Alert archive / Kentucky / Tornado Watches in 2006

Tornado Watch 397

May 25, 20064 states

The Storm Prediction Center issued this tornado watch at May 25, 2006, 5:16 PM CDT for 4 states. It was in force for 8 hr.

The area

The outline as issued.

The facts

Issued
May 25, 2006, 5:16 PM CDT (22:16 UTC)
Expired
May 26, 2006, 1:00 AM CDT
In force
8 hr
Issued by
the Storm Prediction Center
Largest hail expected
3 in
Strongest gust expected
70 kt
All 98 counties

Alexander County, IL, Gallatin County, IL, Hardin County, IL, Jackson County, IL, Johnson County, IL, Massac County, IL, Pope County, IL, Pulaski County, IL, Saline County, IL, Union County, IL, Williamson County, IL, Adair County, KY, Allen County, KY, Ballard County, KY, Barren County, KY, Boyle County, KY, Breckinridge County, KY, Butler County, KY, Caldwell County, KY, Calloway County, KY, Carlisle County, KY, Casey County, KY, Christian County, KY, Clinton County, KY, Crittenden County, KY, Cumberland County, KY, Daviess County, KY, Edmonson County, KY, Fulton County, KY, Garrard County, KY, Graves County, KY, Grayson County, KY, Green County, KY, Hancock County, KY, Hardin County, KY, Hart County, KY, Henderson County, KY, Hickman County, KY, Hopkins County, KY, Jessamine County, KY, Larue County, KY, Lincoln County, KY, Livingston County, KY, Logan County, KY, Lyon County, KY, Madison County, KY, Marion County, KY, Marshall County, KY, McCracken County, KY, McCreary County, KY, McLean County, KY, Meade County, KY, Mercer County, KY, Metcalfe County, KY, Monroe County, KY, Muhlenberg County, KY, Nelson County, KY, Ohio County, KY, Pulaski County, KY, Rockcastle County, KY, Russell County, KY, Simpson County, KY, Taylor County, KY, Todd County, KY, Trigg County, KY, Union County, KY, Warren County, KY, Washington County, KY, Wayne County, KY, Webster County, KY, Bollinger County, MO, Cape Girardeau County, MO, Dunklin County, MO, Mississippi County, MO, New Madrid County, MO, Pemiscot County, MO, Perry County, MO, Scott County, MO, Stoddard County, MO, Benton County, TN, Carroll County, TN, Cheatham County, TN, Clay County, TN, Dickson County, TN, Dyer County, TN, Gibson County, TN, Henry County, TN, Houston County, TN, Humphreys County, TN, Lake County, TN, Macon County, TN, Montgomery County, TN, Obion County, TN, Pickett County, TN, Robertson County, TN, Stewart County, TN, Sumner County, TN, Weakley County, TN

What SPC expected

The probabilities SPC published with the watch, for the watch area over its life.

Two or more tornadoes
40%
One or more EF2 to EF5 tornadoes
20%
Ten or more severe wind reports
60%
One or more gusts of 65 knots or more
30%
Ten or more severe hail reports
80%
One or more hailstones of 2 inches or more
30%
Six or more combined severe hail and wind reports
90%

Warnings issued inside it

111 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
May 25, 5:19 PM CDTSevere Thunderstorm WarningPAHBollinger41 min
May 25, 5:20 PM CDTSevere Thunderstorm WarningPAHWilliamson25 min
May 25, 5:26 PM CDTSevere Thunderstorm WarningLMKHancock34 min
May 25, 5:35 PM CDTTornado WarningPAHStoddard40 min
May 25, 5:39 PM CDTSevere Thunderstorm WarningPAHJohnson51 min
May 25, 5:47 PM CDTSevere Thunderstorm WarningPAHPope, Saline43 min
May 25, 5:47 PM CDTSevere Thunderstorm WarningLMKBreckinridge43 min
May 25, 5:48 PM CDTSevere Thunderstorm WarningPAHCape Girardeau57 min
May 25, 5:50 PM CDTSevere Thunderstorm WarningPAHGallatin25 min
May 25, 5:53 PM CDTSevere Thunderstorm WarningLMKMeade52 min
May 25, 5:55 PM CDTSevere Thunderstorm WarningPAHDaviess, Henderson, McLean, Webster50 min
May 25, 5:55 PM CDTSevere Thunderstorm WarningPAHBollinger35 min
May 25, 6:01 PM CDTSevere Thunderstorm WarningPAHNew Madrid, Scott74 min
May 25, 6:07 PM CDTSevere Thunderstorm WarningPAHAlexander, Pulaski, Union53 min
May 25, 6:10 PM CDTTornado WarningPAHStoddard50 min
May 25, 6:17 PM CDTSevere Thunderstorm WarningPAHJohnson, Massac44 min
May 25, 6:30 PM CDTTornado WarningPAHDaviess45 min
May 25, 6:31 PM CDTSevere Thunderstorm WarningLMKHardin44 min
May 25, 6:40 PM CDTTornado WarningPAHMississippi, New Madrid, Scott65 min
May 25, 6:41 PM CDTSevere Thunderstorm WarningLMKBreckinridge34 min
May 25, 6:45 PM CDTSevere Thunderstorm WarningPAHGallatin30 min
May 25, 6:49 PM CDTSevere Thunderstorm WarningLMKOhio26 min
May 25, 6:51 PM CDTSevere Thunderstorm WarningPAHCrittenden, Union, Webster39 min
May 25, 6:59 PM CDTSevere Thunderstorm WarningLMKMeade31 min
May 25, 7:01 PM CDTSevere Thunderstorm WarningLMKNelson44 min
May 25, 7:07 PM CDTSevere Thunderstorm WarningPAHStoddard53 min
May 25, 7:14 PM CDTSevere Thunderstorm WarningLMKMercer, Woodford46 min
May 25, 7:15 PM CDTSevere Thunderstorm WarningLMKHardin45 min
May 25, 7:21 PM CDTSevere Thunderstorm WarningLMKGrayson39 min
May 25, 7:27 PM CDTSevere Thunderstorm WarningLMKFayette, Jessamine, Scott48 min
May 25, 7:29 PM CDTSevere Thunderstorm WarningPAHGallatin, Saline46 min
May 25, 7:32 PM CDTSevere Thunderstorm WarningLMKBreckinridge, Hancock43 min
May 25, 7:33 PM CDTSevere Thunderstorm WarningPAHHopkins24 min
May 25, 7:39 PM CDTSevere Thunderstorm WarningPAHMississippi, New Madrid, Scott66 min
May 25, 7:45 PM CDTSevere Thunderstorm WarningPAHFulton, Hickman90 min
May 25, 7:47 PM CDTSevere Thunderstorm WarningPAHMcLean, Muhlenberg43 min
May 25, 7:48 PM CDTSevere Thunderstorm WarningLMKClark, Madison42 min
May 25, 7:51 PM CDTSevere Thunderstorm WarningPAHStoddard54 min
May 25, 7:55 PM CDTTornado WarningLMKGrayson35 min
May 25, 7:55 PM CDTSevere Thunderstorm WarningPAHCarlisle65 min
May 25, 7:56 PM CDTSevere Thunderstorm WarningPAHAlexander, Pulaski64 min
May 25, 8:02 PM CDTSevere Thunderstorm WarningLMKLarue, Nelson43 min
May 25, 8:10 PM CDTSevere Thunderstorm WarningLMKWashington35 min
May 25, 8:11 PM CDTTornado WarningLMKHardin34 min
May 25, 8:13 PM CDTSevere Thunderstorm WarningLMKBreckinridge47 min
May 25, 8:14 PM CDTSevere Thunderstorm WarningPAHGallatin46 min
May 25, 8:17 PM CDTSevere Thunderstorm WarningPAHDaviess16 min
May 25, 8:17 PM CDTSevere Thunderstorm WarningPAHBallard58 min
May 25, 8:24 PM CDTSevere Thunderstorm WarningLMKHardin51 min
May 25, 8:25 PM CDTSevere Thunderstorm WarningPAHMassac65 min
May 25, 8:26 PM CDTTornado WarningLMKMadison, Marion77 days
May 25, 8:29 PM CDTSevere Thunderstorm WarningLMKLarue46 min
May 25, 8:32 PM CDTSevere Thunderstorm WarningPAHUnion43 min
May 25, 8:33 PM CDTSevere Thunderstorm WarningPAHGraves87 min
May 25, 8:35 PM CDTFlash Flood WarningLMKBreckinridge3 hr
May 25, 8:36 PM CDTSevere Thunderstorm WarningMEGLake, Obion54 min
May 25, 8:37 PM CDTSevere Thunderstorm WarningLMKMercer38 min
May 25, 8:38 PM CDTSevere Thunderstorm WarningPAHNew Madrid67 min
May 25, 8:43 PM CDTTornado WarningLMKHancock, Washington120 days
May 25, 8:44 PM CDTSevere Thunderstorm WarningPAHScott, Stoddard61 min
May 25, 8:45 PM CDTFlash Flood WarningLMKHardin3 hr
May 25, 8:52 PM CDTSevere Thunderstorm WarningPAHCarlisle68 min
May 25, 8:56 PM CDTSevere Thunderstorm WarningPAHDaviess, Hopkins, McLean, Webster49 min
May 25, 9:06 PM CDTSevere Thunderstorm WarningLMKGarrard, Jessamine24 min
May 25, 9:13 PM CDTSevere Thunderstorm WarningLMKMarion47 min
May 25, 9:16 PM CDTSevere Thunderstorm WarningPAHFulton29 min
May 25, 9:23 PM CDTSevere Thunderstorm WarningPAHCalloway24 min
May 25, 9:28 PM CDTSevere Thunderstorm WarningLMKGreen, Taylor47 min
May 25, 9:28 PM CDTSevere Thunderstorm WarningMEGLake, Obion62 min
May 25, 9:30 PM CDTSevere Thunderstorm WarningOHXStewart45 min
May 25, 9:35 PM CDTSevere Thunderstorm WarningLMKMadison25 min
May 25, 9:36 PM CDTSevere Thunderstorm WarningLMKGrayson39 min
May 25, 9:40 PM CDTSevere Thunderstorm WarningPAHStoddard50 min
May 25, 9:43 PM CDTFlash Flood WarningLMKLarue, Marion3 hr
May 25, 9:53 PM CDTSevere Thunderstorm WarningPAHMuhlenberg37 min
May 25, 9:59 PM CDTSevere Thunderstorm WarningLMKAdair, Casey46 min
May 25, 10:04 PM CDTSevere Thunderstorm WarningLMKButler, Edmonson41 min
May 25, 10:10 PM CDTSevere Thunderstorm WarningPAHNew Madrid50 min
May 25, 10:12 PM CDTSevere Thunderstorm WarningOHXBenton33 min
May 25, 10:13 PM CDTSevere Thunderstorm WarningLMKHart17 min
May 25, 10:17 PM CDTSevere Thunderstorm WarningPAHFulton43 min
May 25, 10:19 PM CDTSevere Thunderstorm WarningLMKLincoln31 min
May 25, 10:23 PM CDTSevere Thunderstorm WarningOHXHouston26 min
May 25, 10:28 PM CDTSevere Thunderstorm WarningMEGObion, Weakley47 min
May 25, 10:31 PM CDTSevere Thunderstorm WarningJKLPulaski44 min
May 25, 10:31 PM CDTSevere Thunderstorm WarningLMKGreen29 min
May 25, 10:36 PM CDTSevere Thunderstorm WarningJKLRockcastle39 min
May 25, 10:36 PM CDTSevere Thunderstorm WarningLMKHart24 min
May 25, 10:46 PM CDTSevere Thunderstorm WarningLMKTaylor44 min
May 25, 10:46 PM CDTFlash Flood WarningPAHFulton119 min
May 25, 10:53 PM CDTSevere Thunderstorm WarningLMKWarren52 min
May 25, 10:56 PM CDTSevere Thunderstorm WarningLMKGreen31 min
May 25, 10:57 PM CDTSevere Thunderstorm WarningPAHFulton48 min
May 25, 11:08 PM CDTSevere Thunderstorm WarningPAHNew Madrid28 min
May 25, 11:10 PM CDTSevere Thunderstorm WarningMEGHenry, Weakley50 min
May 25, 11:12 PM CDTTornado WarningLMKRussell, Warren120 days
May 25, 11:13 PM CDTTornado WarningPAHFulton20 min
May 25, 11:20 PM CDTSevere Thunderstorm WarningMEGObion25 min
May 25, 11:21 PM CDTSevere Thunderstorm WarningLMKAdair24 min
May 25, 11:28 PM CDTFlash Flood WarningMEGObion2 hr
May 25, 11:30 PM CDTSevere Thunderstorm WarningOHXBenton15 min
May 25, 11:41 PM CDTSevere Thunderstorm WarningLMKBarren34 min
May 25, 11:46 PM CDTSevere Thunderstorm WarningMEGObion44 min
May 25, 11:49 PM CDTSevere Thunderstorm WarningMEGCarroll41 min
May 26, 12:14 AM CDTSevere Thunderstorm WarningOHXHumphreys31 min
May 26, 12:23 AM CDTSevere Thunderstorm WarningOHXDickson, Hickman37 min
May 26, 12:24 AM CDTSevere Thunderstorm WarningMEGWeakley51 min
May 26, 12:37 AM CDTFlash Flood WarningPAHFulton113 min
May 26, 12:41 AM CDTSevere Thunderstorm WarningMEGObion29 min
May 26, 12:45 AM CDTFlash Flood WarningLMKAdair, Russell3 hr
May 26, 12:47 AM CDTSevere Thunderstorm WarningMEGGibson28 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 10.3 hours before the alert went out and 105 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-pSkew-T log-p diagram, Nashville Metro, TN at 12:00Z on 2006-05-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1538 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Nashville Metro, TN at 12:00Z on 2006-05-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 10 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
1538 J/kg
Mixed-layer CIN
-43 J/kg
Mixed-layer LCL
975 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
10 m²/s²
0-3 km storm-relative helicity
50 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WWUS20 KWNS 252217
SEL7  
SPC WW 252217
ILZ000-KYZ000-MOZ000-TNZ000-260600-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 397
NWS STORM PREDICTION CENTER NORMAN OK
515 PM CDT THU MAY 25 2006

THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF 

       SOUTHERN ILLINOIS
       SOUTHERN AND WESTERN KENTUCKY
       SOUTHEAST MISSOURI
       NORTHWEST TENNESSEE

EFFECTIVE THIS THURSDAY AFTERNOON AND FRIDAY MORNING FROM 515 PM
UNTIL 100 AM CDT.

TORNADOES...HAIL TO 3 INCHES IN DIAMETER...THUNDERSTORM WIND
GUSTS TO 80 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE
AREAS.

THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 50 STATUTE
MILES NORTH AND SOUTH OF A LINE FROM 120 MILES EAST OF BOWLING
GREEN KENTUCKY TO 35 MILES SOUTHWEST OF CAPE GIRARDEAU MISSOURI. 
FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
OUTLINE UPDATE (WOUS64 KWNS WOU7).

REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH
AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR
THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS
AND POSSIBLE WARNINGS.

OTHER WATCH INFORMATION...CONTINUE...WW 392...WW 393...WW
394...WW 395...WW 396...

DISCUSSION...EXTREMELY UNSTABLE AIR MASS COUPLED WITH 50KT OF DEEP
LAYER SHEAR WILL SUPPORT RAPID DEVELOPMENT OF SUPERCELLS.  ALONG
WITH VERY LARGE HAIL...TORNADOES ARE EXPECTED WITH MOST INTENSE
STORMS.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 3 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 70 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
550. MEAN STORM MOTION VECTOR 25035.


...HALES

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 24, 8:59 PM CDTMesoscale DiscussionSPCEdwards, Wabash91 min
May 25, 12:00 PM CDTMesoscale DiscussionSPCClark, Clay, Coles, Crawford, Cumberland, Douglas and 10 more2 hr
May 25, 1:34 PM CDTTornado WatchSPCClark, Clay, Crawford, Cumberland, Edgar, Edwards and 11 more7 hr
May 25, 2:50 PM CDTMesoscale DiscussionSPCClark, Crawford, Edgar, Edwards, Hamilton, Jasper and 5 more85 min
May 25, 3:51 PM CDTMesoscale DiscussionSPCAlexander, Johnson, Massac, Pulaski, Union54 min
May 25, 4:44 PM CDTMesoscale DiscussionSPCAlexander, Franklin, Gallatin, Hamilton, Hardin, Jackson and 9 more91 min
May 25, 2:21 PM CDTMesoscale DiscussionSPCBath, Boyd, Bracken, Campbell, Carter, Elliott and 8 more54 min
May 25, 2:43 PM CDTTornado WatchSPCAnderson, Boone, Bourbon, Bracken, Bullitt, Campbell and 22 more8 hr
May 25, 4:54 PM CDTSevere Thunderstorm WatchSPCBarry, Butler, Carter, Christian, Douglas, Greene and 18 more6 hr
May 25, 9:27 AM CDTSevere Thunderstorm WatchSPCAnderson, Bedford, Benton, Bledsoe, Bradley, Campbell and 52 more9 hr
May 25, 11:08 AM CDTMesoscale DiscussionSPCBedford, Bledsoe, Bradley, Cannon, Carroll, Coffee and 28 more97 min
May 25, 2:14 PM CDTMesoscale DiscussionSPCBedford, Bradley, Chester, Coffee, Decatur, Franklin and 20 more91 min

Nearby

Tornado Watches in Kentucky, 2006Tornado Watches in Tennessee, 2006Tornado Watches in Illinois, 2006Every tornado watch 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.