Alert archive / Kentucky / Tornado Watches in 2003
Tornado Watch 169
The Storm Prediction Center issued this tornado watch at Apr 25, 2003, 4:40 PM CDT for 4 states. It was in force for 4 hr.
The area
The outline as issued.
The facts
- Issued
- Apr 25, 2003, 4:40 PM CDT (21:40 UTC)
- Expired
- Apr 25, 2003, 9:00 PM CDT
- In force
- 4 hr
- Issued by
- the Storm Prediction Center
All 47 counties
Gallatin County, IL, Hardin County, IL, Posey County, IN, Spencer County, IN, Vanderburgh County, IN, Adair County, KY, Allen County, KY, Barren County, KY, Breckinridge County, KY, Butler County, KY, Caldwell County, KY, Christian County, KY, Clinton County, KY, Crittenden County, KY, Cumberland County, KY, Daviess County, KY, Edmonson County, KY, Grayson County, KY, Green County, KY, Hancock County, KY, Hardin County, KY, Hart County, KY, Henderson County, KY, Hopkins County, KY, Larue County, KY, Livingston County, KY, Logan County, KY, Lyon County, KY, Marion County, KY, Marshall County, KY, McLean County, KY, Meade County, KY, Metcalfe County, KY, Monroe County, KY, Muhlenberg County, KY, Nelson County, KY, Ohio County, KY, Simpson County, KY, Taylor County, KY, Todd County, KY, Trigg County, KY, Union County, KY, Warren County, KY, Washington County, KY, Webster County, KY, Clay County, TN, Macon County, TN
Warnings issued inside it
1 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 25, 5:24 PM CDT | Severe Thunderstorm Warning | OHX | Macon, Trousdale | 51 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, 9.7 hours before the alert went out and 152 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
- 3 J/kg
- Mixed-layer CIN
- -232 J/kg
- Mixed-layer LCL
- 656 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 279 m²/s²
- 0-3 km storm-relative helicity
- 296 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WWUS20 KWNS 252137
SEL9
SPC WW 252140
KYZ000-260200-
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 169
NWS STORM PREDICTION CENTER NORMAN OK
440 PM CDT FRI APR 25 2003
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
WESTERN AND CENTRAL KENTUCKY
EFFECTIVE THIS FRIDAY AFTERNOON AND EVENING FROM 440 PM UNTIL
900 PM CDT.
TORNADOES...HAIL TO 1 INCH IN DIAMETER...THUNDERSTORM WIND GUSTS
TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
THE TORNADO WATCH AREA IS ALONG AND 50 STATUTE MILES NORTH AND
SOUTH OF A LINE FROM 65 MILES SOUTHWEST OF EVANSVILLE INDIANA TO
75 MILES EAST NORTHEAST OF BOWLING GREEN KENTUCKY.
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 165...WW 166...WW 167...WW
168...
DISCUSSION...UPPER LOW WILL TRACK EWD INTO WRN KENTUCKY WITH A
POTENTIAL FOR A FEW TORNADOES EAST OF THE LOW CENTER. OTHER STORMS
WITH MAINLY LARGE HAIL ARE POSSIBLE ACROSS CENTRAL KY.
AVIATION...TORDADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 1 INCH. EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 450.
MEAN STORM MOTION VECTOR 27025.
...IMY
380,0882 380,0850 363,0850 363,0882SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 25, 6:29 PM CDT | Mesoscale Discussion | SPC | Gallatin, Hardin, Pope, Saline, White | 91 min |
| Apr 25, 11:04 AM CDT | Mesoscale Discussion | SPC | Caldwell, Calloway, Christian, Graves, Hopkins, Lyon and 4 more | 116 min |
| Apr 25, 11:50 AM CDT | Severe Thunderstorm Watch | SPC | Adair, Allen, Barren, Butler, Caldwell, Calloway and 16 more | 5 hr |
| Apr 25, 3:22 PM CDT | Mesoscale Discussion | SPC | Allen, Caldwell, Calloway, Christian, Livingston, Logan and 6 more | 113 min |
| Apr 24, 11:45 PM CDT | Tornado Watch | SPC | Chester, Crockett, Dyer, Fayette, Gibson, Hardeman and 6 more | 5 hr |
| Apr 25, 1:15 AM CDT | Mesoscale Discussion | SPC | Chester, Crockett, Dyer, Fayette, Gibson, Hardeman and 6 more | 90 min |
| Apr 25, 3:05 AM CDT | Mesoscale Discussion | SPC | Chester, Crockett, Fayette, Hardeman, Hardin, Haywood and 5 more | 85 min |
| Apr 25, 1:55 PM CDT | Mesoscale Discussion | SPC | Cheatham, Davidson, Dickson, Hickman, Houston, Lewis and 4 more | 2 hr |
| Apr 25, 4:45 PM CDT | Severe Thunderstorm Watch | SPC | Bedford, Bledsoe, Bradley, Cannon, Clay, Coffee and 28 more | 4 hr |
| Apr 25, 6:48 PM CDT | Mesoscale Discussion | SPC | Bledsoe, Bradley, Clay, Cumberland, DeKalb, Fentress and 13 more | 87 min |
Nearby
Tornado Watches in Kentucky, 2003Tornado Watches in Indiana, 2003Tornado Watches in Illinois, 2003Every tornado watch in 2003
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.