Alert archive / Illinois / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 44, NWS Lincoln, IL

June 17, 1990Christian County, Illinois

NWS Lincoln, IL issued this severe thunderstorm warning at Jun 17, 1990, 6:21 PM CDT for Christian County, Illinois. It was in force for 69 min.

The area

The counties it named.

The facts

Issued
Jun 17, 1990, 6:21 PM CDT (23:21 UTC)
Expired
Jun 17, 1990, 7:30 PM CDT
In force
69 min
Issued by
NWS Lincoln, IL
Area
Whole counties

County Christian 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

Paducah/Barkley, KY (KPAH), launched 12:00Z, 11.4 hours before the alert went out and 280 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 1990-06-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1821 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 1990-06-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 14 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
1821 J/kg
Mixed-layer CIN
-32 J/kg
Mixed-layer LCL
979 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
14 m²/s²
0-3 km storm-relative helicity
74 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 172321
SVRSPI
ILC021-180030-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE SPRINGFIELD IL
621 PM CDT SUN JUN 17 1990

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 730 PM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTY

   IN THE CENTRAL PART OF ILLINOIS
      CHRISTIAN

AT 620 PM CDT A LINE OF SEVERE THUNDERSTORMS WAS IN NORTHWEST AND
WESTERN CHRISTIAN COUNTY MOVING TO THE EAST AT 15 TO 25 MPH.
PERSONS IN TAYLORVILLE AND PANA ARE IN THE PATH OF THIS LINE OF
STORMS.

IF YOU ARE IN AN AREA THREATENED BY THE STORM..GO TO A REINFORCED
SHELTER AND PREPARE FOR DAMAGING WIND...LARGE HAIL...VERY HEAVY
RAIN AND DANGEROUS LIGHTNING.

REMEMBER...SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE
A TORNADO WITH LITTLE OR NO ADVANCE WARNING SO BE ON THE LOOKOUT.

INTENSE LIGHTNING IS REPORTED WITH THIS STORM. IF OUTDOORS...
STAY AWAY FROM HIGH OBJECTS. MOVE INDOORS IF POSSIBLE. WHEN
INDOORS...STAY AWAY FROM WINDOWS AND DOORS. AVOID USING TELEPHONES
AND ELECTRICAL EQUIPIMENT.

 ATTN ISP DIST...9
 FS

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, Jun 17, 4:58 PM CDT, 1 hour 23 minutes before
ILZ009-010-172300      (UGC LINE HAVE TO ENTER DDHHMM )
                        1 TO 6 HOURS DEPENDING ON EVENT.
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD IL
453 PM CDT SUN JUN 17 1990

...HEAVY THUNDERSTORM IN DE WITT COUNTY...
AT 450PM CDT A THUNDERSTORM PRODUCING HEAVY RAIN...PEA SIZED HAIL AND
DANGEROUS LIGHTING WAS IN WESTERN DE WITT COUNTY. IT WAS MOVING TOWARD
THE EAST AND SOUTHEAST AT 20 TO 30 MPH.

PERSONS IN MIDLAND CITY...CLINTON AND WELDON SHOULD BE ON THE ALERT
FOR WEATHER DEVELOPMENTS UNTIL THIS STORM PASSES THE COUNTY BY 6PM.

FS
Special weather statement, Jun 17, 4:59 PM CDT, 1 hour 22 minutes before
ILZ009-010-172300

SPECIAL WEATHER STATEMENT...CORRECTED FOR HEADING
NATIONAL WEATHER SERVICE SPRINGFIELD IL
453 PM CDT SUN JUN 17 1990

...HEAVY THUNDERSTORM IN DE WITT COUNTY...
AT 450PM CDT A THUNDERSTORM PRODUCING HEAVY RAIN...PEA SIZED HAIL AND
DANGEROUS LIGHTING WAS IN WESTERN DE WITT COUNTY. IT WAS MOVING TOWARD
THE EAST AND SOUTHEAST AT 20 TO 30 MPH.

PERSONS IN MIDLAND CITY...CLINTON AND WELDON SHOULD BE ON THE ALERT
FOR WEATHER DEVELOPMENTS UNTIL THIS STORM PASSES THE COUNTY BY 6PM.

FS
Special weather statement, Jun 17, 5:36 PM CDT, 45 minutes before
ILZ005-006-007-009-172330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEORIA IL
535 PM CDT SUN JUN 17 1990

...TORNADO WATCH IS IN EFFECT FOR WESTERN AND CENTRAL ILLINOIS UNTIL
1000 PM CDT...

AT 530 PM CDT RADAR INDICATED SCATTERED SHOWERS AND THUNDERSTORMS
OVER CENTRAL ILLINOIS. THE SHOWERS AND STORMS EXTENDED FROM NORTHEAST
MCLEAN COUNTY TO EASTERN MASON COUNTY TO 20 MILES SOUTHEAST OF QUINCY.
THE STRONGEST STORMS WERE 10 MILES NORTHEAST AND 25 MILES SOUTH OF
BLOOMINGTON. IN ADDITION AN ISOLATED THUNDERSTORM WAS NEAR THE
BUREAU/LASALLE COUNTY LINE...25 MILES WEST OF MARSEILLES. MOVEMENT WAS
EAST AT 30 MILES AN HOUR.

WEST OF THE ILLINOIS RIVER IT APPEARS THAT THE POTENTIAL FOR SEVERE
WEATHER HAS LESSENED DUE TO THE ADVANCING COLD FRONT TO OUR WEST. PEOPLE
ACROSS CENTRAL AND WESTERN ILLINOIS ARE ADVISED TO STAY TUNED TO RADIO...
TELEVISION OR NOAA WEATHER RADIO FOR LATER STATEMENTS OR POSSIBLE WARNINGS.
.
MILLER
Special weather statement, Jun 17, 5:40 PM CDT, 41 minutes before
ILZ009-010-172330

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD IL
453 PM CDT SUN JUN 17 1990

...HEAVY THUNDERSTORM IN SOUTHERN SANGMON COUNTY...
AT 539PM CDT A THUNDERSTORM PRODUCING HEAVY RAIN AND DANGEROUS
LIGHTING WAS IN SOUTHERN SANGAMON BETWEEN SPRINGFIELD AND 15 MILES
SOUTH OF SPRINGFIELD. IT WAS MOVING TOWARD THE EAST AT 30 TO 35 MPH.

PERSONS IN ROCHESTER BUCKHART AND BOLIVIA SHOULD BE ON THE ALERT
FOR WEATHER DEVELOPMENTS UNTIL THIS STORM PASSES THROUGH THE COUNTY
BY 630 PM.

FS
Special weather statement, Jun 17, 5:50 PM CDT, 31 minutes before
ILZ009-010-172345

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD IL
546 PM CDT SUN JUN 17 1990

...THUNDERSTORM PRODUCIMG HAIL IN DEWITT COUNTY...
AT 546PM CDT A THUNDERSTORM PRODUCING HEAVY RAIN... MARBLE SIZED HAIL
AND DANGEROUS LIGHTING WAS IN CENTRAL DEWITT COUNTY IN THE CLINTON
AREA...40 MILES NORTHEAST OR SPRINGFIELD.

THE DEWITT COUNTY ESDA HAD TWO REPORTS OF ONE HALF IN HAIL. THE
DOWNPOUR OF RAIN REDUCED VISIBILITIES TO NEAR ZERO IN PLACES.

PERSONS IN CLINTON AND WELDON SHOULD BE ON THE ALERT FOR RAPIDLY
CHANGING WEATHER DEVELOPMENTS UNTIL THIS STORM PASSES THROUGH THE
COUNTY BY 630 PM.

FS
Special weather statement, Jun 17, 6:17 PM CDT, 4 minutes before
ILZ005-006-007-009-180000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEORIA IL
615 PM CDT SUN JUN 17 1990

...TORNADO WATCH HAS BEEN CANCELLED FOR HENDERSON...WARREN...HANCOCK...
KNOX AND MCDONOUGH COUNTIES...
...TORNADO WATCH REMAINS IN EFFECT FOR THE REMAINDER OF CENTRAL ILLINOIS
UNTIL 1000 PM...

AT 610 RADAR INDICATED A LINE OF THUNDERSTORMS FROM NORTHEAST MCLEAN COUNTY
TO 30 MILES SOUTHWEST OF SPRINGFIELD. PEA SIZED HAIL WAS REPORTED NEAR THE
CITY OF BLOOMINGTON AS THIS LINE OF THUNDERSTORMS PASSED THROUGH. OTHER
SHOWERS AND THUNDERSTORMS WERE SCATTERED ACROSS CENTRAL ILLINOIS...20
MILES NORTHWEST OF MARSEILLES IN EXTREME NORTHEAST BUREAU COUNTY AND
50 MILES SOUTH AND SOUTHEAST OF QUINCY. MOVEMENT WAS EAST AT 35 MILES AN
HOUR.

MILLER
.
MILLER

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 17, 3:53 AM CDTSevere Thunderstorm WarningILXLee, Ogle52 min
Jun 17, 4:31 AM CDTSevere Thunderstorm WarningILXDeKalb29 min
Jun 17, 5:12 PM CDTSevere Thunderstorm WarningILXDeWitt63 min
Jun 17, 6:07 PM CDTTornado WarningILXDeWitt, Piatt38 min
Jun 17, 6:13 PM CDTSevere Thunderstorm WarningILXMacon62 min
Jun 17, 6:13 PM CDTSevere Thunderstorm WarningILXMacoupin, Montgomery62 min
Jun 17, 6:47 PM CDTTornado WarningILXChampaign, Piatt58 min

Nearby

Severe Thunderstorm Warnings in Illinois, 1990Every severe thunderstorm warning in 1990

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.