Alert archive / Illinois / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 28, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Jun 17, 1992, 2:27 PM CDT for Brown County, Illinois. It was in force for 33 min.
The area
The counties it named.
The facts
- Issued
- Jun 17, 1992, 2:27 PM CDT (19:27 UTC)
- Expired
- Jun 17, 1992, 3:00 PM CDT
- In force
- 33 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
County Brown County, IL
The nearest sounding before it
Paducah/Barkley, KY (KPAH), launched 12:00Z, 7.5 hours before the alert went out and 368 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
- 2332 J/kg
- Mixed-layer CIN
- -55 J/kg
- Mixed-layer LCL
- 853 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 59 m²/s²
- 0-3 km storm-relative helicity
- 123 m²/s²
- Significant tornado parameter
- 0.7
- Supercell composite
- 2.8
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSTL 171928 SVRSTL ILC009-172000- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 227 PM CDT WED JUN 17 1992 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 300 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN WEST CENTRAL ILLINOIS ...NORTHERN BROWN COUNTY AT 220 PM...NWS DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM LOCATED 40 MILES EAST NORTHEAST OF QUINCY...5 MILES NORTHWEST OF MOUNT STERLING. THIS STORM WAS MOVING NORTHEAST AT 35 MPH AND WILL BE MOVING INTO THE RIPLEY AREA BY 240 PM. A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. REMAIN CALM BUT BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS. IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A STRONG BUILDING. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN... AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS. STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED. GOETSCH/RP
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, Jun 17, 12:29 PM CDT, 1 hour 58 minutes before
MOZ003-007-171830- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 1228 PM CDT WED JUN 17 1992 AT 1223 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED A DEVELOPING LINE OF STRONG THUNDERSTORMS OVER NORTHEAST MISSOURI. THE LINE EXTENDED FROM NEAR PEAKSVILLE IN CLARK COUNTY...TO NEAR CLARENCE IN SHELBY COUNTY. STORM MOVEMENT WAS TO THE NORTHEAST AT 40 MPH. THESE STORMS SHOULD BE MOVING INTO THE MONTICELLO AND SHELBYVILLE AREAS THROUGH 1245 PM...REACHING THE CITIES OF LA GRANGE AND TAYLOR AROUND 1 PM. SMALL HAIL...GUSTY WINDS...VERY HEAVY RAIN...AND DEADLY LIGHTNING WILL BE POSSIBLE WITH THE PASSAGE OF THESE STORMS. IF THEY MOVE INTO YOUR AREA...MOVE TO SHELTER IMME6DIATELY UNTIL THE STORMS PASS. GOETSCH
Special weather statement, Jun 17, 12:51 PM CDT, 1 hour 36 minutes before
MOZALL-180100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 1250 PM CDT WED JUN 17 1992 ...A TORNADO WATCH IS IN EFFECT FOR NORTHEASTERN MISSOURI AND PORTIONS OF CENTRAL MISSOURI UNTIL 800 PM CDT... THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WATCH FOR NORTHEASTERN MISSOURI UNTIL 800 PM. THE QUINCY/HANNIBAL AREA AND COLUMBIA ARE INCLUDED IN THE WATCH AREA. AT 1245 PM...WEATHER SERVICE RADAR SHOWED THUNDERSTORMS RAPIDLY DEVELOPING FROM NORTHEASTERN INTO CENTRAL MISSOURI. THESE THUNDERSTORMS WERE MOVING RAPIDLY TO THE NORTHEAST AT 40 MPH. THIS IS A PARTICULARY DANGEROUS SITUATION WITH THE POSSIBILITY OF STRONG DAMAGING WINDS...LARGE HAIL...DANGEROUS LIGHTNIVNG... AND TORNADOES. . PEOPLE LIVING IN CENTRAL AND NORTHEAST MISSOURI ARE ADVISED TO MONITOR NOAA WEATHER RADIO OR LOCAL MEDIA SOURCES FOR FURTHER STATEMENTS AND OR WARNINGS. GLASS
Special weather statement, Jun 17, 1:12 PM CDT, 1 hour 15 minutes before
MOZALL-171800-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA MO
103 PM CDT WED JUN 17 1992
...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR PORTIONS OF NORTHEAST
MISSOURI UNTIL 8 PM CDT THIS EVENING...
...A LINE OF INTENSE THUNDERSTORMS IS DEVELOPING QUICKLY...
AT 100 PM A LINE OF VERY STRONG THUNDERSTORMS HAS DEVELOPED IN CENTRAL
MISSOURI ALONG A LINE FROM NEAR PARIS MISSOURI...45 MILES NORTHEAST OF
COLUMBIA...TO 30 MILES WEST OF COLUMBIA AND SOUTHWEST TO NEAR CLINTON
...WHICH IS ABOUT 100 MILES WEST SOUTHWEST OF COLUMBIA.
THESE STORMS ARE SHOWING SIGNS OF EXPLOSIVE DEVELOPMENT...ESPECIALLY
WEST AND NORTHWEST OF COLUMBIA. THEY ARE EXPECTED TO MOVE RAPIDLY
NORTHEASTWARD. PERSONS IN THE CENTRAL MISSOURI COUNTIES OF BOONE....
HOWARD...COOPER...AND PETTIS COUNTIES SHOULD BE PREPARED OR VERY INTENSE
THUNDERSTORM ACTIVITY BETWEEN 115 PM AND 230 PM THIS AFTERNOON.
.
A TORNADO WATCH IS IN EFFECT FOR NORTHEAST MISSOURI BASICALLY EAST OF
COLUMBIA AND NORTH OF INTERSTATE 70.
THIS IS A VERY DANGEROUS SITUATION...PERSONS IN CENTRAL MISSOURI SHOULD
KEEP ABREAST OF LOCAL WEATHER DEVELOPMENTS THIS AFTERNOON AND LISTEN
FOR POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.
PEDIGOSpecial weather statement, Jun 17, 1:21 PM CDT, 1 hour 6 minutes before
MOZALL-172000-
SPECIAL WEATHER STATEMENT...CORRECTION...TORNADO WATCH
NATIONAL WEATHER SERVICE COLUMBIA MO
120 PM CDT WED JUN 17 1992
...A TORNADO WATCH IS IN EFFECT FOR PORTIONS OF NORTHEAST MISSOURI
UNTIL 8 PM CDT THIS EVENING...
...A LINE OF INTENSE THUNDERSTORMS IS DEVELOPING QUICKLY...
AT 100 PM A LINE OF VERY STRONG THUNDERSTORMS HAS DEVELOPED IN CENTRAL
MISSOURI ALONG A LINE FROM NEAR PARIS MISSOURI...45 MILES NORTHEAST OF
COLUMBIA...TO 30 MILES WEST OF COLUMBIA AND SOUTHWEST TO NEAR CLINTON
...WHICH IS ABOUT 100 MILES WEST SOUTHWEST OF COLUMBIA.
THESE STORMS ARE SHOWING SIGNS OF EXPLOSIVE DEVELOPMENT...ESPECIALLY
WEST AND NORTHWEST OF COLUMBIA. THEY ARE EXPECTED TO MOVE RAPIDLY
NORTHEASTWARD. PERSONS IN THE CENTRAL MISSOURI COUNTIES OF BOONE....
HOWARD...COOPER...AND PETTIS COUNTIES SHOULD BE PREPARED OR VERY INTENSE
THUNDERSTORM ACTIVITY BETWEEN 115 PM AND 230 PM THIS AFTERNOON.
.
A TORNADO WATCH IS IN EFFECT FOR NORTHEAST MISSOURI BASICALLY EAST OF
COLUMBIA AND NORTH OF INTERSTATE 70.
THIS IS A VERY DANGEROUS SITUATION...PERSONS IN CENTRAL MISSOURI SHOULD
KEEP ABREAST OF LOCAL WEATHER DEVELOPMENTS THIS AFTER`NOON AND LISTEN
FOR POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.
PEDIGOSpecial weather statement, Jun 17, 2:00 PM CDT, 27 minutes before
MOZALL-172000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA MO 200 PM CDT WED JUN 17 1992 ...A TORNADO WATCH IS IN EFFECT FOR NORTHEAST PARTS OF CENTRAL MISSOURI UNTIL 8 PM... AT 200 PM...A SOLID LINE OF INTENSE THUNDERSTORMS WAS MOVING THROUGH CENTRAL MISSOURI FROM HANNIBAL TO COLUMBIA TO 20 MILES SOUTHWEST OF SEDALIA. THE LINE WAS MOVING SOUTHEAST WHILE THE INDIVIDUAL STORMS WERE MOVING NORTHEAST AT 45 MPH. THESE STORMS ARE SHOWING SIGNS OF EXPLOSIVE DEVELOPMENT...ESPECIALLY WEST AND NORTHWEST OF COLUMBIA. THEY ARE EXPECTED TO MOVE RAPIDLY NORTHEASTWARD. PERSONS IN THE CENTRAL MISSOURI COUNTIES OF BOONE.... HOWARD...COOPER...BENTON...AUDRAIN AND MORGAN COUNTY SHOULD BE ALERT TO SEVERE THUNDERSTORMS BETWEEN 2 PM AND 3PM THIS AFTERNOON. LARM
Special weather statement, Jun 17, 2:12 PM CDT, 15 minutes before
MOZ003-180100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 210 PM CDT WED JUN 17 1992 ...TORNADO WATCH IS CANCELLED FOR EXTREME NORTHEAST MISSOURI... THE NATIONAL WEATHER SERVICE H
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 17, 1:10 PM CDT | Severe Thunderstorm Warning | LSX | Adams | 35 min |
| Jun 17, 1:39 PM CDT | Severe Thunderstorm Warning | LSX | Adams | 51 min |
| Jun 17, 1:48 PM CDT | Tornado Warning | LSX | Adams | 27 min |
| Jun 17, 2:16 PM CDT | Severe Thunderstorm Warning | LSX | Adams | 29 min |
| Jun 17, 4:14 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Greene | 46 min |
Nearby
Severe Thunderstorm Warnings in Illinois, 1992Every severe thunderstorm warning in 1992
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.