Alert archive / Illinois / Flash Flood Warnings in 1993

Flash Flood Warning 47, NWS Lincoln, IL

September 2, 1993McLean County, Tazewell County, Illinois

NWS Lincoln, IL issued this flash flood warning at Sep 2, 1993, 8:20 PM CDT for McLean County, Tazewell County, Illinois. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
Sep 2, 1993, 8:20 PM CDT (01:20 UTC)
Expired
Sep 3, 1993, 12:45 AM CDT
In force
4 hr
Issued by
NWS Lincoln, IL
Area
Whole counties

Counties McLean County, IL, Tazewell County, IL

The nearest sounding before it

Paducah/Barkley, KY (KPAH), launched 00:00Z, 1.3 hours before the alert went out and 384 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 00:00Z on 1993-09-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3397 joules per kilogram.LCLEL10008507005003002001001 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 00:00Z on 1993-09-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 47 square meters per square second.193958Sfc1 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
3397 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
974 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
47 m²/s²
0-3 km storm-relative helicity
80 m²/s²
Significant tornado parameter
0.6
Supercell composite
2.8

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KPIA 030124
FFWPIA
ILC113-179-030615-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PEORIA IL
820 PM CDT THU SEP 2 1993
 
THE NATIONAL WEATHER SERVICE IN PEORIA HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  115 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN CENTRAL ILLINOIS
 
   ...SOUTHERN MCLEAN COUNTY...SOUTHERN TAZEWELL COUNTY
 
AT 816 PM CDT...THE TOWN OF HOPEDALE HAD SEVERAL ROADS UNDER TWO FEET OF
WATER. CREEKS ARE OVERFLOWING THEIR BANKS THROUGHOUT MUCH OF SOUTHERN
TAZEWELL AND MCLEAN COUNTIES. ADDITIONAL ACCUMULATIONS OF AN INCH OR
MORE CAN BE ANTICIPATED THROUGHOUT THE NIGHT WHICH WILL AGGREVATE THE
FLOODING.
 
LATEST RADAR INDICATES THE STRONGEST STORMS WERE IN SOUTHWEST MCLEAN
COUNTY 10 TO 15 MILES SOUTHWEST OF BLOOMINGTON AT 820 PM CDT.  THESE
STORMS ARE MOVING TO THE EAST AT 30 MPH.  TOWNS IN THE PATH OF THIS AREA
OF VERY HEAVY RAIN ARE HEYWORTH...LE ROY...SABINA...AND BELLFLOWER.
 
 
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE
THE DANGERS OF FLOODS AND FLASH FLOODS.  IF FLASH FLOODING IS
OBSERVED...ACT QUICKLY.  MOVE UP TO ESCAPE FLOOD WATERS.  DO
NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
 
BUCKINGHAM

What forecasters said that day

The local office's own words before this flash flood 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, Sep 2, 6:20 PM CDT, 2 hours before
ILZ006-007-009-030015-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEORIA IL
620 PM CDT THU SEP 2 1993

...URBAN AND SMALL STREAM ADVISORY REMAINS IN EFFECT FOR THIS EVENING...

AN URBAN AND SMALL STREAM FLOOD ADVISORY CONTINUES FOR PEORIA...
WOODFORD...MCLEAN...TAZEWELL...MASON...AND FULTON COUNTIES. CREEKS
AND STREAMS IN THESE COUNTIES ARE BANKFULL AND ANY ADDITIONAL RAIN
WILL CAUSE THEM TO OVERFLOW. STREETS AND AGRICULTURAL AREAS IN LOW
LYING AREAS WILL POND DUE TO RUNOFF OF ADDITIONAL RAINWATER.

AT 615 PM CDT...SHOWERS AND THUNDERSTORMS WERE MAINLY ALONG AND WEST
OF THE ILLINOIS RIVER FROM ABOUT LASALLE TO BEARDSTOWN. THE STRONGEST
STORM WAS NEAR HAVANA...36 MILES SOUTHWEST OF PEORIA. THIS RAINFALL IS
MOVING INTO LOCATIONS ALREADY SATURATED BY EARLIER HEAVY RAINS. PEOPLE
IN CENTRAL ILLINOIS ARE ADVISED TO REMAIN ALERT FOR RENEWED FLOODING AS
THESE STORMS MOVE THROUGH THE REGION BETWEEN NOW AND 800 PM.
                                                                MILLER
Special weather statement, Sep 2, 6:21 PM CDT, 1 hour 59 minutes before
ILZ006-007-009-030015-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEORIA IL
620 PM CDT THU SEP 2 1993

...URBAN AND SMALL STREAM ADVISORY REMAINS IN EFFECT FOR THIS EVENING...

AN URBAN AND SMALL STREAM FLOOD ADVISORY CONTINUES FOR PEORIA...
WOODFORD...MCLEAN...TAZEWELL...MASON...AND FULTON COUNTIES. CREEKS
AND STREAMS IN THESE COUNTIES ARE BANKFULL AND ANY ADDITIONAL RAIN
WILL CAUSE THEM TO OVERFLOW. STREETS AND AGRICULTURAL AREAS IN LOW
LYING AREAS WILL POND DUE TO RUNOFF OF ADDITIONAL RAINWATER.

AT 615 PM CDT...SHOWERS AND THUNDERSTORMS WERE MAINLY ALONG AND WEST
OF THE ILLINOIS RIVER FROM ABOUT LASALLE TO BEARDSTOWN. THE STRONGEST
STORM WAS NEAR HAVANA...36 MILES SOUTHWEST OF PEORIA. THIS RAINFALL IS
MOVING INTO LOCATIONS ALREADY SATURATED BY EARLIER HEAVY RAINS. PEOPLE
IN CENTRAL ILLINOIS ARE ADVISED TO REMAIN ALERT FOR RENEWED FLOODING AS
THESE STORMS MOVE THROUGH THE REGION BETWEEN NOW AND 800 PM.
                                                                 MILLER
Special weather statement, Sep 2, 6:47 PM CDT, 1 hour 33 minutes before
ILZ009-030045-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD IL
645 PM CDT THU SEP 02 1993

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR CENTRAL ILLINOIS
UNTIL MIDNIGHT...

AT 640 PM CDT...A LINE OF THUNDERSTORMS...A FEW QUITE STRONG...EXTENDED
FROM 25 MILES NORTH OF SPRINGFIELD...TO JUST SOUTH OF QUINCY...THEN
SOUTHWESTWARD INTO NORTHEAST MISSOURI.  THE LINE OF STORMS WAS MOVING
EAST SOUTHEAST AT 30 MPH.

THE STRONGEST STORMS WERE LOCATED 25 TO 30 MILES NORTHWEST AND NORTH
OF SPRINGFIELD.  THESE STORMS MAY CONTAIN WIND GUSTS TO 50 MPH...
HEAVY RAIN AND SOME HAIL...IN ADDITION TO DEADLY LIGHTNING.

THE LINE OF STORMS SHOULD REACH LINCOLN...SPRINGFIELD...AND
JACKSONVILLE BETWEEN 730 AND 800 PM.
IF YOU ARE IN THE PATH OF THIS LINE OF STORMS...BE PREPARED TO SEEK
SHELTER IF SEVERE WEATHER DEVELOPS.

STAY TUNED TO LOCAL TV...RADIO...OR NOAA WEATHER RADIO FOR ADDITIONAL
STATEMENTS AND POSSIBLE WARNINGS.

MCCOY
Special weather statement, Sep 2, 7:30 PM CDT, 50 minutes before
ILZ005>007-009-030130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEORIA IL
730 PM CDT THU SEP 2 1993

...URBAN AND SMALL STREAM ADVISORY REMAINS IN EFFECT FOR THIS EVENING...

AN URBAN AND SMALL STREAM FLOOD ADVISORY CONTINUES FOR PEORIA...
WOODFORD...MCLEAN...TAZEWELL...MASON...AND FULTON COUNTIES. CREEKS
AND STREAMS IN THESE COUNTIES ARE BANKFULL AND ANY ADDITIONAL RAIN
WILL CAUSE THEM TO OVERFLOW. STREETS AND AGRICULTURAL AREAS IN LOW
LYING AREAS WILL POND DUE TO RUNOFF OF ADDITIONAL RAINWATER.

AT 725 PM CDT...SHOWERS AND THUNDERSTORMS COVERED MUCH OF WESTERN AND
CENTRAL ILLINOIS. THE STORMS PRODUCING THE HEAVIEST RAIN EXTENDED FROM
10 MILES WEST OF BLOOMINGTON TO 25 MILES NORTH OF SPRINGFIELD. THESE
THUNDERSTORMS PRODUCED 1.50 INCHES OF RAIN AND STREET FLOODING AT
DELAVAN BETWEEN 615 AND 715 PM. PEOPLE IN SOUTHERN TAZEWELL COUNTY
AND MOST OF MCLEAN COUNTY SHOULD REMAIN ALERT FOR HEAVY RAIN...RAPIDLY
RISING CREEKS AND FLOODED ROADS THE REST OF THIS EVENING. DO NOT
ATTEMPT TO CROSS A FLOODED ROADWAY...INSTEAD...AN ALTERNATE ROUTE
SHOULD BE TAKEN.

MILLER
Special weather statement, Sep 2, 7:31 PM CDT, 49 minutes before
ILZ005>007-009-030130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEORIA IL
730 PM CDT THU SEP 2 1993

...URBAN AND SMALL STREAM ADVISORY REMAINS IN EFFECT FOR THIS EVENING...

AN URBAN AND SMALL STREAM FLOOD ADVISORY CONTINUES FOR PEORIA...
WOODFORD...MCLEAN...TAZEWELL...MASON...AND FULTON COUNTIES. CREEKS
AND STREAMS IN THESE COUNTIES ARE BANKFULL AND ANY ADDITIONAL RAIN
WILL CAUSE THEM TO OVERFLOW. STREETS AND AGRICULTURAL AREAS IN LOW
LYING AREAS WILL POND DUE TO RUNOFF OF ADDITIONAL RAINWATER.

AT 725 PM CDT...SHOWERS AND THUNDERSTORMS COVERED MUCH OF WESTERN AND
CENTRAL ILLINOIS. THE STORMS PRODUCING THE HEAVIEST RAIN EXTENDED FROM
10 MILES WEST OF BLOOMINGTON TO 25 MILES NORTH OF SPRINGFIELD. THESE
THUNDERSTORMS PRODUCED 1.50 INCHES OF RAIN AND STREET FLOODING AT
DELAVAN BETWEEN 615 AND 715 PM. PEOPLE IN SOUTHERN TAZEWELL COUNTY
AND MOST OF MCLEAN COUNTY SHOULD REMAIN ALERT FOR HEAVY RAIN...RAPIDLY
RISING CREEKS AND FTLOODED ROADS THE REST OF THIS EVENING. DO NOT
ATTEMPT TO CROSS A FLOODED ROADWAY...INSTEAD...AN ALTERNATE ROUTE
SHOULD BE TAKEN.

MILLER
Special weather statement, Sep 2, 7:51 PM CDT, 29 minutes before
ILZ009-030145-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD IL
749 PM CDT THU SEP 02 1993

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR CENTRAL ILLINOIS
UNTIL MIDNIGHT...

AT 745 PM CDT...A LINE OF THUNDERSTORMS...SOME QUITE STRONG...WAS
MOVING THROUGH CENTRAL ILLINOIS...AND EXTENDED FROM JUST SOUTH OF
BLOOMINGTON...TO 15 MILES NORTH OF SPRINGFIELD NEAR PETERSBURG...TO
ABOUT 50 MILES NORTHWEST OF ST. LOUIS.

THE STRONGEST STORMS WERE LOCATED 18 MILES NORTHEAST OF SPRINGFIELD IN
WESTERN LOGAN COUNTY...AND 50 MILES WEST OF SPRINGFIELD AT MEREDOSIA.
MOVEMENT WAS EAST AT ABOUT 25 MPH.
.

THE LINE OF STORMS SHOULD MOVE THROUGH LINCOLN...SPRINGFIELD AND
JACKSONVILLE BETWEEN 800 AND 830 PM.  STRONG GUSTY WINDS...BRIEF
HEAVY RAIN AND DANGEROUS LIGHTNING CAN BE EXPECTED WITH THE HEAVIER
STORMS.

IF YOU ARE IN THE PATH OF THESE STORMS...MOVE INSIDE A STURDY BUILDING
UNTIL THE STORMS HAVE PASSED.  STAY AWAY FROM WINDOWS AND DO NOT USE
TELEPHONES UNLESS IN AN EMERGENCY.

THESE STORMS COULD BECOME SEVERE...SO STAY TUNED TO YOUR FAVORITE
WEATHER INFORMATION SOURCE FOR ADDITIONAL STATEMENTS AND POSSIBLE
WARNINGS.

MCCOY

Nearby

Flash Flood Warnings in Illinois, 1993Every flash flood warning 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; the sounding from the Mesonet's radiosonde archive.