Alert archive / Illinois / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 46, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Apr 27, 1994, 3:02 AM CDT for Perry County, Illinois. It was in force for 43 min.
The area
The counties it named.
The facts
- Issued
- Apr 27, 1994, 3:02 AM CDT (08:02 UTC)
- Expired
- Apr 27, 1994, 3:45 AM CDT
- In force
- 43 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
County Perry County, IL
The nearest sounding before it
Paducah/Barkley, KY (KPAH), launched 00:00Z, 8.0 hours before the alert went out and 127 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
- 2999 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 1036 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 128 m²/s²
- 0-3 km storm-relative helicity
- 139 m²/s²
- Significant tornado parameter
- 1.8
- Supercell composite
- 10.5
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSTL 270804 SVRSTL ILC145-270845- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 302 AM CDT WED APR 27 1994 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 345 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTH CENTRAL ILLINOIS ...PERRY COUNTY AT 302 AM...WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM OVER RANDOLPH COUNTY BETWEEN SPARTA AND CHESTER. ONE INCH DIAMETER HAIL WAS REPORTED AT STEELVILLE AT 255 AM. THE STORM WAS MOVING EAST AT 35 MILES AN HOUR. TOWNS IN THE PATH OF THE STORM INCLUDE CUTLER AND PINCKNEYVILLE. PEOPLE IN AND CLOSE TO THESE AREAS SHOULD SEEK SHELTER IMMEDEATELY! 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. SMALL/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, Apr 27, 12:49 AM CDT, 2 hours 13 minutes before
ILZ064-069-066-065-075-100-070-102-101-074-270745- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 1247 AM CDT WED APR 27 1994 ...THUNDERSTORMS REDEVELOPING OVER SOUTHERN ILLINOIS... AT 1245 AM...WEATHER SERVICE RADAR WAS INDICATING THUNDERSTORMS WERE REDEVELOPING OVER SOUTHERN ILLINOIS FROM NEAR ST. LOUIS TO NEAR SALEM. A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 AM. RESIDENTS IN THIS AREA SHOULD CONTINUE TO MONITOR NOAA WEATHER RADIO AND LOCAL MEDIA SOURCES FOR FURTHER STATEMENTS AND POSSIBLE WARNINGS. IF THREATENING WEATHER APPROACHES TAKE COVER IN A REINFORCED BUILDING AWAY FROM WINDOWS. GKS/TRUETT
Special weather statement, Apr 27, 12:57 AM CDT, 2 hours 5 minutes before
MOZ024-025-032-033-039>042-045>051-055>059-068>070-270700-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA MO
1255 AM CDT WED APR 27 1994
...A TORNADO WATCH IS IN EFFECT FOR THE SOUTHEAST HALF OF CENTRAL
MISSOURI UNTIL 300 AM CDT...
AT 150 AM STRONG THUNDERSTORMS IN CENTRAL MISSOURI EXTENDED FROM 40
MILES SOUTHEAST OF JEFFERSON CITY NEAR OWENSVILLE TO 50 MILES SOUTH
OF JEFFERSON CITY NEAR WAYNESVILLE. THE BAND OF THUNDERSTORMS TRAILED
SOUTHWEST TO JUST NORTH OF SPRINGFIELD. THE THUNDERSTORMS WERE MOVING
NORTHEAST AT 45 MPH. OWENSVILLE...VIENNA...AND WAYNESVILLE WILL
CONTINUE TO BE AFFECTED BY THESE THUNDERSTORMS THROUGH 2 AM.
BE ALERT FOR BRIEF PERIODS OF HEAVY RAIN ACCOMPANIED BY GUSTY WINDS
AND SMALL HAIL. FLOODING OF URBAN AREAS AND BRIDGES ON COUNTY ROADS
IS POSSIBLE. DRIVE SLOWLY THROUGH LOW SPOTS AS FLOODED ROADS ARE
DIFFICULT TO SEE AT NIGHT.
KENNEDYLocal storm report, Apr 27, 1:04 AM CDT, 1 hour 58 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
104 AM CDT WED APR 27 1994
...PRELIMINARY STORM REPORTS FROM TUESDAY EVENING AND EARLY WEDNESDAY
MORNING...APRIL 26TH AND 27TH...
TIME(CDT) COUNTY REPORT
655 PM DENT 4 1/2 MILES SOUTH OF SALEM...15 MINUTES OF
MISSOURI ONE INCH DIAMETER HAIL...FROM CIVIL DEFENSE
DIRECTOR.
710 PM DENT GOLF BALL SIZE HAIL AT SALEM. REPORTED BY
MISSOURI COUNTY SHERIFF.
723 PM DENT GOLF BALL SIZE HAIL 6 MILES SOUTH OF SALEM.
MISSOURI REPORTED BY COUNTY SHERIFF.
725 PM FRANKLIN ONE INCH HAIL AND 60 MPH WINDS AT GERALD.
MISSOURI REPORTED BY COUNTY SHERIFF.
738 PM IRON GOLF BALL SIZE HAIL NEAR VIBURNUM...FROM
MISSOURI THE COUNTY SHERIFF.
745 PM FRANKLIN GOLF BALL SIZE HAIL 2 MILES SOUTH OF UNION...
MISSOURI FROM COUNTY SHERIFF.
755 PM FRANKLIN 3/4 INCH HAIL AT UNION...FROM PUBLIC.
MISSOURI
800 PM ST CHARLES LARGE TREES UPROOTED AT LAKE ST LOUIS....FROM
MISSOURI HAM RADIO.
820 PM PHELPS TRACTOR TRAILER OVERTUNED ON INTERSTATE 44
MISSOURI DUE TO HIGH WINDS NEAR ST JAMES. RELAYED BY HAM
RADIO.
822 PM PHELPS WIND DAMAGE AT ROLLA...UNCONFIRMED TORNADO.
MISSOURI RELAYED FROM HAM RADIO.
825 PM FRANKLIN 60 MPH WINDS AT NEW HAVEN...FROM COUNTY
MISSOURI SHERIFF.
825 PM ST LOUIS DIME SIZE HAIL IN GROVER...FROM NWS SPOTTER.
MISSOURI
825 PM ST LOUIS ONE INCH HAIL AT ELLISVILLE. REPORTED BY THE
MISSOURI PUBLIC.
830 PM ST LOUIS 3 INCH DIAMETER HAIL IN CHESTERFIELD...AUTO
MISSOURI DAMAGE...REPORTED FROM NWS SPOTTER.
831 PM ST LOUIS ONE INCH HAIL IN WEST COUNTY...FROM ST LOUIS
MISSOURI EOC.
831 PM ST LOUIS ONE INCH HAIL REPORTED NEAR SPIRIT OF ST LOUIS
MISSOURI AIRPORT...FROM NWS SPOTTER.
831 PM WARREN ONE INCH HAIL AND WIND DAMAGE IN WRIGHT CITY.
MISSOURI RELAYED BY HAM RADIO.
833 PM JERSEY WIND DAMAGE IN JERSEYVILLE...FROM THE COUNTY
ILLINOIS SHERIFF.
833 PM JERSEY GOLF BALL SIZE HAIL...WINDS IN EXCESS OF 60
ILLINOIS MPH AND EXTENSIVE WIND DAMAGE IN OTTERVILLE.
REPORTED BY THE COUNTY SHERIFF.
836 PM WARREN ONE INCH HAIL AND STRONG WINDS 2 MILES EAST OF
MISSOURI WRIGHT CITY...RELAYED BY HAM RADIO.
836 PM ST LOUIS ONE INCH DIAMTER HAIL REPORTED AT CHESTERFIELD FROM
MISSOURI NWS SPOTTER.
840 PM ST CHARLES 2 INCH DIAMTER HAIL AT O'FALLON...FROM THE PUBLIC.
MISSOURI
840 PM ST LOUIS 3/4 INCH DIAMTER HAIL REPORTED IN BRIDGETON...FROM
MISSOURI NWS SPOTTER.
840 PM CRAWFORD TREES UNROOTED IN CUBA...FROM NWS SPOTTER.
MISSOURI
842 PM ST LOUIS 1 INCH DIAMTER HAIL AT BRIDGETON. REPORTED BY
MISSOURI MISSOURI HIGHWAY PATROL...TROOP C.
858 PM ST LOUIS 3/4 INCH DIAMETER HAIL AT FLORISSANT. REPORTED
MISSOURI BY THE PUBLIC.
900 PM CRAWFORD TORNADO 3 MILES SOUTH OF CUBA. REPORTED BY
MISSOURI MISSOURI HIGHWAY PATROL...TROOP I.
906 PM CRAWFORD POWER LINES DOWN IN CUBA...FROM PUBLIC.
MISSOURI
910 PM FRANKLIN 50 TO 60 MPH WINDS IN ST CLAIR...REPORTED BY
MISSOURI NWS SPOTTER.
912 PM JEFFERSON GOLF BALL SIZE HAIL SOUTHWEST OF FESTUS.
MISSOURI REPORTED BY COUNTY EOC.
915 PM CRAWFORD NUMEROUS REPORTS OF TREES AND POWER LINES
MISSOURI DOWN NEAR CUBA. REPORTED BY COUNTY SHERIFF.
915-920 PM JEFFERSON GOLF BALL SIZE HAIL NEAR FESTUS...FROM THE
MISSOURI PUBLIC.
918 PM PIKE TELEPHONE POLES DOWN NEAR MIDDLETOWN. RELAYED
MISSOURI FROM HAM RADIO.
923 PM LINCOLN 50 TO 60 MPH WINDS AT ELSBERRY...FROM HAM RADIO.
MISSOURI
935 PM JEFFERSON POSSIBLE TORNADO NEAR CRYSTAL CITY. REPORTED BY
MISSOURI HAM RADIO.
957 PM ST CLAIR QUARTER SIZE HAIL AT FREEBURG...FROM HAM RADIO.
ILLINOIS
1000 PM ST CLAIR UNCONFIRMED TORNADO 10 MILES SOUTH OF BELLEVILLE.
ILLINOIS REPORTED BY HAM RADIO RELAY.
1003 PM ST CLAIR DIME SIZE HAIL AT MASCOUTAH...FROM HAM RADIO.
ILLINOIS
1010 PM ST CLAIR 60 TO 70 MPH WINDS REPORTED AT CENTERVILLE AND
ILLINOIS BELLEVILLE. REPORTED BY HAM RADIO.
1013 PM ST CLAIR UNCONFIRMED TORNADO NEAR NEW BADEN...FROM COUNTY
ILLINOIS EOC.
1015 PM ST CLAIR TREES DOWN NEAR DUPO. REPORTED BY COUNTY SHERIFF.
ILLINOIS
1030 PM CLINTON TREES DOWN IN TRENTON...FROM THE COUNTY SHERIFF.
ILLINOIS
1030 PM BOND QUARTER SIZE HAIL AT GREENVILLE...FROM HAM RADIO.
ILLINOIS
1030 PM RANDOLPH 50 TO 60 MPH WINDS AT PRAIRE DU ROCHER. REPORTED
ILLINOIS FROM COUNTY EOC.
1038 PM BOND GOLF BALL SIZE AT MULBERRY GROVE. REPORTED BY
ILLINOIS HAM RADIO.
1050 PM WASHINGTON TREES DOWN 4 MILES SOUTH OF LIVELY GROVE.
ILLINOIS REPORTED BY COUNTY SHERIFF.
1055 PM FAYETTE ONE INCH HAIL 2 MILES WEST OF VANDALIA...FROM
ILLINOIS ILLINOIS STATE POLICE.
1110-1120 MARION NUMEROUS TREES DOWN AND DAMAGE TO HOUSE TRAILERS
PM ILLINOIS AT PAKOTA AND KINMUNDY...FROM COUNTY SHERIFF.
1220 AM FRANKLIN NICKEL SIZE HAIL AT LONEDELL...FROM COUNTY SHERIFF.
MISSOURI
1225 AM JEFFERSON GOLF BALL SIZE AND WIND GUSTS UP TO 60 MPH AT
MISSOURI CEDAR HILL...COUNTY EOC.
1227 AM JEFFERSON GOLF BALL SIZE HAIL AT SHADY VALLEY...FROM
MISSOURI COUNTY SHERIFF.
1233 AM ST LOUIS 1 INCH HAIL AT FENTON...FROM COUNTY EOC.
MISSOURI
1233 AM JEFFERSON 1 INCH HAIL AT ARNOLD...FROM COUNTY EOC.
MISSOURI
SMALL/GLASSSpecial weather statement, Apr 27, 1:20 AM CDT, 1 hour 42 minutes before
MOZ024-025-032-033-039>042-045>051-055>059-068>070-270700-
SPECIAL WEATHER STATEMENT...CORRECTED FOR TIMES
NATIONAL WEATHER SERVICE COLUMBIA MO
120 AM CDT WED APR 27 1994
...A TORNADO WATCH IS IN EFFECT FOR THE SOUTHEAST HALF OF CENTRAL
MISSOURI UNTIL 300 AM CDT...
AT 150 AM STRONG THUNDERSTORMS IN CENTRAL MISSOURI EXTENDED FROM 40
MILES SOUTHEAST OF JEFFERSON CITY NEAR OWENSVILLE TO 50 MILES SOUTH
OF JEFFERSON CITY NEAR WAYNESVILLE. THE BAND OF THUNDERSTORMS TRAILED
SOUTHWEST TO JUST NORTH OF SPRINGFIELD. THE THUNDERSTORMS WERE MOVING
NORTHEAST AT 45 MPH. OWENSVILLE...VIENNA...AND WAYNESVILLE WILL
CONTINUE TO BE AFFECTED BY THESE THUNDERSTORMS THROUGH 2 AM.
BE ALERT FOR BRIEF PERIODS OF HEAVY RAIN ACCOMPANIED BY GUSTY WINDS
AND SMALL HAIL. FLOODING OF URBAN AREAS AND BRIDGES ON COUNTY ROADS
IS POSSIBLE. DRIVE SLOWLY THROUGH LOW SPOTS AS FLOODED ROADS ARE
DIFFICULT TO SEE AT NIGHT.
KENNEDYSpecial weather statement, Apr 27, 1:21 AM CDT, 1 hour 41 minutes before
MOZ024-025-032-033-039>042-045>051-055>059-068>070-270700-
SPECIAL WEATHER STATEMENT...CORRECTED FOR TIMES
NATIONAL WEATHER SERVICE COLUMBIA MO
120 AM CDT WED APR 27 1994
...A TORNADO WATCH IS IN EFFECT FOR THE SOUTHEAST HALF OF CENTRAL
MISSOURI UNTIL 300 AM CDT...
AT 1250 AM STRONG THUNDERSTORMS IN CENTRAL MISSOURI EXTENDED FROM 40
MILES SOUTHEAST OF JEFFERSON CITY NEAR OWENSVILLE TO 50 MILES SOUTH
OF JEFFERSON CITY NEAR WAYNESVILLE. THE BAND OF THUNDERSTORMS TRAILED
SOUTHWEST TO JUST NORTH OF SPRINGFIELD. THE THUNDERSTORMS WERE MOVING
NORTHEAST AT 45 MPH. OWENSVILLE...VIENNA...AND WAYNESVILLE WILL
CONTINUE TO BE AFFECTED BY THESE THUNDERSTORMS THROUGH 2 AM.
BE ALERT FOR BRIEF PERIODS OF HEAVY RAIN ACCOMPANIED BY GUSTY WINDS
AND SMALL HAIL. FLOODING OF URBAN AREAS AND BRIDGES ON COUNTY ROADS
IS POSSIBLE. DRIVE SLOWLY THROUGH LOW SPOTS AS FLOODED ROADS ARE
DIFFICULT TO SEE AT NIGHT.
KENNEDYSpecial weather statement, Apr 27, 1:31 AM CDT, 1 hour 31 minutes before
MOZ048>051-057-069-271000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 130 AM CDT WED APR 27 1994 ...PARTS OF TORNADO WATCH #137 HAVE BEEN CANCELLED FOR CENTRAL MISSOURI... THE NATIONAL WEATHER SERVICE HAS CANCELLED THE FOLLOWING COUNTIES FROM TORNADO WATCH #137... CALLAWAY COLE CAMDEN MILLER MONTGOMERY OSAGE THE REMAINDER OF THE WATCH CONTINUES UNTIL 300 AM FOR SECTIONS OF SOUTHERN AND EAST CENTRAL MISSOURI. SHEA
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 26, 8:07 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Jersey | 68 min |
| Apr 26, 8:55 PM CDT | Severe Thunderstorm Warning | LSX | Madison | 65 min |
| Apr 26, 9:12 PM CDT | Tornado Warning | LSX | Macoupin, Montgomery | 33 min |
| Apr 26, 9:27 PM CDT | Tornado Warning | LSX | Monroe | 48 min |
| Apr 26, 9:43 PM CDT | Severe Thunderstorm Warning | LSX | Saint Clair | 47 min |
| Apr 26, 9:54 PM CDT | Severe Thunderstorm Warning | LSX | Randolph | 66 min |
| Apr 26, 10:14 PM CDT | Severe Thunderstorm Warning | LSX | Clinton, Washington | 61 min |
| Apr 26, 10:30 PM CDT | Severe Thunderstorm Warning | LSX | Bond | 45 min |
| Apr 26, 10:39 PM CDT | Severe Thunderstorm Warning | LSX | Fayette | 51 min |
| Apr 26, 10:47 PM CDT | Severe Thunderstorm Warning | LSX | Jefferson, Marion | 58 min |
| Apr 27, 12:33 AM CDT | Severe Thunderstorm Warning | LSX | Monroe, Saint Clair | 42 min |
| Apr 27, 1:12 AM CDT | Severe Thunderstorm Warning | LSX | Clinton, Saint Clair | 48 min |
| Apr 27, 2:40 AM CDT | Severe Thunderstorm Warning | LSX | Randolph | 50 min |
| Apr 27, 3:20 AM CDT | Tornado Warning | LSX | Perry | 27 min |
| Apr 27, 6:58 PM CDT | Severe Thunderstorm Warning | LSX | Madison, Saint Clair | 47 min |
Nearby
Severe Thunderstorm Warnings in Illinois, 1994Every severe thunderstorm warning in 1994
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.