Alert archive / Illinois / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 178, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Oct 1, 1993, 7:16 PM CDT for Marion County, Illinois. It was in force for 23 min.
The area
The counties it named.
The facts
- Issued
- Oct 1, 1993, 7:16 PM CDT (00:16 UTC)
- Expired
- Oct 1, 1993, 7:39 PM CDT
- In force
- 23 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
County Marion County, IL
The nearest sounding before it
Paducah/Barkley, KY (KPAH), launched 00:00Z, 0.3 hours before the alert went out and 177 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
- 610 J/kg
- Mixed-layer CIN
- -75 J/kg
- Mixed-layer LCL
- 1647 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 76 m²/s²
- 0-3 km storm-relative helicity
- 114 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 3.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSTL 020017 SVRSTL ILC121-020100- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 716 PM CDT FRI OCT 1 1993 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 800 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTH CENTRAL ILLINOIS ...SOUTHEASTERN MARION COUNTY AT 715 PM...NWS DOPPLER RADAR SHOWED A SEVERE THUNDERSTORM OVER SOUTHERN MARION COUNTY ABOUT 10 MILES SOUTH OF SALEM. THIS STORM WAS MOVING EAST AT 20 MPH. IF YOU LIVE IN THE TOWNS OF CARTER...KELL...OR HELM TAKE IMMEDIATE SHELTER. 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. GLASS/TRUETT
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, Oct 1, 3:55 PM CDT, 3 hours 21 minutes before
MOZ066>115-012300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 355 PM CDT FRI OCT 1 1993 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR SOUTHERN MISSOURI UNTIL 10 PM... A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR SOUTHERN SECTIONS OF MISSOURI UNTIL 10 PM. A FEW CITIES INCLUDED IN THE WATCH ARE BRANSON...WEST PLAINS...POPLAR BLUFF...AND CAPE GIRARDEAU. AT 355 PM...ONLY A FEW LIGHT SHOWERS WERE OCCURRING ACROSS SOUTHERN MISSOURI. HOWEVER...CONDITIONS ARE FAVORABLE FOR THE RAPID DEVELOPMENT OF THUNDERSTORMS DURING THE LATE AFTERNOON AND EVENING HOURS...AS A STRONG COLD FRONT PUSHES ACROSS THE AREA. PEOPLE THROUGHOUT SOUTHERN MISSOURI SHOULD MONITOR NOAA WEATHER RADIO...AND LOCAL RADIO AND TV STATIONS...FOR LATER STATEMENTS...AND POSSIBLE WARNINGS. TRUETT
Special weather statement, Oct 1, 3:56 PM CDT, 3 hours 20 minutes before
MOZ066>115-012300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 355 PM CDT FRI OCT 1 1993 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR SOUTHERN MISSOURI UNTIL 10 PM... A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR SOUTHERN SECTIONS OF MISSOURI UNTIL 10 PM. A FEW CITIES INCLUDED IN THE WATCH ARE BRANSON...WEST PLAINS...POPLAR BLUFF...AND CAPE GIRARDEAU. AT 355 PM...ONLY A FEW LIGHT SHOWERS WERE OCCURRING ACROSS SOUTHERN MISSOURI. HOWEVER...CONDITIONS ARE FAVORABLE FOR THE RAPID DEVELOPMENT OF THUNDERSTORMS DURING THE LATE AFTERNOON AND EVENING HOURS...AS A STRONG COLD FRONT PUSHES ACROSS THE AREA. PEOPLE THROUGHOUT SOUTHERN MISSOURI SHOULD MONITOR NOAA WEATHER RADIO...AND LOCAL RADIO AND TV STATIONS...FOR LATER STATEMENTS...AND POSSIBLE WARNINGS. TRUETT
Special weather statement, Oct 1, 4:18 PM CDT, 2 hours 58 minutes before
MOZ084-085-076-075-074-073-ILZ079-012215- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 418 PM CDT FRI OCT 1 1993 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR PARTS OF SOUTHERN MISSOURI UNTIL 1000 PM... AT 415 PM...RADAR INDICATED A STRONG THUNDERSTORMS WITH VERY HEAVY RAIN AND GUSTY WIND 10 MILES NORTHWEST OF FARMINGTON...OR ALONG THE ST FRANCOIS AND WASHINGTON COUNTY LINE. THIS STORM WAS MOVING EAST AT 25 MILES AN HOUR AND WILL BE MOVING NEAR BONNE TERRE...LEADWOOD AND DESLOGE BETWEEN 425 AND 500 PM. OTHER SCATTERED THUNDERSTORMS WERE FORMING ACROSS SOUTHEAST MISSOURI SO RESIDENTS SHOULD REMAIN ALERT FOR POSSIBLE SEVERE WEATHER. WHEN STORMS MOVE INTO YOUR AREA...MOVE TO A PLTER OR STAY INSIDE. LARGE HAIL...DAMAGING WIND AND FREQUENT LIGHTNING CAN BE EXPECTED. A STRONG COLD FRONT IS MOVING THROUGH THE REGION WHICH IS RESPONSIBLE FOR THE STORMS. THE THREAT FOR SEVERE WEATHER WILL END LATER THIS EVENING AFTER THE FRONT MOVES THROUGH. LISTEN TO NOAA WEATHER RADIO FOR FURTHER DETAILS AND POSSIBLE WARNINGS. SHEA
Special weather statement, Oct 1, 4:20 PM CDT, 2 hours 56 minutes before
MOZ084-085-076-075-074-073-ILZ079-012215- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 418 PM CDT FRI OCT 1 1993 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR PARTS OF SOUTHERN MISSOURI UNTIL 1000 PM... AT 415 PM...RADAR INDICATED A STRONG THUNDERSTORMS WITH VERY HEAVY RAIN AND GUSTY WIND 10 MILES NORTHWEST OF FARMINGTON...OR ALONG THE ST FRANCOIS AND WASHINGTON COUNTY LINE. THIS STORM WAS MOVING EAST AT 25 MILES AN HOUR AND WILL BE MOVING NEAR BONNE TERRE...LEADWOOD AND DESLOGE BETWEEN 425 AND 500 PM. OTHER SCATTERED THUNDERSTORMS WERE FORMING ACROSS SOUTHEAST MISSOURI SO RESIDENTS SHOULD REMAIN ALERT FOR POSSIBLE SEVERE WEATHER. WHEN STORMS MOVE INTO YOUR AREA...MOVE TO A PLACE OF SHELTER OR STAY INSIDE. LARGE HAIL...DAMAGING WIND AND FREQUENT LIGHTNING CAN BE EXPECTED. A STRONG COLD FRONT IS MOVING THROUGH THE REGION WHICH IS RESPONSIBLE FOR THE STORMS. THE THREAT FOR SEVERE WEATHER WILL END LATE6R THIS EVENING AFTER THE FRONT MOVES THROUGH. LISTEN TO NOAA WEATHER RADIO FOR FURTHER DETAILS AND POSSIBLE WARNINGS. SHEA
Nearby
Severe Thunderstorm Warnings in Illinois, 1993Every severe thunderstorm warning in 1993
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.