Alert archive / Kentucky / Flash Flood Warnings in 1998
Flash Flood Warning 46, NWS Louisville, KY
NWS Louisville, KY issued this flash flood warning at Jul 20, 1998, 7:25 AM EDT for Scott County, Kentucky. It was in force for 2 hr. 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 20, 1998, 7:25 AM EDT (11:25 UTC)
- Expired
- Jul 20, 1998, 9:25 AM EDT
- In force
- 2 hr
- Issued by
- NWS Louisville, KY
- Area
- Whole counties
County Scott County, KY
The radar
The Louisville radar (KLVX), 124 km from the middle of the area, began a volume at 11:25 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, 11.4 hours before the alert went out and 144 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
- 2300 J/kg
- Mixed-layer CIN
- -43 J/kg
- Mixed-layer LCL
- 1282 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 189 m²/s²
- 0-3 km storm-relative helicity
- 232 m²/s²
- Significant tornado parameter
- 1.0
- Supercell composite
- 7.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSDF 201124 FFWSDF KYC209-201325- BULLETIN - IMMEDIATE BROADCAST REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE LOUISVILLE KY 725 AM EDT MON JUL 20 1998 THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A * FLASH FLOOD WARNING FOR... SCOTT COUNTY IN EAST CENTRAL KENTUCKY * UNTIL 925 AM EDT * AT 715 AM EDT... AREA LAW ENFORCEMENT INDICATED THUNDERSTORMS WITH VERY HEAVY RAIN IN AND AROUND SCOTT COUNTY... MOVING SOUTHEAST 25 MPH. * THUNDERSTORM PRODUCED HEAVY RAINS HAVE CAUSED FLASH FLOODING... WITH 2 TO 3 INCHES ESTIMATED ACROSS THE AREA. DON'T DRIVE ACROSS FLOODED ROADS! MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. REITMEYER &
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, Jul 20, 6:15 AM EDT, 1 hour 10 minutes before
INZ076>078-084-090>092-KYZ025-028>030-038-045>047-053>055-065>067- 201110- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LOUISVILLE KY 615 AM EDT MON JUL 20 1998 DOPPLER RADAR AT LOUISVILLE CONTINUES TO INDICATE DEVELOPING THUNDERSTORMS OVER SOUTHEAST INDIANA SOUTHWARD INTO EAST CENTRAL KENTUCKY. THESE THUNDERSTORMS ARE PRODUCING STRONG EAST TO NORTHEAST WINDS AT 20 TO 30 MPH WITH GUSTS TO 50 MPH. SOME TREE DAMAGE HAS BEEN REPORTED IN EAST CENTRAL KENTUCKY IN SCOTT... FRANKLIN AND SHELBY COUNTIES. BESIDES THE STRONG WINDS THESE STORMS ARE PRODUCING VERY HEAVY RAINFALL AND FREQUENT LIGHTNING. THESE STORMS ARE EXPECTED TO CONTINUE TO DEVELOP TO THE SOUTH ACROSS SOUTH CENTRAL INDIANA AND CENTRAL KENTUCKY DURING THE NEXT TWO OR THREE HOURS INCLUDING METRO LOUISVILLE.
Special weather statement, Jul 20, 6:15 AM EDT, 1 hour 10 minutes before
INZ076>078-084-090>092-KYZ025-028>030-038-045>047-053>055-065>067- 201110- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LOUISVILLE KY 615 AM EDT MON JUL 20 1998 DOPPLER RADAR AT LOUISVILLE CONTINUES TO INDICATE DEVELOPING THUNDERSTORMS OVER SOUTHEAST INDIANA SOUTHWARD INTO EAST CENTRAL KENTUCKY. THESE THUNDERSTORMS ARE PRODUCING STRONG EAST TO NORTHEAST WINDS AT 20 TO 30 MPH WITH GUSTS TO 50 MPH. SOME TREE DAMAGE HAS BEEN REPORTED IN EAST CENTRAL KENTUCKY IN SCOTT... FRANKLIN AND SHELBY COUNTIES. BESIDES THE STRONG WINDS THESE STORMS ARE PRODUCING VERY HEAVY RAINFALL AND FREQUENT LIGHTNING. THESE STORMS ARE EXPECTED TO CONTINUE TO DEVELOP TO THE SOUTH ACROSS SOUTH CENTRAL INDIANA AND CENTRAL KENTUCKY DURING THE NEXT TWO OR THREE HOURS INCLUDING METRO LOUISVILLE.
The office that day
Everything else NWS Louisville, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 20, 6:55 AM EDT | Flash Flood Warning | LMK | Bourbon, Harrison, Nicholas | 115 min |
| Jul 20, 6:55 AM EDT | Flash Flood Warning | LMK | Clark | 115 min |
| Jul 20, 7:09 AM EDT | Flash Flood Warning | LMK | Fayette, Jessamine, Woodford | 2 hr |
| Jul 20, 7:33 AM EDT | Flash Flood Warning | LMK | Franklin | 2 hr |
| Jul 20, 9:33 AM EDT | Flash Flood Warning | LMK | Fayette, Jessamine, Woodford | 2 hr |
| Jul 20, 9:33 AM EDT | Flash Flood Warning | LMK | Franklin, Scott | 2 hr |
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.