Alert archive / Illinois / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 22, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at May 16, 1992, 6:22 PM CDT for Monroe County, Illinois; Jefferson County, Missouri. It was in force for 38 min.
The area
The counties it named.
The facts
- Issued
- May 16, 1992, 6:22 PM CDT (23:22 UTC)
- Expired
- May 16, 1992, 7:00 PM CDT
- In force
- 38 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
Counties Monroe County, IL, Jefferson County, MO
The nearest sounding before it
Paducah/Barkley, KY (KPAH), launched 12:00Z, 11.4 hours before the alert went out and 198 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
- 604 J/kg
- Mixed-layer CIN
- -60 J/kg
- Mixed-layer LCL
- 1184 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 4 m²/s²
- 0-3 km storm-relative helicity
- -19 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSTL 162324 SVRSTL ILC133-MOC099-170000- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 622 PM CDT SAT MAY 16 1992 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 700 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTHWEST ILLINOIS ...MONROE COUNTY IN EAST CENTRAL MISSOURI ...EASTERN JEFFERSON COUNTY AT 615 PM CDT...WEATHER SERVICE RADAR SHOWED SEVERAL SEVERE THUNDERSTORMS OVER EASTERN JEFFERSON COUNTY MISSOURI AND SOUTHERN MONROE COUNTY ILLINOIS. THE THUNDERSTORMS WERE LOCATED BETWEEN 20 AND 25 MILES SOUTH SOUTHWEST OF ST. LOUIS AND 35 MILES SOUTH OF ST. LOUIS. THE TOWNS OF WATERLOO ILLINIOS...ARNOLD AND FESTUS MISSOURI ARE IN THE PATH OF THESE STORMS. THE THUNDERSTORMS WERE MOVING TO THE NORTH AT 25 MILES AN HOUR. 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. PRZYBYLINSKI/GOETSCH
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, May 16, 4:10 PM CDT, 2 hours 12 minutes before
MOZ011-012-162215- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 409 PM CDT SAT MAY 16 1992 AT 400 PM CDT...WEATHER SERVICE RADAR SHOWED A VERY STRONG THUNDERSTORM OVER NORTHEAST FRANKLIN COUNTY...ABOUT 33 MILES SOUTHWEST OF ST. LOUIS ...JUST EAST OF UNION MISSOURI. THE STORM WILL PRODUCE STRONG AND GUSTY WINDS OF 40 TO 50 MILES AN HOUR ...TORRENTIAL RAINFALL AND SMALL HAIL. THE THUNDERSTORM WILL BE MOVING TO AUGUSTA MISSOURI IN SOUTHWEST ST. CHARLES COUNTY BETWEEN 420 AND 435 PM CST THIS AFTERNOON. OTHER STRONG THUNDERSTORMS WERE MOVING THROUGH PARTS OF WEST CENTRAL ILLINOIS BETWEEN LOUISIANA MISSOURI AND PITTSFIELD, ILLINOIS ABOUT 65 MILES NORTH OF ST. LOUIS. THE THUNDERSTORMS WERE MOVING TO THE NORTH AT 25 MILES AN HOUR. PRZYBYLINSKI
Special weather statement, May 16, 4:43 PM CDT, 1 hour 39 minutes before
MOZ007-011-012-162245- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 441 PM CDT SAT MAY 16 1992 AT 435 PM CDT...THE STRONG THUNDERSTORM OVER SOUTHWEST ST. CHARLES COUNTY...10 MILES SOUTHWEST OF ST. PETERS IS SHOWING SIGNS OF WEAKENING. THE THUNDERSTORM WILL HOWEVER CONTINUE TO PRODUCE HEAVY RAINFALL ...DANGEROUS LIGHTNING AND GUSTY SURFACE WINDS OF 30 TO 40 MILES AN HOUR. THE THUNDERSTORM WILL THROUGH THE CITY OF ST. PETERS AND O'FALLON MISSOURI BETWEEN 445 AND 500 PM CDT. ANOTHER STRONG THUNDERSTORM WAS LOCATED OVER CENTRAL PIKE COUNTY ILLINOIS...ABOUT 5 MILES WEST OF PITTSFIELD OR 30 MILES SOUTHEAST QUNICY. THE THUNDERSTORMS WERE MOVING TO THE NORTHEAST AT. 25 MILES AN HOUR. PRZYBYLINSKI
Special weather statement, May 16, 4:47 PM CDT, 1 hour 35 minutes before
MOZ007-011-012-162245- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 441 PM CDT SAT MAY 16 1992 AT 435 PM CDT...THE STRONG THUNDERSTORM OVER SOUTHWEST ST. CHARLES COUNTY...10 MILES SOUTHWEST OF ST. PETERS IS SHOWING SIGNS OF WEAKENING. THE THUNDERSTORM WILL HOWEVER CONTINUE TO PRODUCE HEAVY RAINFALL ...DANGEROUS LIGHTNING AND GUSTY SURFACE WINDS OF 30 TO 40 MILES AN HOUR. THE THUNDERSTORM WILL THROUGH THE CITY OF ST. PETERS AND O'FALLON MISSOURI BETWEEN 445 AND 500 PM CDT. ANOTHER STRONG THUNDERSTORM WAS LOCATED OVER NORTH CENTRAL PIKE COUNTY ILLINOIS...ABOUT 10 MILES NORTH OF PITTSFIELD OR 30 MILES SOUTHEAST QUNICY. THE THUNDERSTORMS WERE MOVING TO THE NORTHEkAST AT 25 MILES AN HOUR. PRZYBYLINSKI
Special weather statement, May 16, 5:45 PM CDT, 37 minutes before
MOZ009-010-013-014-162330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA MO 545 PM CDT SAT MAY 16 1992 ...SHOWERS AND ISOLATED STRONG THUNDERSTORMS OVER SOUTHWESTERN SECTIONS OF CENTRAL MISSOURI... AT 540 PM ISOLATED STRONG THUNDERSTORMS WERE 33 MILES SOUTH OF SEDALIA NEAR WARSAW...AND 10 MILES WEST OF SEDALIA. ANOTHER STRONG THUNDERSTORM WAS 25 MILES SOUTH OF KIRKSVILLE...JUST WEST OF MACON. THE THUNDERSTORMS WERE MOVING NORTH AROUND 25 MILES AN HOUR...AND HAD WEAKENED SINCE 500 PM. THEY WERE STILL CAPABLE OF PRODUCING BRIEF HEAVY RAIN DEADLY CLOUD TO GROUND LIGHTNING...GUSTY WINDS OF 30 TO 40 MILES AN HOUR...AND POSSIBLY SMALL HAIL. THUNDERSTORMS COULD POP UP ANYWHERE IN %THE WARM UNSTABLE AIR OVER CENTRAL MISSOURI THIS EVENING...SO PERSONS AROUND THE AREA SHOULD KEEP AN EYE ON THE SKY...AND BE PREPARED FOR RAPIDLY CHANGING WEATHER CONDITIONS. LA GREE
Special weather statement, May 16, 6:03 PM CDT, 19 minutes before
MOZ011-012-ILZ011-170000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 602 PM CDT SAT MAY 16 1992 AT 555 PM CDT...WEATHER SERVICE RADAR SHOWED SEVERAL STRONG THUNDERSTORMS OVER SOUTHERN JEFFERSON...ST. FRANCOIS AND ST. GENEVIEVE COUNTIES EAST CENTRAL MISSOURI...ABOUT 30 TO 60 MILES SOUTH OF ST. LOUIS OTHER STRONG THUNDERSTORMS WERE LOCATED OVER SOUTHWEST MADISON COUNTY...JUST NORTHEAST OF ST. LOUIS AND OVER EASTERN JERSEY COUNTY ILLINOIS...ABOUT 30 MILES NORTH OF ST. LOUIS. THE STORM JUST NORTHEAST OF ST. LOUIS WILL MOVE BETWEEN ALTON AND EDWARDSVILLE BETWEEN 605 AND 620 PM CDT THIS EVENING. THE STORMS 30 TO 50 MILES SOUTH OF ST. LOUIS WILL MOVE INTO EASTERN JEFFERSON COUNTY MISSOURI AND WESTERN MONROE COUNTY ILLINOIS BETWEEN 605 AND 630 PM CDT. MANY OF THESE STORMS WILL PRODUCE BRIEF TORRENTIAL RAINFALL... GUSTY WINDS AND DANGEROUS LIGHTNING. THE THUNDERSTORMS WERE MOVING NORTH AT 20 TO 25 MILES AN HOUR. PRZYBYLINSKI
Special weather statement, May 16, 6:19 PM CDT, 3 minutes before
MOZ011-012-ILZ011-170015- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 618 PM CDT SAT MAY 16 1992 AT 615 PM CDT...WEATHER SERVICE RADAR SHOWED A NEW AREA OF THUNDERSTORMS DEVELOPING RAPIDLY FROM 5 MILES SOUTHWEST TO 20 MILES SOUTHWEST OF DOWNTOWN ST. LOUIS. OTHER STRONG THUNDERSTORMS EXTENDED FROM EDWARDSVILLE TO JUST NORTH OF DOWNTOWN ST. LOUIS AND OVER CENTRAL MONROE COUNTY ILLINOIS. MANY OF THESE STORMS WILL PRODUCE S)TRONG AND GUSTY SURFACE WINDS ...SMALL HAIL AND TORRENTIAL RAINFALL. THE THUNDERSTORMS WERE MOVING TO THE NORTH AT 20 TO 25 MILES AN HOUR. PRZYBYLINSKI
Nearby
Severe Thunderstorm Warnings in Illinois, 1992Severe Thunderstorm Warnings in Missouri, 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.