Alert archive / Illinois / Tornado Warnings in 1988

Tornado Warning 20, NWS Lincoln, IL

November 15, 1988Sangamon County, Illinois

NWS Lincoln, IL issued this tornado warning at Nov 15, 1988, 10:21 PM CST for Sangamon County, Illinois. It was in force for 39 min.

The area

The counties it named.

The facts

Issued
Nov 15, 1988, 10:21 PM CST (04:21 UTC)
Expired
Nov 15, 1988, 11:00 PM CST
In force
39 min
Issued by
NWS Lincoln, IL
Area
Whole counties

County Sangamon County, IL

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Peoria Regional, IL (KPIA), launched 00:00Z, 4.4 hours before the alert went out and 102 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, Peoria Regional, IL at 00:00Z on 1988-11-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 144 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, Peoria Regional, IL at 00:00Z on 1988-11-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 311 square meters per square second.19395878Sfc1 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
144 J/kg
Mixed-layer CIN
-181 J/kg
Mixed-layer LCL
643 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
311 m²/s²
0-3 km storm-relative helicity
373 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSPI 160421
TORSPI
ILC167-107-039-115-160500-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED 
TORNADO WARNING 
NATIONAL WEATHER SERVICE SPRINGFIELD IL
1021 PM CST TUE NOV 15 1988

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING 
EFFECTIVE UNTIL 1100 PM CST FOR PEOPLE IN THE FOLLOWING 
COUNTIES

   IN THE CENTRAL PART OF ILLINOIS
      EXTREME EASTERN SANGAMON...LOGAN...DE-WITT...NORTHERN 
      MACON

AT 1015 PM CST A TORNADO TOUCHDOWN 1 MILE NORTHEAST OF SHERMAN
...ABOUT 5 MILES NORTH OF SPRINGFIELD ILLINOIS. THE STORM
WAS MOVING NORTHEAST AT 45 MILES AN HOUR.

AT 1014 PM CST SPRINGFIELD WEATHER RADAR INDICATED A POSSIBLE
TORNADO ABOUT 10 MILES WEST OF LINCOLN ILLINOIS...ABOUT 23 MILES
NORTH OF SPRINGFIELD. THE STORM WAS MOVING NORTHEAST AT 45 MILES AN
HOUR.

IF YOU ARE IN THE PATH OF A TORNADO...GO TO A BASEMENT SHELTER
IF AVAILABLE...OTHERWISE TO A CENTRAL INTERIOR ROOM ON THE LOWEST
FLOOR.  ABANDON CARS AND MOBILE HOMES FOR A REINFORCED BUILDING.

THIS IS A DANGEROUS STORM.  TAKE COVER IMMEDIATELY.

 ATTN ISP DIST...6...9...10
 HUGHES

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, Nov 15, 6:58 PM CST, 3 hours 23 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEORIA IL
655 PM CST TUE NOV 15 1988

...TORNADO WATCH FOR ALL OF CENTRAL ILLINOIS UNTIL 1 AM...

AT 650 PM CST...NATIONAL WEATHER SERVICE RADAR INDICATED THE LEADING
EDGE OF SHOWERS AND THUNDERSTORMS EXTENDING FROM BURLINGTON IOWA SOUTH
TO VICHY MISSOURI.  SOME OF THE THUNDERSTORMS IN MISSOURI HAVE PRODUCED
STRONG WINDS AND TORNADOES IN THE PAST HOUR.  THE LINE OF SHOWERS AND
STORMS WERE MOVING NORTHEAST AT 35 MILES AN HOUR AND WILL BE AFFECTING
HENDERSON AND HANCOCK COUNTIES DURING THE NEXT HOUR.

THIS IS A PARTICULARLY DANGEROUS SITUATION WITH THE POSSIBILITY OF
VERY DAMAGING THUNDERSTORMS AND TORNADOES.  STAY TUNED TO LOCAL
TELEVISION...RADIO...OR NOAA WEATHER RADIO FOR LATER STATEMENTS AND
POSSIBLE WARNINGS.

J LAST
Special weather statement, Nov 15, 7:44 PM CST, 2 hours 37 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEORIA IL
740 PM CST TUE NOV 15 1988

...STRONG THUNDERSTORMS MOVING INTO SOUTHERN HANCOCK COUNTY...

AT 735 PM CST...WEATHER RADAR INDICATED A LINE OF VERY STRONG
THUNDERSTORMS EXTENDING FROM NEAR SUTTER ILLINOIS...30 MILES NORTH
OF QUINCY...SOUTH THROUGH QUINCY INTO MISSOURI.  THE THUNDERSTORM
NEAR QUINCY ILLINOIS HAS PRODUCED WINDS OF 50 MILES AN HOUR AND
VERY HEAVY RAINS.  MOVEMENT OF THE STORMS WERE NORTHEAST AT 40 MILES
AN HOUR.

PERSONS LIVING IN SOUTHEAST HANCOCK AND WESTERN SCHUYLER COUNTIES
SHOULD BE ON THE LOOKOUT FOR STONG WINDS...HEAVY RAINS...DANGEROUS
LIGHTNING...AND HAIL AS THESE STORMS MOVE THROUGH.

REMEMBER...A TORNADO WATCH REMAINS IN EFFECT UNTIL 1 AM FOR ALL OF
CENTRAL ILLINOIS.

J LAST

ATTN ISP DIST...14 AND 20
Special weather statement, Nov 15, 7:54 PM CST, 2 hours 27 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD IL
7 50PM CST TUE NOV 15 1988

...TORNADO WATCH CONTINUES IN EFFECT FOR A LARGE PART OF ILLINOIS
UNTIL 1 00 AM CST WEDNESDAY...

AT 745 PM CST...RADAR INDICATED A LINE OF VERY STRONG THUNDERSTORMS
OVER EXTREME WESTERN ILLINOIS EXTENDING FROM NEAR NAUVOO ILLINOIS..
ABOUT 30 MILES SOUTH OF BURLINGTON IOWA...TO QUINCY ILLINOIS TO
JUST EAST OF HANNIBAL MISSOURI TO 20 MILES WEST AND SOUTHWEST OF
ST LOUIS MISSOURI.  THE LINE WAS ABOUT 15 MILES WIDE AND WAS MOVING
TOWARD THE EAST AND NORTHEAST AT 45 MILES AN HOUR.

AT 730 PM CST STRONG GUSTY WINDS DOWNED TREES IN THE HANNIBAL
MISSOURI AREA AS THIS LINE OF STORMS PASSED THROUGH.

AT THE PRESENT RATE OF MOVEMENT...THE LINE OF VERY STRONG THUNDERSTORMS
SHOULD REACH THE JACKSONVILLE ILLINOIS AREA BETWEEN 9 00 PM AND 9 30
PM CST AND SHOULD BE AFFECTING THE SPRINGFIELD AREA AROUND 10 00 PM          [
AND 10 30 PM CST.

LISTEN TO NOAA WEATHER RADIO OR STAY TUNED TO YOUR FAVORITE RADIO OR
TV STATION FOR LATER STATEMENTS AND POSSIBLE WARNINGS.

NOW IS THE TIME TO REVIEW YOUR TORNADO AND SEVERE THUNDERSTORN SAFETY
RULES AND BE PREPARE TO TAKE SHELTER IF SEVERE WEATHER CONDITIONS
DEVELOP IN THE NEXT FEW HOURS.

HUGHES
Special weather statement, Nov 15, 8:42 PM CST, 1 hour 39 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD IL
8 40 PM CST TUE NOV 15 1988

TORNADO WATCH CONTINUES IN EFFECT FOR A LARGE PART OF ILLINOIS UNTIL
1 00 PM CST...

AT 8 30 PM CST RADAR INDICATED AN INTENSE LINE OF THUNDERSTORMS
IN WESTERN ILLINOIS EXTENDING FROM NEAR MACOMB ILLINOIS TO PITTSFIELD
ILLINOIS TO NEAR ALTON ILLINOIS. THE LINE OF STORMS WAS ABOUT 15 MILES
WIDE AND WAS MOVINE EAST AND NORTHEAST AT 45 MILES AN HOUR.

60 MILES WIND GUSTS WERE REPORTED AT QUINCY ILLINOIS AROUND 8 00 PM CST.
NUMEROUS OTHER REPORTS OF 50 TO 55 MILES AN HOUR WIND GUSTS HAVE BEEN
RECEIVED IN ASSOCIATION WITH THIS LINE OF STORMS SINCE 8 00 PM CST.

SOME HAIL HAS ALSO BEEN REPORTED NORTHWEST OF ST. LOUIS SINCE 8 00
PM CST.

LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS OVER NOAA WEATHER          [
RADIO OR YOUR FAVORITE RADIO ORTV STATION.

THIS IS A POTENTIAL DANGEROUS WEATHER SITUATION.  REVIEW YOUR TORNADO
AND SEVERE THUN-DERSTORM SAFETY RULES NOW. BE PREPARED TO GO TO A
SAFE PLACE IF THREATENING WEATHER DEVELOPS IN YOUR AREA IN THE NEXT
FEW HOURS.

HUGHES
Special weather statement, Nov 15, 8:46 PM CST, 1 hour 35 minutes before
SPECIAL WEATHER STATEMENT..CORRECTION...EFFECTIVE TIME OF TORNADO WATCH
NATIONAL WEATHER SERVICE SPRINGFIELD IL
8 40 PM CST TUE NOV 15 1988

TORNADO WATCH CONTINUES IN EFFECT FOR A LARGE PART OF ILLINOIS UNTIL
1 00 AM CST...

AT 8 30 PM CST RADAR INDICATED AN INTENSE LINE OF THUNDERSTORMS
IN WESTERN ILLINOIS EXTENDING FROM NEAR MACOMB ILLINOIS TO PITTSFIELD
ILLINOIS TO NEAR ALTON ILLINOIS. THE LINE OF STORMS WAS ABOUT 15 MILES
WIDE AND WAS MOVINE EAST AND NORTHEAST AT 45 MILES AN HOUR.

60 MILES WIND GUSTS WERE REPORTED AT QUINCY ILLINOIS AROUND 8 00 PM CST.
NUMEROUS OTHER REPORTS OF 50 TO 55 MILES AN HOUR WIND GUSTS HAVE BEEN
RECEIVED IN ASSOCIATION WITH THIS LINE OF STORMS SINCE 8 00 PM CST.

SOME HAIL HAS ALSO BEEN REPORTED NORTHWEST OF ST. LOUIS SINCE 8 00
PM CST.

LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS OVER NOAA WEATHER
RADIO OR YOUR FAVORITE RADIO ORTV STATION.

THIS IS A POTENTIAL DANGEROUS WEATHER SITUATION/.  REVIEW YOUR TORNADO
AND SEVERE THUNDERSTORM SAFETY RULES NOW. BE PREPARED TO GO TO A
SAFE PLACE IF THREATENING WEATHER DEVELOPS IN YOUR AREA IN THE NEXT
FEW HOURS.

HUGHES

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 15, 8:00 PM CSTSevere Thunderstorm WarningILXHancock, McDonough, Schuyler60 min
Nov 15, 8:28 PM CSTSevere Thunderstorm WarningILXMcDonough, Schuyler42 min
Nov 15, 8:58 PM CSTSevere Thunderstorm WarningILXFulton47 min
Nov 15, 9:02 PM CSTSevere Thunderstorm WarningILXCass, Morgan58 min
Nov 15, 9:02 PM CSTSevere Thunderstorm WarningILXMacoupin58 min
Nov 15, 9:27 PM CSTSevere Thunderstorm WarningILXLogan, Menard, Sangamon63 min
Nov 15, 9:32 PM CSTSevere Thunderstorm WarningILXMason43 min
Nov 15, 9:46 PM CSTTornado WarningILXLogan, Menard, Sangamon29 min
Nov 15, 9:57 PM CSTSevere Thunderstorm WarningILXPeoria33 min
Nov 15, 9:57 PM CSTSevere Thunderstorm WarningILXTazewell, Woodford48 min
Nov 15, 9:59 PM CSTSevere Thunderstorm WarningILXChristian, Montgomery61 min
Nov 15, 10:20 PM CSTTornado WarningILXTazewell45 min
Nov 15, 10:21 PM CSTTornado WarningILXDeWitt, Logan, Macon39 min
Nov 15, 10:52 PM CSTSevere Thunderstorm WarningILXMcLean, Woodford53 min
Nov 15, 11:01 PM CSTSevere Thunderstorm WarningILXBoone, DeKalb, Ogle44 min
Nov 15, 11:01 PM CSTSevere Thunderstorm WarningILXWoodford44 min
Nov 15, 11:01 PM CSTSevere Thunderstorm WarningILXLee44 min
Nov 15, 11:36 PM CSTSevere Thunderstorm WarningILXColes, Douglas69 min
Nov 15, 11:36 PM CSTSevere Thunderstorm WarningILXChampaign69 min

Nearby

Tornado Warnings in Illinois, 1988Every tornado warning in 1988Tornadoes in 1988

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.