Alert archive / Kentucky / Severe Thunderstorm Warnings in 2008
Severe Thunderstorm Warning 162, NWS Louisville, KY
NWS Louisville, KY issued this severe thunderstorm warning at Jul 21, 2008, 2:26 PM CDT for Clinton County, Cumberland County, Kentucky. It was in force for 34 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 21, 2008, 2:26 PM CDT (19:26 UTC)
- Expired
- Jul 21, 2008, 3:00 PM CDT
- In force
- 34 min
- Issued by
- NWS Louisville, KY
- Area
- Storm-based polygon
Counties Clinton County, KY, Cumberland County, KY
The radar
The Nashville radar (KOHX), 129 km from the middle of the area, began a volume at 19:28 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 |
|---|---|---|---|
| Jul 21, 12:03 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 12:00Z, 7.4 hours before the alert went out and 139 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
- 2596 J/kg
- Mixed-layer CIN
- -51 J/kg
- Mixed-layer LCL
- 1158 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 45 m²/s²
- 0-3 km storm-relative helicity
- 83 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 Jul 21, 2:00 PM CDT, 26 minutes earlier.
Area forecast discussion, Jul 21, 2:00 PM CDT, 26 minutes before
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</html>Hazardous weather outlook, Jul 21, 11:25 AM CDT, 3 hours 1 minute before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LOUISVILLE KY 1225 PM EDT MON JUL 21 2008 INZ076>079-083-084-089>092-KYZ023>025-028>043-045>049-053>057- 064>067-075>078-081-082-221630- 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-GREEN KY-TAYLOR KY-CASEY KY-LINCOLN KY-MONROE KY- METCALFE KY-ADAIR KY-RUSSELL KY-CUMBERLAND KY-CLINTON KY- 1225 PM EDT MON JUL 21 2008 /1125 AM CDT MON JUL 21 2008/ THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTH CENTRAL INDIANA AND CENTRAL KENTUCKY. .DAY ONE...THIS AFTERNOON AND TONIGHT. SCATTERED THUNDERSTORMS ARE EXPECTED THIS AFTERNOON AND TONIGHT OVER THE AREA...ESPECIALLY ACROSS SOUTH-CENTRAL INDIANA AND NORTH-CENTRAL AND EAST-CENTRAL KENTUCKY. WITH A VERY UNSTABLE AIR MASS IN PLACE...A FEW STORMS WILL HAVE THE POTENTIAL TO CAUSE ISOLATED WIND DAMAGE. ANY STORM COULD ALSO PRODUCE BRIEF VERY HEAVY RAIN AND FREQUENT AND DANGEROUS CLOUD-TO-GROUND LIGHTNING. AWAY FROM THUNDERSTORMS...IT WILL BE ANOTHER HOT AFTERNOON WITH MAXIMUM HEAT INDICES RISING TO NEAR 100 IN THE MID OR LATE AFTERNOON. USE EXTRA CAUTION IF PERFORMING PROLONGED OR STRENUOUS ACTIVITIES OUTSIDE. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. SCATTERED THUNDERSTORMS WILL BE POSSIBLE ON TUESDAY AND TUESDAY NIGHT AS A COLD FRONT DROPS SLOWLY SOUTH INTO SOUTH CENTRAL INDIANA. SOME OF THESE THUNDERSTORMS COULD BE STRONG WITH DAMAGING WINDS... HEAVY RAIN AND DANGEROUS CLOUD-TO-GROUND LIGHTNING. SMALL HAIL IS ALSO POSSIBLE. A FEW THUNDERSTORMS COULD LINGER INTO WEDNESDAY. A FRONTAL BOUNDARY ACROSS THE TENNESSEE VALLEY WILL KEEP ISOLATED TO SCATTERED THUNDERSTORMS OVER THE AREA FRIDAY THROUGH SUNDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON THROUGH TUESDAY DEPENDING ON THUNDERSTORM DEVELOPMENT AND EVOLUTION. SPOTTERS ARE ENCOURAGED TO CALL IN ANY STORM-RELATED REPORTS TO THE NATIONAL WEATHER SERVICE IN LOUISVILLE. KYZ026-027-061>063-070>074-221630- OHIO KY-GRAYSON KY-BUTLER KY-EDMONSON KY-HART KY-LOGAN KY- WARREN KY-SIMPSON KY-ALLEN KY-BARREN KY- 1125 AM CDT MON JUL 21 2008 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTH CENTRAL INDIANA AND CENTRAL KENTUCKY. .DAY ONE...THIS AFTERNOON AND TONIGHT. ...HEAT ADVISORY IN EFFECT UNTIL 6 PM CDT... HIGH TEMPERATURES IN THE MID 90S COMBINED WITH HIGH HUMIDITY WILL RESULT IN MAXIMUM HEAT INDEX VALUES OF 102 TO 105 FOR A FEW HOURS THIS AFTERNOON. THESE VALUES COULD CAUSE HEALTH HAZARDS TO ANYONE PERFORMING PROLONGED OR STRENUOUS ACTIVITIES OUTSIDE. USE EXTRA CAUTION IF OUTSIDE AND DRINK PLENTY OF WATER. ISOLATED THUNDERSTORMS ARE EXPECTED THIS AFTERNOON AND TONIGHT OVER THE AREA. ANY STORM COULD PRODUCE BRIEF VERY HEAVY RAIN... GUSTY WINDS OF 30 TO 40 MPH...AND FREQUENT AND DANGEROUS CLOUD-TO- GROUND LIGHTNING. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. SCATTERED THUNDERSTORMS WILL BE POSSIBLE ON TUESDAY AND TUESDAY NIGHT AS A COLD FRONT DROPS SLOWLY SOUTH INTO SOUTH CENTRAL INDIANA. SOME OF THESE THUNDERSTORMS COULD BE STRONG WITH DAMAGING WINDS... HEAVY RAIN AND DANGEROUS CLOUD-TO-GROUND LIGHTNING. SMALL HAIL IS ALSO POSSIBLE. A FEW THUNDERSTORMS COULD LINGER INTO WEDNESDAY. A FRONTAL BOUNDARY ACROSS THE TENNESSEE VALLEY WILL KEEP ISOLATED TO SCATTERED THUNDERSTORMS OVER THE AREA FRIDAY THROUGH SUNDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON THROUGH TUESDAY DEPENDING ON THUNDERSTORM DEVELOPMENT AND EVOLUTION. SPOTTERS ARE ENCOURAGED TO CALL IN ANY STORM-RELATED REPORTS TO THE NATIONAL WEATHER SERVICE IN LOUISVILLE. TWF
In the hours before
Special weather statement, Jul 21, 11:38 AM CDT, 2 hours 48 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LOUISVILLE KY 1238 PM EDT MON JUL 21 2008 INZ076-077-083-084-090>092-KYZ030-211845- ORANGE IN-WASHINGTON IN-DUBOIS IN-CRAWFORD IN-HARRISON IN- FLOYD IN-CLARK IN-JEFFERSON KY- INCLUDING THE CITIES OF...PAOLI...SALEM...JASPER...MARENGO... CORYDON...NEW ALBANY...JEFFERSONVILLE...LOUISVILLE 1238 PM EDT MON JUL 21 2008 /1138 AM CDT MON JUL 21 2008/ ...THUNDERSTORMS MOVING THROUGH THE AREA... THUNDERSTORMS WILL BRING PERIODS OF MODERATE TO HEAVY RAIN AND GUSTY WINDS TO PORTIONS OF SOUTH CENTRAL INDIANA AND NORTH CENTRAL KENTUCKY OVER THE NEXT COUPLE OF HOURS. SMALL HAIL WILL ALSO BE POSSIBLE IN THESE STORMS...THOUGH ANY HAIL IS EXPECTED TO REMAIN BELOW ONE HALF INCH IN DIAMETER AT THIS TIME.
Local storm report, Jul 21, 12:48 PM CDT, 1 hour 38 minutes before
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</html>Local storm report, Jul 21, 12:53 PM CDT, 1 hour 33 minutes before
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</html>Local storm report, Jul 21, 12:54 PM CDT, 1 hour 32 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 |
|---|---|---|---|---|
| Jul 20, 7:05 PM CDT | Severe Thunderstorm Warning | LMK | Bourbon, Franklin, Harrison, Nicholas, Scott | 40 min |
| Jul 20, 7:15 PM CDT | Severe Thunderstorm Warning | LMK | Henry, Oldham | 30 min |
| Jul 20, 7:25 PM CDT | Severe Thunderstorm Warning | LMK | Bourbon, Clark, Fayette, Nicholas | 35 min |
| Jul 20, 8:39 PM CDT | Severe Thunderstorm Warning | LMK | Jefferson | 36 min |
| Jul 20, 9:11 PM CDT | Severe Thunderstorm Warning | LMK | Bullitt, Hardin, Jefferson | 34 min |
| Jul 20, 9:27 PM CDT | Severe Thunderstorm Warning | LMK | Meade | 48 min |
| Jul 20, 10:23 PM CDT | Severe Thunderstorm Warning | LMK | Meade | 37 min |
| Jul 20, 10:52 PM CDT | Severe Thunderstorm Warning | LMK | Breckinridge, Meade | 38 min |
| Jul 21, 10:50 AM CDT | Heat Advisory | LMK | Allen, Barren, Butler, Edmonson, Grayson, Hart and 4 more | 7 hr |
| Jul 21, 12:06 PM CDT | Severe Thunderstorm Warning | LMK | Bullitt, Jefferson | 24 min |
| Jul 21, 12:14 PM CDT | Severe Thunderstorm Warning | LMK | Bullitt, Hardin, Jefferson, Meade | 31 min |
| Jul 21, 12:48 PM CDT | Severe Thunderstorm Warning | LMK | Bullitt, Hardin, Larue, Nelson | 42 min |
| Jul 21, 1:58 PM CDT | Severe Thunderstorm Warning | LMK | Adair, Clinton, Cumberland, Russell | 47 min |
| Jul 21, 2:42 PM CDT | Severe Thunderstorm Warning | LMK | Clinton | 33 min |
| Jul 21, 2:55 PM CDT | Severe Thunderstorm Warning | LMK | Barren, Cumberland, Metcalfe | 35 min |
| Jul 21, 3:23 PM CDT | Severe Thunderstorm Warning | LMK | Cumberland, Monroe | 29 min |
| Jul 20, 7:33 PM CDT | Severe Thunderstorm Warning | LMK | Orange, Washington | 42 min |
| Jul 20, 8:16 PM CDT | Severe Thunderstorm Warning | LMK | Crawford, Floyd, Harrison, Orange, Washington | 48 min |
| Jul 20, 8:49 PM CDT | Severe Thunderstorm Warning | LMK | Harrison | 41 min |
| Jul 20, 8:52 PM CDT | Severe Thunderstorm Warning | LMK | Orange, Washington | 38 min |
| Jul 20, 9:47 PM CDT | Severe Thunderstorm Warning | LMK | Crawford, Orange | 28 min |
| Jul 20, 10:06 PM CDT | Tornado Warning | LMK | Crawford | 24 min |
| Jul 20, 10:38 PM CDT | Severe Thunderstorm Warning | LMK | Dubois | 27 min |
| Jul 20, 11:01 PM CDT | Severe Thunderstorm Warning | LMK | Dubois | 29 min |
| Jul 21, 11:47 AM CDT | Severe Thunderstorm Warning | LMK | Harrison | 28 min |
Nearby
Severe Thunderstorm Warnings in Kentucky, 2008Every severe thunderstorm warning in 2008
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.