Alert archive / Illinois / Tornado Warnings in 1986
Tornado Warning 12, NWS Paducah, KY
NWS Paducah, KY issued this tornado warning at May 15, 1986, 8:01 PM CDT for Alexander County, Illinois; Scott County, Missouri. It was in force for 59 min.
The area
The counties it named.
The facts
- Issued
- May 15, 1986, 8:01 PM CDT (01:01 UTC)
- Expired
- May 15, 1986, 9:00 PM CDT
- In force
- 59 min
- Issued by
- NWS Paducah, KY
- Area
- Whole counties
Counties Alexander County, IL, Scott County, MO
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Salem-Leckrone, IL (KSLO), launched 00:00Z, 1.0 hours before the alert went out and 177 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
- 1239 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 892 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 127 m²/s²
- 0-3 km storm-relative helicity
- 192 m²/s²
- Significant tornado parameter
- 0.9
- Supercell composite
- 5.8
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KPAH 160101 TORPAH MOC201-ILC003-160200- BULLETIN EBS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE PADUCAH KY 801 PM CDT THU MAY 15 1986 THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING EFFECTIVE UNTIL 9 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES OF SOUTHEAST MISSOURI...SCOTT SOUTHERN ILLINOIS...ALEXANDER AT 8 PM CDT RADAR INDICATED A POSSIBLE TORNADO LOCATED JUST TO THE EAST OF ORAN IN SCOTT COUNTY..10 MILES TO THE SOUTH OF CAPE GIRARDEAU. MOVEMENT WAS ERRATIC..BUT SHOWED A SLIGHT EASTWARD MOVEMENT. IF YOU LIVE IN THE TOWNS OF BENTON OR COMMERCE..TAKE COVER IMMEDIATELY. IF YOU ARE IN THE PATH OF THIS TORNADO...YOU SHOULD GO TO A BASEMENT SHELTER IF AVAILABLE. OTHERWISE GO TO A CENTRAL INTERIOR ROOM ON THE LOWEST FLOOR POSSIBLE. ABANDON CARS AHD MOBILE HOMES FOR A REINFORCED BUILDING. CAMPBELL
What forecasters said that day
The local office's own words before this tornado 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 15, 2:39 PM CDT, 5 hours 22 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE EVANSVILLE IN 235 PM CDT THU MAY 15 1986 ...A TORNADO WATCH HAS BEEN ISSUED FOR MOST OF SOUTHERN AND CENTRAL INDIANA AS WELL AS EXTREME NORTHERN KENTUCKY UNTIL 9 PM CDT. ...A FLASH FLOOD WATCH IS IN EFFECT THIS AFTERNOON AND TONIGHT FOR PARTS OF NORTHERN AND ALL OF WESTERN KENTUCKY... AT 230 PM CDT THERE WAS A LINE OF STRONG THUNDERSTORMS FROM 20 MILES NORTHEAST OF VINCENNES INDIANA TO EVANSVILLE TO JUST NORTH OF PADUCAH KENTUCKY. THIS LINE WAS MOVING EAST AT 45 MPH AND WAS CAUSING VERY HEAVY RAIN...SOME SMALL HAIL AND STRONG GUSTY WINDS. IT WILL MOVE ACROSS SOUTHERN INDIANA AND NORTHERN KENTUCKY DURING THE EVENING. THIS LINE WAS PART OF A LARGE AREA OF SHOWERS AND THUNDERSTORMS THAT COVERED A LARGE PART OF SOUTHWEST INDIANA AND SOUTHEAST ILLINOIS. THE THUNDERSTORMS WERE MOVING NORTHEAST AT 45. BLOCK
Special weather statement, May 15, 3:33 PM CDT, 4 hours 28 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE EVANSVILLE IN 335 PM CDT THU MAY 15 1986 ...A TORNADO WATCH IS IN EFFECT FOR MOST OF SOUTHERN AND CENTRAL INDIANA AS WELL AS EXTREME NORTHERN KENTUCKY UNTIL 9 PM CDT. ...A FLASH FLOOD WATCH IS IN EFFECT THIS AFTERNOON AND TONIGHT FOR PARTS OF NORTHERN AND ALL OF WESTERN KENTUCKY... AT 330 PM CDT THERE WERE STRONG THUNDERSTORMS IN SOUTHWEST INDIANA AND SOUTHEAST ILLINOIS. THE STORM WERE ON A LINE FROM NEAR BEDFORD INDIANA TO PRINCETON INDIANA TO JUST NORTH OF PADUCAH KENTUCKY. THEY WERE MOVING NORTHEAST AT 45 MPH BUY THE GENERAL AREA WAS REMAINING NEARLY STATIONARY. EXTREMELY HEAVY RAIN AND SOME SMALL HAIL HAVE BEEN REPORTED WITH THESE STORMS. OTHERWISE THERE WAS A LARGE AREA OF SHOWERS AND THUNDERSTORMS THAT WAS ABOUT 80 MILES WIDE FROM INDIANAPOLIS TO CAPE GIRARDEAU MISSOURI. STRONG THUNDERSTORMS WERE IN WAYNE AND EDWARDS COUNTY ILLINOIS. BLOCK
Special weather statement, May 15, 7:34 PM CDT, 27 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE EVANSVILLE IN 735 PM CDT THU MAY 15 1986 ...A TORNADO WATCH IS IN EFFECT FOR MOST OF SOUTHERN AND CENTRAL INDIANA AS WELL AS EXTREME NORTHERN KENTUCKY UNTIL 9 PM CDT. ...A FLASH FLOOD WATCH IS IN EFFECT THIS AFTERNOON AND TONIGHT FOR PARTS OF NORTHERN AND ALL OF WESTERN KENTUCKY... AT 730 PM CDT THERE WERE STRONG THUNDERSTORMS IN SOUTHWEST INDIANA AND SOUTHERN ILLINOIS. THE STRONGEST THUNDERSTORMS WERE IN THE PETERSBURG INDIANA AREA AND NEAR HARRISBURG ILLINOIS. THESE THUNDERSTORMS HAVE VERY HEAVY RAIN...SMALL HAIL AND STRONG GUSTY WINDS. THE GENERAL AREA OF THUNDERSTORMS WAS ABOUT 80 MILES WIDE FROM COLUMBUS INDIANA TO 50 MILES SOUTHWEST OF PADUCAH KENTUCKY. THEY WERE MOVING NORTHEAST AT 45 MPH. THESE THUNDERSTORMS HAVE BEEN MOVING THROUGH THE SAME GENERAL AREA MOST OF THE AFTERNOON AND EVENING. SOME FLOODING OF LOW AREAS IS LIKELY AS MORE HEAVY RAIN MOVES THjROUGH DURING THE NIGHT. BLOCK
The office that day
Everything else NWS Paducah, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 15, 7:46 PM CDT | Tornado Warning | PAH | Franklin, Hamilton | 44 min |
| May 15, 8:45 PM CDT | Tornado Warning | PAH | Pulaski | 60 min |
| May 15, 9:00 PM CDT | Tornado Warning | PAH | Alexander, Union | 60 min |
| May 15, 10:00 PM CDT | Severe Thunderstorm Warning | PAH | Alexander, Pulaski | 60 min |
| May 15, 7:01 PM CDT | Tornado Warning | PAH | New Madrid, Scott, Stoddard | 59 min |
| May 15, 9:00 PM CDT | Tornado Warning | PAH | Scott | 60 min |
| May 15, 10:05 PM CDT | Tornado Warning | PAH | Scott | 55 min |
| May 15, 10:45 PM CDT | Severe Thunderstorm Warning | PAH | Cape Girardeau | 60 min |
Nearby
Tornado Warnings in Illinois, 1986Tornado Warnings in Missouri, 1986Every tornado warning in 1986Tornadoes in 1986
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.