Alert archive / Illinois / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 9, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Apr 15, 1994, 5:26 AM CDT for Bond County, Madison County, Illinois. It was in force for 44 min.
The area
The counties it named.
The facts
- Issued
- Apr 15, 1994, 5:26 AM CDT (10:26 UTC)
- Expired
- Apr 15, 1994, 6:10 AM CDT
- In force
- 44 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
Counties Bond County, IL, Madison County, IL
The radar
The St Louis radar (KLSX), 90 km from the middle of the area, began a volume at 10:29 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, 10.4 hours before the alert went out and 216 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2422 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 46 m²/s²
- 0-3 km storm-relative helicity
- 115 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 151028 SVRSTL ILC005-119-151115- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 526 AM CDT FRI APR 15 1994 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 615 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTH CENTRAL ILLINOIS ...BOND COUNTY IN SOUTHWEST ILLINOIS ...MADISON COUNTY AT 525 AM...RADAR INDICATED SEVERE THUNDERSTORMS IN AND NORTH OF ST LOUIS...EXTENDING INTO CENTRAL ILLINOIS. THESE STORMS WERE MOVING EAST AT 35 TO 40 MILES AN HOUR AND WILL TRACK ACROSS MADISON AND BOND COUNTIES IN ILLINOIS BETWEEN 530 AND 600 AM. THE COMMUNITIES OF EDWARDSVILLE...ALHAMBRA AND GREENVILLE ARE IN THE PATH OF THESE STORMS. LARGE HAIL AND GUSTY WIND SEEM TO BE THE MAIN THREAT...BUT SMALL TORNADOES ARE POSSIBLE. REMEMBER...A TORNADO WATCH IS ALSO IN EFFECT. A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. j 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. SHEA/MORSE/RP
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 15, 3:32 AM CDT, 1 hour 54 minutes before
MOZ052-036-ILZ098-058-097-150930- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 330 AM CDT FRI APR 15 1994 ...STRONG WINDS WERE MOVING INTO EAST CENTRAL MISSOURI... A LINE OF THUNDERSTORMS FROM WEST CENTRAL ILLINOIS INTO CENTRAL MISSOURI IS PRODUCING AN AREA OF STRONG WIND OUT AHEAD OF THEM. THESE STRONG NORTHWEST WINDS WERE PUSHING ACROSS PIKE COUNTIES IN MISSOURI AND ILLINOIS. THEY WILL ENTER LINCOLN COUNTY MISSOURI...CALHOUN AND GREENE COUNTIES IN ILLINOIS BY 400 AM. SPEEDS OF 35 TO 45 MILES AN HOUR ARE POSSIBLE WITH THIS LINE OF WIND GUSTS. SHEA
Special weather statement, Apr 15, 3:45 AM CDT, 1 hour 41 minutes before
MOZ062-065-052-061-063-064-060-ILZ098-058-099-100-102-101-150945- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 344 AM CDT FRI APR 15 1994 ...A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 AM... AT 340 AM...A LINE OF THUNDERSTORMS WITH VERY HEAVY RAIN EXTENDED FROM PIKE COUNTY ILLINOIS...25 MILES EAST OF HANNIBAL...TO NEAR COLUMBIA MISSOURI. THESE STORMS WERE MOVING EAST AT 35 TO 40 MILES AN HOUR. AS THESE STORMS CONTINUE TO MOVE INTO EAST CENTRAL MISSOURI...RESIDENTS OF THE ST LOUIS AREA AND SURROUNDING COUNTIES SHOULD PREPARE FOR POSSIBLE SEVERE WEATHER. GUSTY WIND...HAIL AND FREQUENT LIGHTNING ARE POSSIBLE...ALONG WITH THE THREAT OF A TORNADO. THE GREATEST CHANCES FOR SEVERE WEATHER WILL BE BETWEEN 400 AND 600 AM FOR THE ST LOUIS AREA. LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA SOURCE FOR LATER STATEMENTS AND POSSIBLE WARNINGS. SHEA
Special weather statement, Apr 15, 4:07 AM CDT, 1 hour 19 minutes before
MOZ001>115-151015- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 406 AM CDT FRI APR 15 1994 ...THE TORNADO WATCH FROM SOUTHWEST MISSOURI INTO NORTHERN MISSOURI HAS BEEN CANCELLED... TORNADO WATCH #87 HAS BEEN CANCELLED. THIS WATCH WAS IN EFFECT FROM SOUTHWEST MISSOURI INTO THE NORTHERN COUNTIES. THUNDERSTORMS HAVE MOVED THROUGH THIS AREA AND SEVERE WEATHER IS NO LONGER EXPECTED. A TORNADO WATCH CONTINUES THOUGH FOR AREA^S EAST OF THERE...FROM SOUTHERN MISSOURI ACROSS CENTRAL AND EASTERN MISSOURI INTO WESTERN ILLINOIS. THIS WATCH RUNS UNTIL 900 AM. SHEA
Special weather statement, Apr 15, 4:18 AM CDT, 1 hour 8 minutes before
MOZ017-010-018-019-052-027-034-036-035-008-009-026-ILZ095-064-096- 098-058-097-049-151015- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 417 AM CDT FRI APR 15 1994 ...TORNADO WATCHES CONTINUE FOR SECTIONS OF NORTHEAST MISSOURI AND WEST CENTRAL ILLINOIS... TORNADO WATCH #88 CONTINUES FOR AREAS JUST SOUTH AND EAST OF THE QUINCY/HANNIBAL AREA EARLY THIS MORNING. THE THREAT FOR SEVERE WEATHER CONTINUES BETWEEN ST LOUIS AND HANNIBAL. FURTHER NORTH THOUGH...THE WATCHES HAVE BEEN CANCELLED. THE IMMEDIATE QUINCY/HANNIBAL AREA AND UP TOWARDS KIRKSVILLE ARE NO LONGER IN A TORNADO WATCH. SHEA
Local storm report, Apr 15, 4:52 AM CDT, 34 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA MO
430 AM CDT FRI APR 15 1994
...PRELIMINARY STORM REPORTS...ALL TIMES CDT
TIME COUNTY REPORT
0115 CHARITON 3/4 INCH HAIL AT BRUNSWICK AT 120 AM CDT.
0245 MORGAN 75 TO 80 MPH WINDS..LINES DOWN..LARGE TREE LIMBS
DOWN..PEASIZE HAIL..VERY HEAVY SHOWERS.
0300 BENTON LARGE TREES DOWN...MOBILE HOME BLOWN APART..
SMALL CHILD MISSING..THEN FOUND..POWER LINES DOWN.
MANY MOBILE HOMES DAMAGED SOUTH OF WARSAW.
MOTEL DAMAGED AT OSAGE BLUFF.
0310 MONITEAU 2 INCH HAIL.
0318 BENTON 2 CONFIRMED TORNADOES...ONE ABOUT 4 MILES WEST
OF WARSAW...ONE 4 MILES SOUTH OF WARSAW. ONE
OTHER TORNADO..UNCONFIRMED AND LOCATION UNKNOWN.
321 MONITEAU GOLFBALL SIZE HAIL 1/2 MILE NORTH OF FORTUNA AT
250 CDT.
325 BOON MARBLE SIZE HAIL JUST SOUTHWEST OF COLUMBIA.
331 CAMDEN WINDS TO 48 MPH..TREES DOWN..VERY HEAVY RAIN
IN WEST CAMDENTON.
333 BOON 1/4 TO 1/2 INCH HAIL ON BROADWAY AT DELBERT
PORTER'S HOUSE. (DELBERT IS RETIRED COU W.S.O.
EMPLOYEE.)
333 COLE 3/4 INCH HAIL IN JEFFERSON CITY.
345 CALLAWAY HAIL..SIZE UNKNOWN..UNCONFIRMED TORNADO IN
NEW BLOOMFIELD...VERY HEAVY SHOWERS.
350 COLE TORNADO IN ELSTON AT 345.
355 COLE SHEDS BLOWN APART IN TAOS.
420 MONTGOMERY PEASIZE HAIL 1 MILE NORTH OF I-70 AND 1 MILE
EAST OF I-70...WINDS TO 35 MPH...VER HEAVY
SHOWERS.
420 MORGAN AT 305 CDT NEAR BARNETT...2 500FT TURKEY
BUILDINGS DESTROYED.
END
LB/ALSpecial weather statement, Apr 15, 5:26 AM CDT, 0 minutes before
MOZALL-151020- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 425 AM CDT FRI APR 15 1994 ...A TORNADO WATCH HAS BEEN ISSUED FOR SOUTHEAST MISSOURI UNTIL 10 AM... THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WATCH FOR SOUTHEAST MISSOURI. THE WATCH IS IN EFFECT UNTIL 10 AM AND INCLUDES THE CAPE GIRARDEAU...POPLAR BLUFF...CARUTHERSVILLE AND ST GENEVIEVE. A LINE OF STRONG TO SEVERE THUNDERSTORMS HAS BEEN MOVING ACROSS SOUTHERN AND CENTRAL MISSOURI DURING THE EARLY MORNING HOURS. THESE STORMS WILL BE MOVING INTO THE SOUTHEAST PART OF THE STATE. PEOPLE IN SOUTHEAST MISSOURI SHOULD MONITOR NOAA WEATHER RADIO...OR LOCAL RADIO AND T.V. STATIONS FOR THE LATEST WEATHER UPDbATES. BE PREPARED TO MOVE TO SAFE SHELTER IF SEVERE WEATHER MOVES INTO YOUR AREA. FERRY
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 15, 5:04 AM CDT | Tornado Warning | LSX | Monroe | 41 min |
| Apr 15, 5:15 AM CDT | Tornado Warning | LSX | Saint Clair | 45 min |
| Apr 15, 5:37 AM CDT | Tornado Warning | LSX | Randolph | 53 min |
| Apr 15, 5:49 AM CDT | Tornado Warning | LSX | Washington | 41 min |
| Apr 15, 5:53 AM CDT | Severe Thunderstorm Warning | LSX | Clinton | 52 min |
| Apr 15, 5:53 AM CDT | Severe Thunderstorm Warning | LSX | Perry | 52 min |
| Apr 15, 6:15 AM CDT | Severe Thunderstorm Warning | LSX | Effingham, Fayette | 45 min |
| Apr 15, 6:15 AM CDT | Severe Thunderstorm Warning | LSX | Marion | 45 min |
| Apr 15, 6:31 AM CDT | Severe Thunderstorm Warning | LSX | Jefferson | 44 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; radar from the NEXRAD Level II archive.