Alert archive / Kentucky / Severe Thunderstorm Warnings in 1987
Severe Thunderstorm Warning 3, NWS Paducah, KY
NWS Paducah, KY issued this severe thunderstorm warning at May 12, 1987, 3:30 PM CDT for Graves County, Kentucky. It was in force for 45 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
- May 12, 1987, 3:30 PM CDT (20:30 UTC)
- Expired
- May 12, 1987, 4:15 PM CDT
- In force
- 45 min
- Issued by
- NWS Paducah, KY
- Area
- Whole counties
County Graves 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 |
|---|---|---|---|
| May 12, 3:35 PM CDT | Hail 0.75 | Graves, 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
Little Rock, AR (KLZK), launched 12:00Z, 8.5 hours before the alert went out and 241 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
- 3573 m above ground
- 0-6 km bulk shear
- 5 kt
- 0-1 km storm-relative helicity
- 32 m²/s²
- 0-3 km storm-relative helicity
- 38 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
What 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, May 12, 1:28 PM CDT, 2 hours 2 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PADUCAH KY 125 PM CDT TUE MAY 12 1987 ...THUNDERSTORMS DEVELOPING RAPIDLY OVER THE TRI STATE AREA OF SOUTHEAST MISSOURI...SOUTH ILLINOIS AND WEST KENTUCKY... AT 120 PM CDT WEATHER SERVICE RADAR AT PADUCAH KENTUCKY SHOWED THUNDERSTORMS DEVELOPING RAPIDLY OVER PARTS OF THE TRI-STATE AREA OF SOUTHEAST MISSOURI...SOUTH ILLINOIS AND WEST KENTUCKY. A LINE OF DEVELOPING THUNDERSTORMS EXTENDED FROM NEAR MALDEN IN SOUTHEAST MISSOURI THRU THE MISSOURI BOOTHEEL TO NORTHWEST OF BOWLING GREEN IN KENTUCKY. OTHER THUNDERSTORMS WERE OVER SOUTH ILLINOIS NEAR CARBONDALE. THESE RAPIDLY DEVELOPING THUNDERSTORMS SHOULD PRODUCE PERIODS OF HEAVY RAIN...DANGEROUS LIGHTNING AND POSSIBLY SMALL HAIL. MOVEMENT OF THE THUNDERSTORMS WAS TO THE EAST AT 20 MPH. PERSONS IN THE AREA SHOULD BE AWARE OF THESE THUNDERSTORMS AND BE PREPARED TO SEEK SAFE SHELTER SHOULD THREATENING WEATHER APPR+OACH. RAMSDELL
Special weather statement, May 12, 2:51 PM CDT, 39 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE EVANSVILLE IN 245 PM CDT TUE MAY 12 1987 ...STRONG THUNDERSTORMS MOVING THROUGH WESTERN KENTUCKY... AT 235 PM CDT...A LINE OF STRONG THUNDERSTORMS WAS OVER PARTS OF WESTERN KENTUCKY AND SOUTHEAST ILLINOIS. THE LINE WAS LOCATED...FROM 25 MILES EAST OF ELIZABETHTOWN...TO 20 MILES NORTH OF BOWLING GREEN... TO 15 MILES SOUTH OF PADUCAH. THE STORMS WILL PRODUCE DANGEROUS LIGHTNING...SMALL HAIL...VERY HEAVY RAIN AND GUSTY SURFACE WINDS. SOME BRIEF FLOODING OF LOW LYING AND URBAN AREAS WILL OCCUR. MOTORISTS ARE URGED TO REDUCE SPEEDS AND WATCH FOR PONDING OF WATER ON ROADWAYS. THE STORMS WERE MOVING EAST AT 15 MILES AN HOUR AND WERE MOVING OVER THE LAKES BARKLEY AND KENTUCKY AREAS. WRIGHT
Special weather statement, May 12, 2:54 PM CDT, 36 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PADUCAH KY 250 PM CDT TUE MAY 12 1987 ...STRONG THUNDERSTORMS CONTINUE TO DEVELOP OVER THE TRI STATE AREA OF SOUTHEAST MISSOURI...SOUTH ILLINOIS AND WEST KENTUCKY... AT 245 PM CDT WEATHER SERVICE RADAR AT PADUCAH KENTUCKY INDICATED A 25 MILE WIDE LINE OF THUNDERSTORMS FROM MALDEN AND KENNETT MISSOURI ACROSS THE MISSOURI BOOTHEEL AND WEST KENTUCKY TO HOPKINSVILLE KENTUCKY. OTHER THUNDERSTORMS WERE ACROSS SOUTH ILLINOIS FROM ANNA AND JONESBORO ILLINOIS TO MARION ILLINOIS. STRONGEST THUNDERSTORMS WERE OVER THE MISSOURI BOOTHEEL NEAR MALDEN. IN WEST KENTUCKY...HEAVIEST THUNDERSTORMS WERE BETWEEN PADUCAH AND BENTON. OVER SOUTH ILLINOIS THE HEAVIEST THUNDERSTORMS WERE NEAR ANNA AND JONESBORO. MOVEMENT OF THE THUNDERSTORMS WAS TO THE SOUTHEAST AT 25 MPH. THESE DANGEROUS STORMS SHOULD PRODUCE PERIODS OF HEAVY RAIN...STRONG GUSTY WINDS...HEAVY RAIN AND HAIL. PERSONS IN THE PATH OF T_HE THUNDERSTORMS SHOULD BE PREPARED TO SEEK SAFE SHELTER IF THREATENING WEATHER APPROACHES. RAMSDELL
Special weather statement, May 12, 2:59 PM CDT, 31 minutes before
SPECIAL WEATHER STATEMENT CORRECTED NATIONAL WEATHER SERVICE PADUCAH KY 250 PM CDT TUE MAY 12 1987 ...STRONG THUNDERSTORMS CONTINUE TO DEVELOP OVER THE TRI STATE AREA OF SOUTHEAST MISSOURI...SOUTH ILLINOIS AND WEST KENTUCKY... AT 245 PM CDT WEATHER SERVICE RADAR AT PADUCAH KENTUCKY INDICATED A 25 MILE WIDE LINE OF THUNDERSTORMS FROM MALDEN AND KENNETT MISSOURI ACROSS THE MISSOURI BOOTHEEL AND WEST KENTUCKY TO HOPKINSVILLE KENTUCKY. OTHER THUNDERSTORMS WERE ACROSS SOUTH ILLINOIS FROM ANNA AND JONESBORO ILLINOIS TO MARION ILLINOIS. STRONGEST THUNDERSTORMS WERE OVER THE MISSOURI BOOTHEEL NEAR MALDEN. IN WEST KENTUCKY...HEAVIEST THUNDERSTORMS WERE BETWEEN PADUCAH AND BENTON. OVER SOUTH ILLINOIS THE HEAVIEST THUNDERSTORMS WERE NEAR ANNA AND JONESBORO. MOVEMENT OF THE THUNDERSTORMS WAS TO THE SOUTHEAST AT 25 MPH. THESE DANGEROUS STORMS SHOULD PRODUCE PERIODS OF HEAVY RAIN...STRONG GUSTY WINDS...AND HAIL. PERSONS IN THE PATH OF dTHE THUNDERSTORMS SHOULD BE PREPARED TO SEEK SAFE SHELTER IF THREATENING WEATHER APPROACHES. ...CORRECTED TO REMOVE REDUNDANT HEAVY RAIN... RAMSDELL
The office that day
Everything else NWS Paducah, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 12, 3:15 PM CDT | Tornado Warning | PAH | Pemiscot | 45 min |
Nearby
Severe Thunderstorm Warnings in Kentucky, 1987Every severe thunderstorm warning in 1987
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.