Alert archive / Illinois / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 78, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Jul 14, 1992, 2:05 PM CDT for Saint Clair County, Illinois. It was in force for 40 min.
The area
The counties it named.
The facts
- Issued
- Jul 14, 1992, 2:05 PM CDT (19:05 UTC)
- Expired
- Jul 14, 1992, 2:45 PM CDT
- In force
- 40 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
County Saint Clair County, IL
The nearest sounding before it
Paducah/Barkley, KY (KPAH), launched 12:00Z, 7.1 hours before the alert went out and 189 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
- 1435 J/kg
- Mixed-layer CIN
- -31 J/kg
- Mixed-layer LCL
- 747 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 76 m²/s²
- 0-3 km storm-relative helicity
- 78 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.2
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSTL 141905 SVRSTL ILC163-141945- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 205 PM CDT TUE JUL 14 1992 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 245 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTHWEST ILLINOIS ...ST CLAIR COUNTY AT 203 PM...NWS DOPPLER RADAR SHOWED A SEVERE THUNDERSTORM LOCATED NEAR BELLEVILLE. STORM MOVEMENT WAS TO THE NORTHEAST AT 30 TO 35 MPH. THIS STORM SHOULD MOVE INTO THE LEBANON AND SUMMERFIELD AREAS BY 230 PM. WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A STRONG BUILDING. DO NOT STAND BY WINDOWS. DON'T USE TELEPHONES OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM HAS PASSED. MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS. VA/RP/EHG
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, Jul 14, 12:54 PM CDT, 1 hour 11 minutes before
MOZALL-150100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 1254 PM CDT TUE JUL 14 1992 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR A LARGE PART OF EASTERN AND SOUTHERN MISSOURI UNTIL 800 PM THIS TUESDAY AFTERNOON AND EVENING. THE CITIES OF ST LOUIS...ROLLA AND WEST PLAINS ARE IN THIS WATCH. IF YOU LIVE IN OR CLOSE TO THE WATCH AREA...REMAIN ALERT FOR RAPIDLY CHANGING WEATHER. KEEP ABREAST OF THE HLATEST WEATHER INFORMATION FOR YOUR AREA AND BE PREPARED TO TAKE SHELTER IF A WARNING IS ISSUED. LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. SHEA
Special weather statement, Jul 14, 1:07 PM CDT, 58 minutes before
MOZ011-012-017-018-ILZ011-012-013-141915- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 108 PM CDT TUE JUL 14 1992 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR PARTS OF EAST CENTRAL AND SOUTHEAST MISSOURI AND MUCH OF CENTRAL AND SOUTHERN ILLINOIS TIL 800 PM CST... AT 100 PM CDT...A STRONG THUNDERSTORM WAS DETECTED BY NWS DOPPLER RADAR OVER NORTHERN MARION COUNTY ILLINOIS...5 TO 8 MILES NORTH OF SALEM OR 35 MILES SOUTHWEST OF EFFINGHAM. THIS STORM WILL LIKELY PRODUCE GUSTY WINDS OF 40 TO 45 MILES AN HOUR ...SMALL HAIL AND BRIEF HEAVY RAINFALL. THE TOWNS OF OMEGA AND KIMMUNDY ARE IN THE PATH OF THIS STORM. OTHER STRONG THUNDERSTORMS WERE DEVELOPING OVER PARTS OF SOUTHEAST AND EAST CENTRAL MISSOURI...FROM 60 MILES SOUTHWEST OF ST. LOUIS NEAR DILLARD IN SOUTHERN CRAWFORD COUNTY TO CENTRAL JEFFERSON COUNTY ...NEAR THE TOWN OF HILLSBORO...AND ABOUT 35 MILES SOUTH OF ST. LOUIS. THESE STORMS WERE MOVING TO THE NORTHEAST AT 35 MILES AN HOUR. PEOPLE IN THE SEVERE THUNDERSTORM WATCH AREA SHOULD BE ALERT FOR UPDATED STATEMENTS AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE. PRZYBYLINSKI
Special weather statement, Jul 14, 1:25 PM CDT, 40 minutes before
MOZ012-017-018-ILZ011-012-013-141930- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 125 PM CDT TUE JUL 14 1992 ...A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR PARTS OF EAST CENTRAL AND SOUTHEAST MISSOURI...PARTS OF SOUTHERN AND CENTRAL ILLINIOS TIL 100 PM CDT... AT 120 PM CDT...NWS DOPPLER RADAR SHOWED STRONG THUNDERSTORMS OVER PARTS OF SOUTHEAST MISSOURI AND SOUTHWEST ILLINIOIS. THE STRONGEST THUNDERSTORMS WERE LOCATED CENTRAL WASHINGTON COUNTY... NEAR OKAWVILLE...ABOUT 50 MILES SOUTHEAST OF ST. LOUIS...AND EASTERN ST GENEVIEVE COUNTY MISSOURI...5 TO 8 MILES SOUTH OF ST. GENEVIEVE... ABOUT 55 MILES SOUTH OF ST. LOUIS. THE TOWNS OF NEW PALESTINE...AND BLAIR ARE IN THE PATH OF THIS STORM. THESE STORMS WILL PRODUCE WINDS OF 40 TO 45 MILES AN HOUR...SMALL HAIL ...AND BRIEF HEAVY RAINFALL.. THE THUNDERSTORMS WERE MOVING TO THE EAST NORTHEAST AT 35 MILES AN HOUR. PEOPLE IN THE SEVERE THUNDERSTORM WATCH AREA SHOULD KEEP TUNE FOR LATER STATEMENTS AND POSSIBLE WARNINGS. PRZYBYLINSKI
Special weather statement, Jul 14, 1:31 PM CDT, 34 minutes before
MOZ012-017-018-ILZ011-012-013-141930- SPECIAL WEATHER STATEMENT..CORRECTION... NATIONAL WEATHER SERVICE ST LOUIS MO 125 PM CDT TUE JUL 14 1992 ...A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR PARTS OF EAST CENTRAL AND SOUTHEAST MISSOURI...PARTS OF SOUTHERN AND CENTRAL ILLINIOS TIL 800 PM CDT... AT 120 PM CDT...NWS DOPPLER RADAR SHOWED STRONG THUNDERSTORMS OVER PARTS OF SOUTHEAST MISSOURI AND SOUTHWEST ILLINIOIS. THE STRONGEST THUNDERSTORMS WERE LOCATED CENTRAL WASHINGTON COUNTY... NEAR OKAWVILLE...ABOUT 50 MILES SOUTHEAST OF ST. LOUIS...AND EASTERN ST GENEVIEVE COUNTY MISSOURI...5 TO 8 MILES SOUTH OF ST. GENEVIEVE... ABOUT 55 MILES SOUTH OF ST. LOUIS. THE TOWNS OF NEW PALESTINE...AND BLAIR ARE IN THE PATH OF THIS STORM. THESE STORMS WILL PRODUCE WINDS OF 40 TO 45 MILES AN HOUR...SMALL HAIL ...AND BRIEF HEAVY RAINFALL.. THE THUNDERSTORMS WERE MOVING TO THE EAST NORTHEAST AT 35 MILES AN HOUR. PEOPLE IN THE SEVERE THUNDERSTORM WATCH AREA SHOULD KEEP TUNE FOR LATER STATEMENTS AND POSSIBLE WARNINGS. PRZYBYLINSKI
Special weather statement, Jul 14, 1:58 PM CDT, 7 minutes before
ILZ013-142000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 158 PM CDT TUE JUL 14 1992 ...A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 8 PM FOR PORTIONS OF EAST CENTRAL AND SOUTHEAST MISSOURI...PLUS PARTS OF SOUTHERN AND CENTRAL ILLINOIS... AT 150 PM...A STRONG THUNDERSTORM WAS LOCATED BY NWS DOPPLER RADAR IN RANDOLPH COUNTY...SOUTH OF SPARTA. OTHER STRONG STORMS WERE LOCATED OVER EASTERN WASHINGTON AND CLINTON COUNTIES IN ILLINOIS. THESE STORMS WILL CONTINUE TO MOVE NORTHEAST AT 30 TO 35 MPH. STRONG STORMS SHOULD MOVE INTO WESTERN MARION COUNTY...PERRY...AND WASHINGTON COUNTIES IN ILLINOIS BY 215 PM. THE TOWNS OF WINKLE AND SWANWICK ARE IN THE PATH OF THESE STORMS. AT 155 PM...WIND GUSTS TO 40 TO 50 MPH WERE REPORTED FROM A WEATHER SPOTTER OVER EASTERN RANDOLPH COUNTY...SOUTH OF SPARTA. IF THESE STORMS MOVE INTO YOUR AREA...MOVE TO SHELTER IMMEDIATELY. GOETSCH
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 14, 2:33 PM CDT | Severe Thunderstorm Warning | LSX | Clinton | 42 min |
| Jul 14, 3:54 PM CDT | Severe Thunderstorm Warning | LSX | Perry | 51 min |
| Jul 14, 4:26 PM CDT | Severe Thunderstorm Warning | LSX | Jefferson | 49 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.