Alert archive / Illinois / Flash Flood Warnings in 1990

Flash Flood Warning 29, NWS Lincoln, IL

June 30, 19904 counties in Illinois

NWS Lincoln, IL issued this flash flood warning at Jun 30, 1990, 1:46 PM CDT for 4 counties in Illinois. It was in force for 119 min.

The area

The counties it named.

The facts

Issued
Jun 30, 1990, 1:46 PM CDT (18:46 UTC)
Expired
Jun 30, 1990, 3:45 PM CDT
In force
119 min
Issued by
NWS Lincoln, IL
Area
Whole counties

Counties Fulton County, IL, Mason County, IL, Peoria County, IL, Tazewell 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, 6.8 hours before the alert went out and 394 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 1990-06-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Paducah/Barkley, KY at 12:00Z on 1990-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 72 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
NaN m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
72 m²/s²
0-3 km storm-relative helicity
102 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KPIA 301846
FFWPIA
ILC057-143-179-125-302045-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED 
FLASH FLOOD WARNING 
NATIONAL WEATHER SERVICE PEORIA IL
146 PM CDT SAT JUN 30 1990

THE NATIONAL WEATHER SERVICE HAS ISSUED A FLASH FLOOD WARNING 
EFFECTIVE UNTIL 345 PM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTIES

   IN THE WEST CENTRAL PART OF ILLINOIS
      NORTHEAST FULTON...

   IN THE CENTRAL PART OF ILLINOIS
      SOUTHERN PEORIA...WESTERN TAZEWELL...EXTREME NORTHERN 
      MASON...

AT 140 PM CDT RADAR CONTINUED TO INDICATE SHOWERS AND THUNDERSTORMS
PRODUCING HEAVY RAIN FROM FARMINGTON...20 MILES WEST OF PEORIA TO
DELAVAN...25 MILES SOUTH OF PEORIA. RAINFALL RATES OF OVER ONE INCH
AN HOUR HAVE BEEN REPORTED IN THIS AREA. STREAMS AND CREEKS ARE
ALREADY NEAR BANKFULL DUE TO THE RECENT HEAVY RAINS. ADDITIONAL
RAINFALL WILL PRODUCE FLASH FLOODING.

STAY OUT OF DRY CREEK BEDS AND LOW LYING AREAS.  FLASH FLOODS CAN
OCCUR WITH LITTLE OR NO ADVANCE WARNING.

IF YOU ARE IN THE WARNED COUNTY IN AN AREA SUBJECT TO FLOODING
MOVE TO HIGHER GROUND.

DO NOT ATTEMPT TO DRIVE OVER ROADS COVERED BY FLOOD WATERS.

 STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO OR TELEVISION
 FOR. LATER STATEMENTS ON THIS SITUATION.

ATTN ISP DIST...8...9 AND 14

MILLER

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, Jun 30, 10:32 AM CDT, 3 hours 14 minutes before
ILZ009-010-301530-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD IL
1030 AM CDT SAT JUN 30 1990

AT 1030AM CDT ANOTHER THUNDERSTORM PRODUCING TORRENTIAL RAIN WAS
HEADING TOWARD SPRINGFIELD. IT WAS 25 MILES IN DIAMETER AND CENTERED
35 MILES NORTHWEST OF SPRINGFIELD. IT WILL BE IN THE SPRINGFIELD
AREA IN THE HOUR BEFORE 11.30 AM CDT.

PERSONS IN THE PATH OF THE STORM SHOULD EXPECT HEAVY RAIN...SMALL
HAIL...DANGEROUS LIGHTNING AND GBUSTY WINDS.

FS
Special weather statement, Jun 30, 11:01 AM CDT, 2 hours 45 minutes before
ILZ009-010-301630-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD IL
11 AM CDT SAT JUN 30 1990

...MARBLE SIZED HAIL REPORTED IN MENARD COUNTY...
AT 11AM CDT A THUNDERSTORM PRODUCING MARBLE SIZED HAIL AND TORRENTIAL
RAIN WAS REPORTED IN GREENVIEW IN NORTHEASTERN MENARD COUNTY...25
MILES NORTHWEST OF SPRINGFIELD. ANOTHER THUNDERSTORM PRODUCING HEAVY
RAIN WAS JUST ENTERING NORTHWESTERN MENARD COUNTY.

OTHER THUNDERSTORMS WERE IN SANhGAMON...MORGAN...CASS AND NORTHERN
MONTGOMERY COUNTIES. ALL OF THE STORMS WERE MOVING TOWARD THE
SOUTHEAST AT 35 TO 40 MPH.

PERSONS IN THESE STORM AREAS SHOULD EXPECT HEAVY RAIN...HAIL
...DANGEROUS LIGHTNING AND GUSTY WINDS.

FS
Special weather statement, Jun 30, 11:46 AM CDT, 2 hours before
ILZ006-009-301745-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEORIA IL
1145 AM CDT SAT JUN 30 1990

...STRONG THUNDERSTORMS CONTINUE TO POUND WEST CENTRAL ILLINOIS...

AT 1140 AM...WEATHER SER
Special weather statement, Jun 30, 12:32 PM CDT, 1 hour 14 minutes before
ILZ006-007-009-301830-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEORIA IL
1230 PM CDT SAT JUN 30 1990

...STRONG THUNDERSTORMS CONTINUE TO AFFECT WEST CENTRAL ILLINOIS...

AT 1225 PM...WEATHER SERVICE RADAR INDICATED A LINE OF THUNDERSTORMS
PRODUCING VERY HEAVY RAIN...HAIL AND GUSTY WINDS FROM EXTREME SOUTHEAST
IOWA...30 MILES SOUTHWEST OF BURLINGTON...TO DECATUR. THE STRONGEST
STORM WAS NEAR MASON CITY IN EASTERN MASON COUNTY...35 MILES SOUTH OF
PEORIA. THE STORMS WERE MOVING SOUTHEAST AT 30 MILES AN HOUR.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR PORTIONS OF WEST CENTRAL
ILLINOIS. PEORIA COUNTY AND CITY ARE NOT INCLUDED IN THE WATCH AT THIS TIME.

STAY TUNED TO WEATHER SERVICE RADIO...TELEVISION OR COMMERCIAL RADIO
FOR LATER STATEMENTS AND POSSIBLE WARNINGS.

MILLER/J LAST
Special weather statement, Jun 30, 12:41 PM CDT, 1 hour 5 minutes before
ILZ009-010-301830-

SEVERE WEATHER STATEMENT...CORRECTED FOR TIME
NATIONAL WEATHER SERVICE SPRINGFIELD IL
1235 AM CDT SAT JUN 30 1990

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 4PM CDT...

AT 1235 PM CDT SEVERE THUNDERSTORMS REPORTED IN MENARD AND SANGAMON
COUNTIES HAVE DECREASED IN INTENSITY AND WERE NO LONGER SEVERE.

SCATTERED THUNDERSTORMS WERE IN MOST OF CENTRAL ILLINOIS. THUNDERSTORMS
PRODUCING THE HEAVIEST RAIN WERE IN A 30 MILE WIDE AREA FROM 30 MILES
WEST OF PEORIA TO 50 MILES SOUTH OF CHAMPAIGN. ANOTHER NARROW BAND
EXTENDED FROM THE MISSISSIPPI RIVER HALFWAY BETWEEN QUINCY AND
BURLINGTON IOWA TO VANDALIA. ALL OF THE PRECIPITATION WAS MOVING
TOWARD THE SOUTHEAST AT 30 TO 40 MPH.

FS
Special weather statement, Jun 30, 1:45 PM CDT, 1 minute before
ILZ009-010-301940-

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD IL
140 PM CDT SAT JUN 30 1990

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 4PM CDT...

AT 140 PM RADAR WAS SHOWING SCATTERED THUNDERSTORMS OVER MUCH OF
CENTRAL ILLINOIS FROM 25 MIES SOUTHWEST OF QUINCY EXTENDING
SOUTHEAST TO CHAMPAIGN THEN SOUTH TO 40 MILES SOUTH OF CHAMPAIGN.
NUMEROUS SHOWERS WERE ALSO OCCURING. MOVEMENT WAS SOUTHEAST AT 35 MPH.

THE MOST INTENSE THUNDERSTORMS WERE FROM JUST WEST OF PEORIA TO
JUST WEST OF DELAVEN AND FROM CHAMPAIGN SOUTH TO MARTINSVILLE.

THE STORMS ARE CAPABLE OF PRODUCING DAMAGING WINDS...LARGE HAIL...
FREQUENT DEADLY LIGHTNING...AND LOCAALY VERY HEAVY RAINFALL.

AS THE, STORMS MOVE THROUGH THE AREA SOME FLOODING OF SMALL STREAMS...
STREETS AND HIGHWAYS...AND LOW LYING AREAS ARE POSSIBLE.

NO SEVERE WEATHER HAS BEEN REPORTED DURING THE PAST HOUR.

STUMETZ

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 30, 8:55 AM CDTSevere Thunderstorm WarningILXMacoupin, Montgomery, Sangamon35 min
Jun 30, 10:34 AM CDTSevere Thunderstorm WarningILXClark56 min
Jun 30, 11:34 AM CDTSevere Thunderstorm WarningILXMenard, Sangamon56 min
Jun 30, 3:30 PM CDTFlash Flood WarningILXStephenson3 hr
Jun 30, 3:30 PM CDTFlash Flood WarningILXBoone, DeKalb3 hr
Jun 30, 3:52 PM CDTFlash Flood WarningILXCarroll, Ogle3 hr
Jun 30, 4:19 PM CDTFlash Flood WarningILXPeoria116 min

Nearby

Flash Flood Warnings in Illinois, 1990Every flash flood 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.