Alert archive / Illinois / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 132, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Sep 9, 1992, 8:59 PM CDT for Randolph County, Illinois. It was in force for 61 min.
The area
The counties it named.
The facts
- Issued
- Sep 9, 1992, 8:59 PM CDT (01:59 UTC)
- Expired
- Sep 9, 1992, 10:00 PM CDT
- In force
- 61 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
County Randolph County, IL
The radar
The St Louis radar (KLSX), 104 km from the middle of the area, began a volume at 01:55 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Paducah/Barkley, KY (KPAH), launched 00:00Z, 2.0 hours before the alert went out and 147 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
- 2032 J/kg
- Mixed-layer CIN
- -6 J/kg
- Mixed-layer LCL
- 1281 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 47 m²/s²
- 0-3 km storm-relative helicity
- 107 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.7
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 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, Sep 9, 5:41 PM CDT, 3 hours 18 minutes before
MOZALL-100100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 532 PM CDT WED SEP 9 1992 ...A TORNADO WATCH HAS BEEN ISSUED FOR PORTIONS OF SOUTHERN AND EAST CENTRAL MISSOURI UNTIL 1 AM... ...A TORNADO WATCH REMAINS IN EFFECT FOR PORTIONS OF CENTRAL AND NORTHEAST MISSOURI... ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR PORTIONS OF SOUTHWEST AND WEST CENTRAL MISSOURI... A NEW TORNADO WATCH HAS BEEN ISSUED FOR MISSOURI. THIS ONE EXTENDS FROM A SMALL PORTION OF SOUTHWEST MISSOURI THROUGH EAST CENTRAL MISSOURI. THIS WATCH INCLUDES THE SPRINGFIELD...ROLLA AND ST LOUIS AREA AND IS IN EFFECT UNTIL 1 AM. THE TORNADO WATCH FOR CENTRAL AND NORTHEAST MISSOURI REMAINS IN EFFECT UNTIL 9 PM. THE SEVERE THUNDERSTORM WATCH FOR EXTREME SOUTHWEST AND PORTIONS OF WEST CENTRAL MISSOURI REMAINS IN EFFECT UNTIL MIDNIGHT. TUCKER
Special weather statement, Sep 9, 6:06 PM CDT, 2 hours 53 minutes before
MOZALL-100100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 555 PM CDT WED SEP 9 1992 ...PORTIONS OF TORNADO WATCH NUMBER 830 HAS BEEN CLEARED... ...TORNADO WATCHES REMAIN IN EFFECT FOR MUCH OF SOUTHERN...CENTRAL AND EAST CENTRAL MISSOURI... ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR PORTIONS OF SOUTHWEST AND WEST CENTRAL MISSOURI... THE NATIONAL WEATHER SERVICE HAS CLEARED THAT PORTION OF TORNADO WATCH NUMBER 830 NORTH AND WEST OF THE COLUMBIA AREA. THIS INCLUDES ZONES 6 AND 9...INCLUDING THE COUNTIES OF MACON...CHARITON...RANDOLPH... LAFAYETTE...SALINE...JOHNSON AND PETTIS. THIS INCLUDES THE CITY OF SEDALIA. THE REST OF TORNADO WATCH NUMBER 830 REMAINS IN EFFECT UNTIL 9 PM. TORNADO WATCH NUMBER 835...FROM SOUTHWEST THROUGH EAST CENTRAL MISSOURI REMAINS IN EFFECT UNTIL 1 AM. SEVERE THUNDERSTORM WATCH FOR EXTREME SOUTHWEST AND PORTIONS OF WEST CENTRAL MISSOURI REMAINS IN EFFECT UNTIL MIDNIGHT. TUCKdER
Special weather statement, Sep 9, 6:16 PM CDT, 2 hours 43 minutes before
MOZ011-012-100115- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 616 PM CDT WED SEP 9 1992 ...STRONG THUNDERSTORMS MOVING INTO EAST CENTRAL MISSOURI AND SOUTHWEST ILLINOIS...AND THE ST LOUIS METRO AREA... AT 610 PM...WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF INTENSE THUNDERSTORMS FROM CENTRAL ILLINOIS TO CENTRAL MISSOURI...FROM JUST NORTHWEST OF SPRINGFIELD ILLINOIS TO JUST SOUTH OF COLUMBIA MISSOURI. THIS LINE OF STORMS WAS DROPPING SOUTHEAST AT 40 MILES AN HOUR. AT THIS MOVEMENT...STORMS SHOULD BEGIN TO AFFECT NORTHERN SECTIONS OF THE ST LOUIS METRO AREA BY 7 PM...AND SHOULD REACH THE CITY OF ST LOUIS BY 730 PM. A TORNADO WATCH IS IN EFFECT FOR THE ST LOUIS METRO AREA...AS WELL AS ALL OF EAST CENTRAL MISSOURI AND SOUTHWEST ILLINOIS. PEOPLE SHOULD CAREFULLY KEEP ABREAST OF WEATHER DEVELOPMENTS ACROSS THE BI-STATE AREA AS THESE STORMS APPROACH. ALONG WITH THE THREAT OF LARGE HAIL AND DAMAGING WINDS...THESE STORMS WILL BE PRODUCING TORRENTIAL RAINS. TRUETT
Special weather statement, Sep 9, 7:01 PM CDT, 1 hour 58 minutes before
MOZ012-100200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 700 PM CDT WED SEP 9 1992 ...STRONG THUNDERSTORMS CONTINUE TO MOVE INTO THE ST LOUIS METRO AREA... AT 7PM...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A LINE OF STRONG THUNDERSTORMS OVER EAST CENTRAL MISSOURI AND SOUTHWEST ILLINOIS. THE LINE EXTENDED FROM JUST SOUTH OF SPRINGFIELD ILLINOIS TO 30 MILES NORTH OF ST LOUIS...TO 50 MILES WEST OF ST LOUIS. THIS LINE OF STORMS WAS STILL DROPPING SOUTHEAST AT 40 MILES AN HOUR... AND WILL BE AFFECTING MUCH OF THE ST LOUIS METRO AREA BETWEEN 715 AND 815 PM THIS EVENING. A TORNADO WATCH REMAINS IN EFFECT FOR THE ST LOUIS METRO AREA...AS WELL AS ALL OF EAST CENTRAL MISSOURI AND SOUTHWEST ILLINOIS. PEOPLE SHOULD CAREFULLY KEEP ABREAST OF WEATHER DEVELOPMENTS ACROSS THE BI-STATE AREA OVER THE NEXT FEW HOURS. SOME OF THE STORMS IN THIS LINE HAVE BEEN PRODUCING LARGE HAIL AND DAMAGING WINDS TO THE NORTH AND WEST OF ST LOUIS. ALONG WITH THE THREAT OF LARGE HAIL AND DAMAGING WINDS...THESE STORMS WILL BE PRODUCING TORRENTIAL RAINS WHICH COULD FLOOD SOME STREETS AND OTHER LOW LYING AREAS. TRUETT
Special weather statement, Sep 9, 7:44 PM CDT, 1 hour 15 minutes before
MOZALL-100130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 745 PM CDT WED SEP 9 1992 NORTHEAST MISSOUTH HAS BEEN CLEARED FROM TORNADO WATCH 832. THE THREAT OF SEVERE WEATHER HAS NOW DROPPED SOUTH INTO CENTRAL AND EAST CENTRAL MISSOURI. SPECIFICALLY...THE WATCH IS NO LONGER IN EFFECT FOR THE FOLLOWING COUNTIES IN MISSOURI...LEWIS...SHELBY...MARION...MONROE...RALLS...AND PIKE. ADJACENT COUNTIES IN ILLINOIS HAVE ALSO BEEN CLEARED FROM THE TORNADO WATCH. THE CITIES OF HANNIBAL MISSOURI AND QUINCY ILLINOIS ARE ALSO CLEARED FROM THE TORNADO WATCH. TRUETT
Special weather statement, Sep 9, 8:30 PM CDT, 29 minutes before
MOZALL-100230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 835 PM CDT WED SEP 9 1992 CENTRAL AND PARTS OF EAST CENTRAL MISSOURI HAS BEEN CLEARED FROM TORNADO WATCH 832. THREAT OF SEVERE WEATHER HAS NOW DROPPED SOUTH OF THIS AREA. SPECIFICALLY...THE WATCH IS NO LONGER IN EFFECT FOR THE FOLLOWING COUNTIES...HOWARD...BOONE...AUDRAIN...COOPER....CALLAWAY...MONITEAU... COLE...OSAGE...MONTGOMERY...WARREN...AND LINCOLN. THE CITI6ES OF COLUMBIA AND JEFFERSON CITY AREA ALSO CLEARED FROM THE TORNADO WATCH. TRUETT
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 9, 7:05 PM CDT | Severe Thunderstorm Warning | LSX | Saint Charles | 55 min |
| Sep 9, 7:36 PM CDT | Severe Thunderstorm Warning | LSX | Saint Louis | 54 min |
| Sep 9, 7:22 PM CDT | Severe Thunderstorm Warning | LSX | Jersey | 38 min |
| Sep 9, 8:51 PM CDT | Severe Thunderstorm Warning | LSX | Monroe, Saint Clair | 54 min |
| Sep 9, 9:17 PM CDT | Severe Thunderstorm Warning | LSX | Perry, Washington | 43 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; radar from the NEXRAD Level II archive.