Alert archive / Illinois / Severe Thunderstorm Warnings in 1989
Severe Thunderstorm Warning 57, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Jun 1, 1989, 3:05 PM CDT for Madison County, Illinois; Saint Louis County, Missouri. It was in force for 40 min. 2 reports 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
- Jun 1, 1989, 3:05 PM CDT (20:05 UTC)
- Expired
- Jun 1, 1989, 3:45 PM CDT
- In force
- 40 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
Counties Madison County, IL, Saint Louis 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 |
|---|---|---|---|
| Jun 1, 3:05 PM CDT | Hail 1 | Madison, IL | |
| Jun 1, 3:25 PM CDT | Thunderstorm Wind 0 | Madison, IL |
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
Peoria Regional, IL (KPIA), launched 12:00Z, 8.1 hours before the alert went out and 221 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
- 1726 J/kg
- Mixed-layer CIN
- -22 J/kg
- Mixed-layer LCL
- 784 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 19 m²/s²
- 0-3 km storm-relative helicity
- 43 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.5
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KSTL 012005
SVRSTL
MOC189-ILC119-012045-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
305 PM CDT THU JUN 1 1989
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING
EFFECTIVE UNTIL 345 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES OF
EAST CENTRAL MISSOURI...
CITY OF ST LOUIS
SOUTHWEST ILLINOIS...
MADISON
AT 300 PM CDT A SEVERE THUNDERSTORM WAS OVER THE CITY OF ST LOUIS
MOVING TO THE EAST NORTHEAST AT 30 MPH. HAIL UP TO MARBLE SIZE WAS
REPORTED IN THIS STORM JUST BEFORE 3 PM JUST WEST OF ST LOUIS...BUT
LARGER HAIL IS EXPECTED. THE STORM WILL ALSO PRODUCE EXTREMELY HEAVY
RAIN...STRONG WINDS AND FREQUENT LIGHTNING.
THE HEAVY RAIN WILL CAUSE TEMPORARY FLOODING OF STREETS AND LOW LYING
AREAS.
PERSONS IN THE CITY OF ST LOUIS INTO MADISON COUNTY ILLINOIS...
ESPECIALLY NEAR AND SOUTH OF EDWARDSVILLE ILLINOIS SHOULD BE ALERT
FOR THIS STORM. PROTECT YOURSELF FROM THE DANGERS OF LARGE HAIL...
DAMAGING WINDS AND LIGHTNING BY REMAINING INDOORS AWAY FROM WINDOWS.
MCCARTHYWhat 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, Jun 1, 12:41 PM CDT, 2 hours 24 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE ST LOUIS MO 1240 PM CDT THU JUN 1 1989 ...ISOLATED STRONG STORMS IN SOUTHEAST MISSOURI AND SOUTHERN ILLINOIS... AT 1229 PM CDT...THUNDERSTORMS WITH VERY HEAVY RAIN AND STRONG GUSTY WINDS WERE OCCURRING... 50 MILES SOUTH OF ST LOUIS IN THE FLAT RIVER/FARMINGTON MISSOURI AREAS 65 MILES EAST OF ST LOUIS AT MT VERNON ILLINOIS THE STORMS WERE MOVING TO THE EAST AT 30 MILES AN HOUR. NO SEVERE WEATHER HAS BEEN REPORTED AS OF 1230PM. ISOLATED STORMS CONTINUED TO DEVELOP IN SOUTHEAST MISSOURI INTO SOUTHERN ILLINOIS. SHOWERS CONTINUED IN A LARGE PART OF NORTHEAST MISSOURI INTO THE NORTHERN HALF OF ILLINOIS. THE RAIN WAS MOVING TO THE NORTHEAST AT 35 MILES AN HOUR. RADAR NOWCAST...STORMS...SOME STRONG...WILL CONTINUE TO DEVELOP IN THE SOUTHEAST QUARTER OF MISSOURI INTO THE SOUTHERN HALF OF ILLINOIS THIS AFTERNOON. SHOWERS WILL CONTINUE ALONG THE COLD FRONT IN MOST OF THE NORTHWESTERN HALF OF MISSOURI INTO THE NORTHERN HALF OF ILLINOIS THROUGH THIS AFTERNOON. END
Special weather statement, Jun 1, 2:57 PM CDT, 8 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 255 PM CDT THU JUN 1 1989 ...SEVERE THUNDERSTORM WATCH UNTIL 9 PM PARTS OF EAST CENTRAL AND SOUTHEAST MISSOURI INTO CENTRAL AND SOUTH ILLINOIS... JUST BEFORE 3 PM A THUNDERSTORM WITH EXTREMELY HEAVY RAIN...STRONG WIND AND SMALL HAIL WAS OVER THE CITY OF ST LOUIS...EXTENDING INTO WEST AND SOUTHWEST PARTS OF ST LOUIS COUNTY. THE HEAVY RAIN FROM THIS STORM WILL CAUSE SOME TEMPORARY FLOODING OF STREETS AND LOW LYING AREAS. MOTORISTS SHOULD BE EXTREMELY CAUTIOUS. THE STORM WAS MOVING EAST AT 30 MPH. IT WAS PART OF A BAND OF STORMS EXTENDING FROM WEST CENTRAL ILLINOIS THROUGH THE ST LOUIS AREA INTO SOUTHEAST MISSOURI...ALL THE WAY TO WEST PLAINS MISSOURI. MCCARTHY
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 1, 3:28 PM CDT | Severe Thunderstorm Warning | LSX | Clinton, Saint Clair, Washington | 47 min |
| Jun 1, 3:28 PM CDT | Severe Thunderstorm Warning | LSX | Perry, Randolph | 47 min |
| Jun 1, 3:35 PM CDT | Severe Thunderstorm Warning | LSX | Bond | 40 min |
| Jun 1, 4:00 PM CDT | Severe Thunderstorm Warning | LSX | Fayette | 35 min |
Nearby
Severe Thunderstorm Warnings in Illinois, 1989Severe Thunderstorm Warnings in Missouri, 1989Every severe thunderstorm warning in 1989
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.