Alert archive / Illinois / Tornado Warnings in 1986
Tornado Warning 14, NWS Paducah, KY
NWS Paducah, KY issued this tornado warning at May 15, 1986, 9:00 PM CDT for Cape Girardeau County, Missouri; Alexander County, Union County, Illinois. It was in force for 60 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 15, 1986, 9:00 PM CDT (02:00 UTC)
- Expired
- May 15, 1986, 10:00 PM CDT
- In force
- 60 min
- Issued by
- NWS Paducah, KY
- Area
- Whole counties
Counties Alexander County, IL, Union County, IL, Cape Girardeau County, MO
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 15, 9:26 PM CDT | Hail 1.75 | Cape Girardeau, MO |
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
Salem-Leckrone, IL (KSLO), launched 00:00Z, 2.0 hours before the alert went out and 152 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
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 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, 3:33 PM CDT, 5 hours 27 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, 1 hour 26 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
Special weather statement, May 15, 8:36 PM CDT, 24 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE EVANSVILLE IN 835 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 830 PM CDT THERE WERE STRONG THUNDERSTORMS IN SOUTHWEST INDIANA AND SOUTHERN ILLINOIS. THE STRONGEST THUNDERSTORMS WERE IN HAMILTON AND WAYNE COUNTIES NEAR FAIRFIELD AND MCLEANSBORO. THERE WAS ANOTHER VERY STRONG THUNDERSTORM NEAR WASHINGTON INDIANA IN DAVIESS COUNTY. THE THUNDERSTORMS WERE ALL MOVING NORTHEAST AT 45 MPH. THE STRONG THUNDERSTORMS WERE BECOMING FEWER BUT REMAINED POTENTIALY DANGEROUS. THESE THUNDERSTORMS HAVE BEEN MOVING THROUGH THE SAME GENERAL AREA MOST OF THE AFTERNOON AND EVENING. SOME FLOODING OF LOW AREAS IS POSSIBLE. BLOCK
The office that day
Everything else NWS Paducah, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 15, 7:01 PM CDT | Tornado Warning | PAH | New Madrid, Scott, Stoddard | 59 min |
| May 15, 8:01 PM CDT | Tornado Warning | PAH | Scott | 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 |
| 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, 10:00 PM CDT | Severe Thunderstorm Warning | PAH | Alexander, Pulaski | 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.