Alert archive / Kentucky / Flash Flood Warnings in 1998
Flash Flood Warning 7, NWS Louisville, KY
NWS Louisville, KY issued this flash flood warning at Apr 16, 1998, 6:35 AM EDT for Trimble County, Kentucky. It was in force for 85 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
- Apr 16, 1998, 6:35 AM EDT (10:35 UTC)
- Expired
- Apr 16, 1998, 8:00 AM EDT
- In force
- 85 min
- Issued by
- NWS Louisville, KY
- Area
- Whole counties
County Trimble County, KY
The radar
The Louisville radar (KLVX), 88 km from the middle of the area, began a volume at 10:35 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, 10.6 hours before the alert went out and 161 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 835 m above ground
- 0-6 km bulk shear
- 56 kt
- 0-1 km storm-relative helicity
- 137 m²/s²
- 0-3 km storm-relative helicity
- 283 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.6
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSDF 161034 FFWSDF KYC223-161200- BULLETIN - IMMEDIATE BROADCAST REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE LOUISVILLE KY 635 AM EDT THU APR 16 1998 * FLASH FLOOD WARNING FOR TRIMBLE COUNTY - NORTH CENTRAL KENTUCKY * UNTIL 800 AM EDT * SOME LOCATIONS AFFECTED BEDFORD * CAUSE AND EFFECT A LINE OF SEVERE THUNDERSTORMS MOVED ACROSS TRIMBLE COUNTY EARLIER IN THE MORNING...PRODUCING FROM ONE TO TWO INCHES OF RAINFALL. * FORECAST CONDITIONS MODERATE RAINFALL IS EXPECTED TO OCCUR ACROSS TRIMBLE COUNTY THROUGH AT LEAST 730 AM EDT. WATER 3 FEET DEEP WAS REPORTED OVER US HIGHWAY 421 3 1/2 MILES SOUTH OF BEDFORD. IN ADDITION...WATER WAS ALSO OVER HIGHWAY 754 NEAR THE LG&E PLANT 5 MILES NORTH OF BEDFORD WHERE A CAR WAS PARTIALLY SUBMERGED. IF FLASH FLOODING IS OBSERVED...ACT QUICKLY. MOVE TO HIGHER GROUND TO ESCAPE THE RISING WATERS. DEWALD &
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Apr 16, 4:30 AM EDT, 2 hours 5 minutes before
KYZ023>043-045>049-053>057-061>067-070>078-081-082-INZ076-079-083- 084-089>092-161600- CENTRAL KENTUCKY AND SOUTH-CENTRAL INDIANA SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE LOUISVILLE KY 430 AM EDT THU APR 16 1998 THE STORM PREDICTION CENTER HAS INDICATED THAT A MODERATE RISK OF SEVERE THUNDERSTORMS EXISTS ACROSS SOUTH CENTRAL KENTUCKY TODAY. MEANWHILE...A SLIGHT RISK OF SEVERE WEATHER EXISTS ACROSS THE REMAINDER OF NORTH CENTRAL AND EAST CENTRAL KENTUCKY...AS WELL AS SOUTH CENTRAL INDIANA. THIS IS A POTENTIAL DANGEROUS WEATHER SITUATION...WITH THE POSSIBILITY OF DAMAGING WINDS AND LARGE HAIL...AND EVEN A FEW TORNADOES IN THE STRONGEST CELLS. LOW PRESSURE OVER ILLINOIS WILL TRACK NORTHEAST INTO THE GREAT LAKES WHILE A COLD FRONT SWINGS TO WESTERN KENTUCKY THIS EVENING... AND THEN MOVES TO EASTERN KENTUCKY BY FRIDAY MORNING. AFTER EARLY MORNING STRONG THUNDERSTORMS ACROSS CENTRAL KENTUCKY...THE ATMOSPHERE WILL HAVE A CHANCE TO RECOVER...AS MOIST AND VERY UNSTABLE AIR REMAINS IN PLACE AHEAD OF THE COLD FRONT. THUS...THUNDERSTORMS ARE EXPECTED TO REDEVELOP BY AFTERNOON...AND CONTINUE THROUGH THE EVENING HOURS. THIS IS A PRELIMINARY OUTLOOK. STAY TUNED TO NOAA WEATHER RADIO FROM THE NATIONAL WEATHER SERVICE OR THE MEDIA FOR THE LATEST INFORMATION ON THIS WEATHER SITUATION. SKYWARN SPOTTER ACTIVATION WILL BE NECESSARY TODAY. VLD
Special weather statement, Apr 16, 6:19 AM EDT, 16 minutes before
KYZ023>026-029>034-038-089>096-161200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LOUISVILLE KY 619 AM EDT THU APR 16 1998 TORNADO WATCH 224 HAS BEEN CANCELLED FOR THE FOLLOWING COUNTIES IN NORTHERN KENTUCKY: OHIO...HANCOCK...BRECKINRIDGE...MEADE...BULLITT...JEFFERSON... SPENCER...SHELBY...OLDHAM...TRIMBLE...HENRY...CARROLL...OWEN... GALLATIN...GRANT...PENDLETON...BOONE...KENTON AND CAMPBELL. THIS INCLUDES THE LOUISVILLE METROPOLITAN AREA AS WELL AS COVINGTON. HOWEVER...A TORNADO WATCH CONTINUES UNTIL 800 AM EDT FOR THE REMAINDER OF SOUTH CENTRAL AND EAST CENTRAL KENTUCKY. DEWALD
The office that day
Everything else NWS Louisville, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 16, 6:00 AM EDT | Severe Thunderstorm Warning | LMK | Fayette | 30 min |
| Apr 16, 6:17 AM EDT | Severe Thunderstorm Warning | LMK | Green, Hart, Larue | 38 min |
| Apr 16, 6:17 AM EDT | Severe Thunderstorm Warning | LMK | Green, Hart, Larue | 28 min |
| Apr 16, 6:24 AM EDT | Severe Thunderstorm Warning | LMK | Clark, Madison | 36 min |
| Apr 16, 7:51 AM EDT | Severe Thunderstorm Warning | LMK | Monroe | 24 min |
| Apr 16, 7:51 AM EDT | Severe Thunderstorm Warning | LMK | Monroe | 34 min |
| Apr 16, 11:21 AM EDT | Severe Thunderstorm Warning | LMK | Logan | 39 min |
| Apr 16, 4:09 PM EDT | Severe Thunderstorm Warning | LMK | Logan | 31 min |
| Apr 16, 4:26 PM EDT | Tornado Warning | LMK | Logan, Warren | 49 min |
| Apr 16, 5:04 PM EDT | Tornado Warning | LMK | Allen, Barren | 46 min |
| Apr 16, 5:42 PM EDT | Severe Thunderstorm Warning | LMK | Metcalfe | 33 min |
| Apr 16, 6:04 PM EDT | Tornado Warning | LMK | Adair | 31 min |
| Apr 16, 6:35 PM EDT | Tornado Warning | LMK | Adair | 30 min |
| Apr 16, 6:44 PM EDT | Severe Thunderstorm Warning | LMK | Clinton | 31 min |
| Apr 16, 6:48 PM EDT | Severe Thunderstorm Warning | LMK | Casey | 27 min |
| Apr 16, 7:10 PM EDT | Severe Thunderstorm Warning | LMK | Lincoln | 35 min |
Nearby
Flash Flood Warnings in Kentucky, 1998Every flash flood warning in 1998
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.