STORMS WILL BE... NEAR NEW HOPE BY 635 AM EDT. NEAR FAIRFIELD BY 640 AM EDT. NEAR BLOOMFIELD BY 645 AM EDT. NEAR ST. MARY BY 650 AM EDT. NEAR CHAPLIN BY 655 AM EDT. NEAR FENWICK BY 700 AM EDT. THIS STORM WILL AFFECT THE BLUEGRASS PARKWAY BETWEEN MILE MARKERS 10 AND 48. STRONG WINDS WITH THIS STORM CAN TOPPLE WEAKLY ROOTED TREES. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE CAUTION. IF YOU ARE IN THE PATH OF THESE STORMS...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. CS
Local storm report, Aug 20, 6:28 AM EDT, 42 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LOUISVILLE KY
628 AM EDT SUN AUG 20 2006
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0625 AM TSTM WND GST ANCHORAGE 38.27N 85.54W
08/20/2006 E50 MPH JEFFERSON KY TRAINED SPOTTER
&&Special weather statement, Aug 20, 6:30 AM EDT, 40 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LOUISVILLE KY 630 AM EDT SUN AUG 20 2006 INZ092-KYZ031-033-201100- CLARK-HENRY-OLDHAM- 630 AM EDT SUN AUG 20 2006 ...STRONG THUNDERSTORMS MOVING THROUGH THE AREA... AT 630 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A LINE OF STRONG THUNDERSTORMS EXTENDING FROM SOUTHERN CLARK COUNTY IN INDIANA SOUTHEASTWARD THROUGH WESTERN OLDHAM COUNTY. THESE STORMS WERE MOVING EAST AT 35 MPH. FREQUENT LIGHTNING...HEAVY RAIN WITH RAINFALL AMOUNTS OF AROUND ONE INCH PER HOUR REDUCING VISIBILITIES TO LESS THAN ONE MILE...AND STRONG GUSTY WINDS OF AROUND 45 TO 50 MPH... ARE EXPECTED WITH THESE STORMS. THESE STORMS WILL BE... NEAR LA GRANGE BY 640 AM EDT. THIS STORM WILL AFFECT INTERSTATE 65 IN INDIANA BETWEEN MILE MARKERS 16 AND 8. THIS STORM WILL AFFECT INTERSTATE 71 IN KENTUCKY BETWEEN MILE MARKERS 14 AND 22. STRONG WINDS WITH THIS STORM CAN TOPPLE WEAKLY ROOTED TREES...AND DOWN POWER LINES. TAKE PRECAUTIONS NOW TO SECURE TRASH CANS...LAWN FURNITURE AND OTHER LOOSE OUTDOOR OBJECTS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE CAUTION. IF YOU ARE IN THE PATH OF THESE STORMS...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. MJ
Special weather statement, Aug 20, 6:39 AM EDT, 31 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LOUISVILLE KY 639 AM EDT SUN AUG 20 2006 KYZ035-036-039>041-046>048-201145- ANDERSON-FAYETTE-FRANKLIN-JESSAMINE-MERCER-SCOTT-WASHINGTON-WOODFORD- 639 AM EDT SUN AUG 20 2006 ...STRONG TO POSSIBLY SEVERE STORMS HEADING INTO THE BLUEGRASS REGION... AT 636 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 6 MILES SOUTHEAST OF LA GRANGE TO 5 MILES SOUTHWEST OF SHELBYVILLE TO BARDSTOWN...AND MOVING EAST AT 45 MPH. FREQUENT DEADLY LIGHTNING...HEAVY RAIN WITH RAINFALL AMOUNTS OF AROUND ONE INCH PER HOUR REDUCING VISIBILITIES TO LESS THAN ONE MILE...AND STRONG GUSTY WINDS OF AROUND 45 TO 50 MPH... ARE EXPECTED WITH THESE STORMS. BASED ON THEIR CURRENT SPEED THESE STORMS WILL BE... NEAR LAWRENCEBURG BY 710 AM EDT. NEAR VERSAILLES BY 720 AM EDT. NEAR GEORGETOWN BY 730 AM EDT. NEAR NICHOLASVILLE BY 740 AM EDT. NEAR LEXINGTON BY 740 AM EDT. STRONG WINDS WITH THIS STORM CAN TOPPLE WEAKLY ROOTED TREES. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE CAUTION. IF YOU ARE IN THE PATH OF THESE STORMS...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. CS
Local storm report, Aug 20, 6:48 AM EDT, 22 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LOUISVILLE KY
648 AM EDT SUN AUG 20 2006
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0643 AM TSTM WND DMG VALLEY STATION 38.10N 85.86W
08/20/2006 JEFFERSON KY BROADCAST MEDIA
NUMEROUS POWER OUTAGES
&&
MJSpecial weather statement, Aug 20, 6:52 AM EDT, 18 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LOUISVILLE KY 652 AM EDT SUN AUG 20 2006 KYZ054-064-065-201115- GREEN-MARION-TAYLOR- 652 AM EDT SUN AUG 20 2006 ...STRONG STORMS AFFECTING GREEN...MARION AND TAYLOR COUNTIES... AT 648 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 10 MILES WEST OF SPRINGFIELD TO 7 MILES SOUTHWEST OF GREENSBURG...AND MOVING EAST AT 30 MPH. OCCASIONAL LIGHTNING...HEAVY RAIN WITH RAINFALL AMOUNTS OF AROUND ONE INCH PER HOUR REDUCING VISIBILITIES TO LESS THAN ONE MILE...AND STRONG GUSTY WINDS OF AROUND 40 TO 45 MPH...ARE EXPECTED WITH THESE STORMS. THESE STORMS WILL BE... NEAR SALOMA BY 700 AM EDT. NEAR NEW MARKET BY 705 AM EDT. NEAR ELK HORN BY 710 AM EDT. NEAR MANNSVILLE BY 715 AM EDT. IF YOU ARE IN THE PATH OF THESE STORMS...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. CS
The office that day
Everything else NWS Louisville, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 20, 6:02 AM EDT | Severe Thunderstorm Warning | LMK | Jefferson | 43 min |
| Aug 20, 6:16 AM EDT | Severe Thunderstorm Warning | LMK | Bullitt | 29 min |
| Aug 20, 6:24 AM EDT | Severe Thunderstorm Warning | LMK | Shelby, Spencer | 51 min |
| Aug 20, 6:34 AM EDT | Severe Thunderstorm Warning | LMK | Nelson | 26 min |
| Aug 20, 7:00 AM EDT | Severe Thunderstorm Warning | LMK | Anderson, Franklin | 30 min |
| Aug 20, 7:17 AM EDT | Severe Thunderstorm Warning | LMK | Woodford | 28 min |
| Aug 20, 7:27 AM EDT | Severe Thunderstorm Warning | LMK | Jessamine | 18 min |
| Aug 20, 4:37 AM EDT | Severe Thunderstorm Warning | LMK | Dubois, Perry | 23 min |
| Aug 20, 5:33 AM EDT | Severe Thunderstorm Warning | LMK | Harrison | 27 min |
Nearby
Severe Thunderstorm Warnings in Kentucky, 2006Every severe thunderstorm warning in 2006
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.