Alert archive / Illinois / Tornado Warnings in 1993

Tornado Warning 32, NWS Lincoln, IL

August 19, 1993Macoupin County, Montgomery County, Illinois

NWS Lincoln, IL issued this tornado warning at Aug 19, 1993, 6:14 PM CDT for Macoupin County, Montgomery County, Illinois. It was in force for 31 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Aug 19, 1993, 6:14 PM CDT (23:14 UTC)
Expired
Aug 19, 1993, 6:45 PM CDT
In force
31 min
Issued by
NWS Lincoln, IL
Area
Whole counties

Counties Macoupin County, IL, Montgomery County, IL

The radar

The St Louis radar (KLSX), 104 km from the middle of the area, began a volume at 23:29 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.

What was reported inside it

TimeReportWhereRemark
Aug 19, 6:15 PM CDTTornado F0Atwater, ILA tornado briefly touched down in a cornfield 1 mile north of Atwater, causing extensive damage to the crop. No crop damage estimate was available.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Paducah/Barkley, KY (KPAH), launched 12:00Z, 11.2 hours before the alert went out and 257 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.

Skew-T log-pSkew-T log-p diagram, Paducah/Barkley, KY at 12:00Z on 1993-08-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 40 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Paducah/Barkley, KY at 12:00Z on 1993-08-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 33 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
40 J/kg
Mixed-layer CIN
-305 J/kg
Mixed-layer LCL
1453 m above ground
0-6 km bulk shear
11 kt
0-1 km storm-relative helicity
33 m²/s²
0-3 km storm-relative helicity
50 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KSPI 192314
TORSPI
ILC117-135-192345-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED 
TORNADO WARNING 
NATIONAL WEATHER SERVICE SPRINGFIELD IL
614 PM CDT THU AUG 19 1993

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING 
EFFECTIVE UNTIL 645 PM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTIES

   IN THE CENTRAL PART OF ILLINOIS
      EXTREME EAST CENTRAL MACOUPIN...CENTRAL MONTGOMERY

   AT 6 05 PM CDT...A FUNNEL CLOUD WAS REPORTED BY THE PUBLIC
   36 MILES SOUTH OF SPRINGFIELD NEAR THE MACOUPIN...MONTGOMERY
   COUNTY LINE NEAR INTERSTATE 55...JUST SOUTHWEST OF RAYMOND
ILLINOIS.

THE FUNNEL CLOUD WAS MOVING EAST AT 20 MPH.  TOWNS IN THE PATH
INCLUDE HONEY BEND...RAYMOND...IRVING...ARND NOKOMIS.

THIS IS A DANGEROUS SITUATION.  ACT QUICKLY!  SECONDS MAY SAVE
LIVES.

NAME

What forecasters said that day

The local office's own words before this tornado 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, Aug 19, 4:46 PM CDT, 1 hour 28 minutes before
ILZ009-010-192230-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD IL
442 PM CDT THU AUG 19 1993

...THUNDERSTORMS ARE DEVELOPING RAPIDLY OVER PORTIONS OF CENTRAL
ILLINOIS...

AT 4 35 PM CDT...WEATHER RADAR INDICATED A VERY STRONG THUNDERSTORM
HAD DEVELOPED 27 MILES SOUTHWEST OF SPRINGFIELD IN EXTREME SOUTHERN
MORGAN COUNTY.  ANOTHER STRONG STORM WAS LOCATED IN EXTREME NORTHERN
LOGAN COUNTY ABOUT 6 MILES NORTH OF LINCOLN.

THE STORMS ARE MOVING TO THE EAST AT 25 MPH.

EXPECT FREQUENT DANGEROUS LIGHTNING...VERY HEAVY RAIN...AND WIND GUSTS
TO 45 MPH WITH THE PASSAGE OF THESE STORMS.

SKIPPER
Special weather statement, Aug 19, 5:00 PM CDT, 1 hour 14 minutes before
ILZ005-006-007-192300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEORIA IL
500 PM CDT THU AUG 19 1993

...THUNDERSTORMS WILL PUSH THROUGH CENTRAL ILLINOIS...

ANOTHER ROUND OF SCATTERED THUNDERSTORMS WILL MOVE THROUGH CENTRAL
ILLINOIS EARLY THIS EVENING. AT 455 PM...A STRONG STORM WITH HEAVY
RAIN AND POSSIBLY SOME GUSTY WINDS WAS IN EXTREME SOUTHWEST MCLEAN
COUNTY NEAR THE TOWN OF MCLEAN...15 MILES SOUTH-SOUTHWEST OF BLOOMINGTON.
THIS STORM WILL MOVE TO THE EAST ALONG ROUTE 136 BETWEEN 500 AND 600 PM.

OTHER SHOWERS AND THUNDERSTORMS WERE SCATTERED BETWEEN HENRY AND
HAVANA AT 455 PM. THIS RAINFALL...HEAVY AT TIMES...WILL AFFECT PEORIA
AND OTHER ADJACENT AREAS ALONG THE ILLINOIS RIVER VALLEY BETWEEN 500
AND 600 PM.

MILLER
Special weather statement, Aug 19, 5:00 PM CDT, 1 hour 14 minutes before
ILZ005-006-007-192300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEORIA IL
500 PM CDT THU AUG 19 1993

...THUNDERSTORMS WILL PUSH THROUGH CENTRAL ILLINOIS...

ANOTHER ROUND OF SCATTERED THUNDERSTORMS WILL MOVE THROUGH CENTRAL
ILLINOIS EARLY THIS EVENING. AT 455 PM...A STRONG STORM WITH HEAVY
RAIN AND POSSIBLY SOME GUSTY WINDS WAS IN EXTREME SOUTHWEST MCLEAN
COUNTY NEAR THE TOWN OF MCLEAN...15 MILES SOUTH-SOUTHWEST OF BLOOMINGTON.
THIS STORM WILL MOVE TO THE EAST ALONG ROUTE 136 BETWEEN 500 AND 600 PM.

OTHER SHOWERS AND THUNDERSTORMS WERE SCATTERED BETWEEN HENRY AND
HAVANA AT 455 PM. THIS RAINFALL...HEAVY AT TIMES...WILL AFFECT PEORIA
AND OTHER ADJACENT AREAS ALONG THE ILLINOIS RIVER VALLEY BETWEEN 500
AND 600 PM.

MILLER
Special weather statement, Aug 19, 5:40 PM CDT, 34 minutes before
ILZ006-007-009-192345-

SPECIAL WEATHER STATEMENT...CORRECTION...
NATIONAL WEATHER SERVICE PEORIA IL
540 PM CDT THU AUG 19 1993

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 1100 PM...

A SEVERE THUNDERSTORM WATCH HAS BEEN POSTED FOR MUCH OF CENTRAL AND PART
OF WESTERN ILLINOIS...INCLUDING THE CITIES OF MACOMB...PEORIA...AND
BLOOMINGTON/NORMAL UNTIL 1100 PM.

STRONG THUNDERSTORMS WERE IN THE PEORIA AREA AT 540 PM. THESE STORMS
WILL PRODUCE BRIEF GUSTY WINDS...PERIODS OF HEAVY RAIN AND DEADLY
LIGHTNING. THESE STORMS ARE EXPECTED TO MOVE OUT OF PEORIA SHORTLY BEFORE
600 PM AND WILL AFFECT EAST PEORIA...WASHINGTON...EUREKA AND EL PASO
BETWEEN 600 AND 700 PM.

MILLER
/CORRECTION TO LAST SENTENCE./
Special weather statement, Aug 19, 5:42 PM CDT, 32 minutes before
ILZ006-007-009-192345-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEORIA IL
540 PM CDT THU AUG 19 1993

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 1100 PM...

A SEVERE THUNDERSTORM WATCH HAS BEEN POSTED FOR MUCH OF CENTRAL AND PART
OF WESTERN ILLINOIS...INCLUDING THE CITIES OF MACOMB...PEORIA...AND
BLOOMINGTON/NORMAL UNTIL 1100 PM.

STRONG THUNDERSTORMS WERE IN THE PEORIA AREA AT 540 PM. THESE STORMS
WILL PRODUCE BRIEF GUSTY WINDS...PERIODS OF HEAVY RAIN AND DEADLY
LIGHTNING. THESE STORMS ARE EXPECTED TO MOVE OUT OF PEORIA SHORTLY BEFORE
600 PM AND WILL AFFECT EAST PEORIA...WASHINGTON...EUREKA AND EL PASO
BETWEEN AND 600 AND 700 PM.

MILLER
Special weather statement, Aug 19, 5:45 PM CDT, 29 minutes before
ILZ006-007-009-192345-

SPECIAL WEATHER STATEMENT...CORRECTION...
NATIONAL WEATHER SERVICE PEORIA IL
540 PM CDT THU AUG 19 1993

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 1100 PM...

A SEVERE THUNDERSTORM WATCH HAS BEEN POSTED FOR MUCH OF CENTRAL AND PART
OF WESTERN ILLINOIS...INCLUDING THE CITIES OF MACOMB...PEORIA...AND
BLOOMINGTON/NORMAL UNTIL 1100 PM.

STRONG THUNDERSTORMS WERE IN THE PEORIA AREA AT 540 PM. THESE STORMS
WILL PRODUCE BRIEF GUSTY WINDS...PERIODS OF HEAVY RAIN AND DEADLY
LIGHTNING. THESE STORMS ARE EXPECTED TO MOVE OUT OF PEORIA SHORTLY BEFORE
600 PM AND WILL AFFECT EAST PEORIA...WASHINGTON...EUREKA AND EL PASO
BETWEEN 600 AND 700 PM.

MILLER
/CORRECTION TO LAST SENTENCE./

The office that day

Everything else NWS Lincoln, IL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 18, 7:00 PM CDTSevere Thunderstorm WarningILXHancock30 min
Aug 18, 7:14 PM CDTTornado WarningILXSchuyler31 min
Aug 18, 7:52 PM CDTSevere Thunderstorm WarningILXSchuyler43 min
Aug 18, 8:14 PM CDTSevere Thunderstorm WarningILXCass, Morgan46 min
Aug 19, 5:00 PM CDTSevere Thunderstorm WarningILXMacoupin, Sangamon45 min
Aug 19, 5:52 PM CDTSevere Thunderstorm WarningILXMontgomery53 min
Aug 19, 5:52 PM CDTSevere Thunderstorm WarningILXChristian, Sangamon36 min
Aug 19, 6:48 PM CDTTornado WarningILXMontgomery27 min
Aug 19, 6:48 PM CDTTornado WarningILXMacoupin14 min

Nearby

Tornado Warnings in Illinois, 1993Every tornado warning in 1993Tornadoes 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.