Alert archive / Kentucky / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 48, NWS Louisville, KY
NWS Louisville, KY issued this severe thunderstorm warning at Sep 7, 1990, 11:37 PM EDT for Jefferson County, Kentucky. It was in force for 53 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Sep 7, 1990, 11:37 PM EDT (03:37 UTC)
- Expired
- Sep 8, 1990, 12:30 AM EDT
- In force
- 53 min
- Issued by
- NWS Louisville, KY
- Area
- Whole counties
County Jefferson County, KY
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Sep 7, 11:40 PM EDT | Thunderstorm Wind 69 | Jefferson, KY |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Dayton/James M C, OH (KDAY), launched 00:00Z, 3.6 hours before the alert went out and 228 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
- 113 J/kg
- Mixed-layer CIN
- -70 J/kg
- Mixed-layer LCL
- 750 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- -60 m²/s²
- 0-3 km storm-relative helicity
- -2 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -1.1
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KSDF 080337
SVRSDF
KYC111-080430-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
1137 PM EDT FRI SEP 7 1990
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 1230 AM EDT FOR PEOPLE IN THE FOLLOWING
COUNTY
IN THE NORTH CENTRAL PART OF KENTUCKY
JEFFERSON
AT 1130 PM EDT...80 MPH WINDS AND HALF INCH HAIL WERE REPORTED BY
METEORLOGISTS IN THE CITY OF LOUISVILLE.
THIS IS A DANGEROUS STORM. TAKE COVER IMMEDIATELY.
WHEN THUNDERSTORMS OCCUR...MOVE INSIDE A STRONG BUILDING. GO TO THE
INTERIOR SECTION...OR PREFERABLY A BASEMENT OR LOWEST LEVEL IF
POSSIBLE. DO NOT STAND NEAR WINDOWS. DO NOT USE TELEPHONES OR
ELECTRICAL APPLIANCES UNTIL THE STORM HAS PASSED.
LIGHTNING IS THE SINGLE WORST KILLER WITHIN A THUNDERSTORM...SO
STAY INDOORS AND AVOID USING ELECTRICAL APPLIANCES. HEAVY RAINS
FROM THUNDERSTORMS FLOOD ROADWAYS QUICKLY...SO AVOID DRI7VING INTO
AREAS WHERE WATER COVERS THE ROAD.
TUCEKWhat 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.
In the hours before
Special weather statement, Sep 7, 9:05 PM EDT, 2 hours 32 minutes before
KYZ007-080200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LEXINGTON KY 905 PM EDT FRI SEP 7 1990 ...SEVERE THUNDERSTORM WATCH UNTIL 1100 PM EDT... AT 905 PM EDT...A THUNDERSTORM WAS OCCURRING OVER MADISON COUNTY OF EAST CENTRAL. THIS STORM WAS LOCATED 5 MILES SOUTHWEST OF RICHMOND OR 25 MILES SOUTH OF LEXINGTON. THE STORM WAS MOVING SOUTHEAST AT 25 MPH. HEAVY RAIN...DAMAGING WINDS...HAIL AND DEADLY LIGHTNING STRIKES ARE POSSIBLE ACROS S EAST CENTRAL KENTUCKY THIS EVENING. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM EDT. SEEK SAFE INDOOR SHELTER WHEN STORMS APPROACH. WHITE
Special weather statement, Sep 7, 9:17 PM EDT, 2 hours 20 minutes before
KYZ004-009-INZ013-015-080200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LOUISVILLE KY 915 PM EDT FRIDAY SEP 7 1990 ...STRONG THUNDERSTORMS DEVELOPING RAPIDLY OVER SOUTHERN INDIANA... AT 910 PM EDT...RADAR INDICATED A STRONG THUNDERSTORM DEVELOPING 35 MILES NORTH OF LOUISVILLE OR JUST NORTH OF SALEM INDIANA. OTHER STRONG STORMS WERE 25 MILES SOUTHEAST OF LOUISVILLE NEAR BARDSTOWN KENTUCKY AND 25 MILES SOUTHEAST OF SOMERSET KENTUCKY IN WHITLEY COUNTY. ALL THESE STORMS WERE PRODUCING HEAVY RAIN AND FREQUENT LIGHTNING AND ARE CAPABLE OF PRODUCING LARGE HAIL AND STRONG WINDS. IF THREATENING WEATHER APPROACHES...SEEK SHELTER UNTIL IT PASSES. ALSO...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 11 PM EDT FOR MUCH OF NORTHERN KENTUCKY AND SOUTHERN INDIANA. TUCEK
Special weather statement, Sep 7, 10:08 PM EDT, 1 hour 29 minutes before
KYZ007-080300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LEXINGTON KY 1010 PM EDT FRI SEP 7 1990 ...SEVERE THUNDERSTORM WATCH FOR EAST CENTRAL KENTUCKY CANCELLED... THE SEVERE THUNDERSTORM WAfTCH FOR EAST CENTRAL KENTUCKY HAS BEEN CANCELLED. AT 1005 PM EDT A FEW RAINSHOWERS LINGERED ACROSS EAST CENTRAL KENTUCKY MAINLY WEST OF INTERSTATE 75. THESE SHOWERS WERE MOVING SOUTHEAST AT 25 MPH. WHITE
Special weather statement, Sep 7, 10:15 PM EDT, 1 hour 22 minutes before
KYZALL-INZ015-080230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LOUISVILLE KY 1015 PM EDT FRIDAY SEP 7 1990 ...SEVERE THUNDERSTORM WATCH FOR NORTH KENTUCKY IS CANCELLED... ...STRONG STORMS CONTINUE TO DEVELOP IN SOUTH CENTRAL INDIANA... THE SEVERE THUNDERSTORM WATCH THAT WAS IN EFFECT FOR MUCH OF NORTHERN KENTUCKY AND SOUTHERN INDIANA HAS BEEN CANCELLED. HOWEVER...VERY STRONG STORMS CONTINUE TO DEVELOP OVER SOUTH CENTRAL INDIANA. THE STRONGEST STORM WAS 30 MILES NORTHWEST OF LOUISVILLE IN NORTHWEST HARRISON COUNTY INDIANA. THIS STORM WAS PART OF A GROWING LINE OF STORMS THAT EXTENDED FROM ENGLISH INDIANA TO ABOUT 10 MILES NORTH OF LOUISVILLE. THE LINE OF STORMS WAS MOVING SOUTHEAST AT 15 MPH. ALL THESE STORMS WILL BE PRODUCING VERY HEAVY RAIN AND FREQUENT LIGHTNING. THEY ALSO HAVE THE POTENTIAL TO PRODUCE LARGE HAIL AND STRONG GUSTY WINDS. IF ANY OF THESE STORMS APPROACH...MOVE TO A STRONG REINFORCED BUILDING AND WrAIT UNTIL THEY PASS. TUCEK
Special weather statement, Sep 7, 10:36 PM EDT, 1 hour 1 minute before
KYZALL-INZ015-080310-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
1035 PM EDT FRI SEP 7 1990
...STRONG STORMS OVER SOUTH CENTRAL INDIANA...
STRONG THUNDERSTORMS HAVE DEVELOPED OVER SOUTH CENTRAL INDIANA NORTH
OF LOUISVILLE. THESE STORMS EXTENDED FROM ABOUT ENGLISH INDIANA EAST TO
10 MILES NORTH OF LOUISVILLE AND NORTHEAST ALONG THE OHIO RIVER TO ABOUT
20 MILES SOUTHWEST OF CINCINNATI.
STATE POLICE REPORTED PEA TO MARBLE SIZE HAIL AT GALENA...12 MILES
NORTHWEST OF LOUISVILLE. WINDS WERE CLOCKED TO 30 MPH. THE THUNDERSTORMS
WERE MOVING SOUTHEAST AT 15 MPH.
THESE THUNDERSTORMS WILL BE PRODUCING HEAVY RAIN AND FREQUENT LIGHTNING.
THEY ALSO HAVE THE POTENTIAL TO PRODU{CE LARGE HAIL AND STRONG GUSTY
WINDS.
<
IF ANY OF THESE STORMS APPROACH...MOVE TO SECURE INDOOR SHELTER UNTIL
THEY PASS.
REITMEYERSpecial weather statement, Sep 7, 11:15 PM EDT, 22 minutes before
KYZ004-INZ013-080400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LOUISVILLE KY 1115 PM EDT FRIDAY SEP 7 1990 ...STRONG STORMS IN THE LOUISVILLE METRO AREA... AT 11 PM EDT...RADAR INDICATED STRONG THUNDERSTORMS MOVING SOUTHEAST ACROSS THE NORTHERN PORTIONS OF THE LOUISVILLE METRO AREA. INDIANA STATE POLICE REPORTED TORRENTIAL RAINS...WIND GUSTS TO 30 MPH AND PEA TO MARBLE SIZE HAIL WITH THESE STORMS AS THEY MOVED THROUGH FLOYD COUNTY INDIANA. IF YOU ARE IN THE LOUISVILLE METRO AREA...BE PREPARED FOR THESE STORMS. MOVE INDOORS UNTIL THEY PASS. FREQUENT LIGHTNING HAS BEEN PRODUCED BY THESE STORMS SO AVOID USING ELECTRICAL APPLIANCES. THESE STORMS WILL MOVE OUT OF THE LOUISVIL(LE METRO AREA A LITTLE AFTER MIDNIGHT BUT MORE STORMS IN WESTERN INDIANA MAY MOVE IN AGAIN LATER TONIGHT. TUCEK
The office that day
Everything else NWS Louisville, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 8, 12:01 AM EDT | Severe Thunderstorm Warning | LMK | Trimble | 44 min |
Nearby
Severe Thunderstorm Warnings in Kentucky, 1990Every severe thunderstorm warning in 1990
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.