Alert archive / Illinois / Flash Flood Warnings in 1993

Flash Flood Warning 16, NWS Lincoln, IL

June 30, 1993McLean County, Illinois

NWS Lincoln, IL issued this flash flood warning at Jun 30, 1993, 2:06 AM CDT for McLean County, Illinois. It was in force for 69 min.

The area

The counties it named.

The facts

Issued
Jun 30, 1993, 2:06 AM CDT (07:06 UTC)
Expired
Jun 30, 1993, 3:15 AM CDT
In force
69 min
Issued by
NWS Lincoln, IL
Area
Whole counties

County McLean County, IL

The nearest sounding before it

Paducah/Barkley, KY (KPAH), launched 00:00Z, 7.1 hours before the alert went out and 381 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 1993-06-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1818 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 00:00Z on 1993-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -30 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
1818 J/kg
Mixed-layer CIN
-66 J/kg
Mixed-layer LCL
1239 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
-30 m²/s²
0-3 km storm-relative helicity
26 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.3

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KPIA 300706
FFWPIA
ILC113-300815-
 
BULLETIN - EBS ACTIVATION REQUESTED
SEVERE THUNDERSTORM AND FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PEORIA IL
206 AM CDT WED JUN 30 1993
 
THE NATIONAL WEATHER SERVICE IN PEORIA HAS ISSUED A
SEVERE THUNDERSTORM AND FLASH FLOOD WARNING
EFFECTIVE UNTIL  315 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN CENTRAL ILLINOIS
 
   ...MCLEAN COUNTY
 
AT 202 AM...WEATHER RADAR INDICATED THAT THE LINE OF SEVERE
THUNDERSTORMS THAT REAKED HAVOC ACROSS MUCH OF THE AREA WERE MOVING INTO
THE WESTERN SECTIONS OF MCLEAN COUNTY. THESE STORMS CONTINUED TO MOVE
SOUTHEAST AT 35 MPH.
 
TOWNS IN THE PATH OF THESE STORMS ARE DANVERS...BLOOMINGTON AND
ARROWSMITH.
 
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
 
MOGGED

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 29, 11:08 PM CDT, 2 hours 58 minutes before
ILZ009-010-290400-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD IL
1105 PM CDT TUE JUN 29 1993

...SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR PORTIONS OF WEST
CENTRAL AND CENTRAL ILLINOIS...

WEATHER RADAR AT 1104 PM CDT INDICATED NO THUNDERSTORM ACTIVITY IN
WEST CENTRAL OR CENTRAL ILLINOIS.  HOWEVER...SEVERE THUNDERSTORMS
ARE LOCATED IN SOUTHEAST IOWA CHARGING TO THE SOUTHEAST AROUND 50 MPH.

THE LEADING EDGE OF THE STORMS ARE^ ABOUT 125 MILES NORTHWEST OF
SPRINGFIELD...AND SHOULD CONTINUE TO MOVE RAPIDLY SOUTHEAST.  STAY
TUNED TO YOUR SOURCE OF WEATHER INFORMATION FOR LATER STATEMENTS
AND POSSIBLE WARNINGS.

SKIPPER
Special weather statement, Jun 29, 11:23 PM CDT, 2 hours 43 minutes before
ILZ005>007-009-300545-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEORIA IL
1125 PM CDT TUE JUN 29 1993

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 300 AM...

AT 1120 PM... A LINE OF SEVERE THUNDERSTORMS WAS APPROACHING MOLINE.
THESE STORMS WERE MOVING SOUTHEAST AT 40 MPH. PEOPLE ACROSS THE NORTHERN
COUNTIES OF WEST CENTRAL ILLINOIS TO INCLUDE BUREAU...WARREN...KNOX AND
STARK COUNTIES SHOULD BE PREPARED FOR DAMAGING STORMS BETWEEN 1230 AND
1 AM.

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

MOGGED
Special weather statement, Jun 29, 11:25 PM CDT, 2 hours 41 minutes before
ILZ005>007-009-300545-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEORIA IL
1125 PM CDT TUE JUN 29 1993

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 300 AM...

AT 1120 PM... A LINE OF SEVERE THUNDERSTORMS WAS APPROACHING MOLINE.
THESE STORMS WERE MOVING SOUTHEAST AT 40 MPH. PEOPLE ACROSS THE NORTHERN
COUNTIES OF WEST CENTRAL ILLINOIS TO INCLUDE BUREAU...WARREN...KNOX AND
STARK COUNTIES SHOULD BE PREPARED FOR DAMAGING STORMS BETWEEN 1230 AND
1 AM.

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

MOGGED
Special weather statement, Jun 30, 12:00 AM CDT, 2 hours 6 minutes before
ILZ009-010-290600-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD IL
1155 PM CDT TUE JUN 29 1993

...SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR PORTIONS OF WEST
CENTRAL AND CENTRAL ILLINOIS UNTIL 3 AM CDT...

WEATHER RADAR AT 1154 PM CDT INDICATED SERERE THUNDERSTORMS BETWEEN
BURLINGTON IOWA AND MOLINE ILLINOS.  THESE THUNDERSTORMS CONTINUE
TO MOVE SOUTHEAST AROUND 50 MPH.

REMEMBER...IF SEVERE WEATHER APPROACHES...BE PREPARED TO| MOVE TO
A PLACE OF SAFETY.

STAY TUNED TO YOUR SOURCE OF WEATHER INFORMATION FOR LATER STATEMENTS
AND POSSIBLE WARNINGS.

SKIPPER
Special weather statement, Jun 30, 12:14 AM CDT, 1 hour 52 minutes before
ILZ009-010-290600-

SPECIAL WEATHER STATEMENT...CORRECTED...
NATIONAL WEATHER SERVICE SPRINGFIELD IL
1155 PM CDT TUE JUN 29 1993

...SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR PORTIONS OF WEST
CENTRAL AND CENTRAL ILLINOIS UNTIL 3 AM CDT...

WEATHER RADAR AT 1154 PM CDT INDICATED SEVERE THUNDERSTORMS BETWEEN
BURLINGTON IOWA AND MOLINE ILLINOIS.  THESE THUNDERSTORMS CONTINUE
TO MOVE SOUTHEAST AROUND 45 MPH.

REMEMBER...IF SEVERE WEATHER APPROACHES...BE PREPARED TO MOVE TO
A PLACE OF SAFETY.

STAY TUNED TO YOUR SOURCE OF WEATHER INFORMATION FOR LATER STATEMENTS
AND POSSIBLE WARNINGS.

SKIPPER
Special weather statement, Jun 30, 2:01 AM CDT, 5 minutes before
ILZ009-010-290750-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD IL
200 AM CDT WED JUN 30 1993

...SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR CASS...MENARD...MORGAN
AND SANGAMON COUNTIES UNTIL 3 AM CDT...
...SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR EASTERN SECTIONS OF
CENTRAL ILLINOIS AND ALL OF EAST CENTRAL ILLINOIS UNTIL 6 AM CDT...

AT 155 AM CDT...RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS THAT
EXTENDED FROM 20 NORTHEAST OF PEORIA TO 5 MILES NORTHWEST OF SPRINFIELD
TO QUINCY.  ALSO...THERE WAS A LINE OF STORMS THAT EXTENDED FROM 5 MILES
EAST OF BLOOMINGTON TO 10 MILES WEST OF CHAMPAIGN TO 35 MILES SOUTHEAST
OF DECATUR.  THE STORMS WERE MOVING TO THE SOUTHEAST AT 40 MILES AN
HOUR.

REMEMBER...DEADLY LIGHTNING...HAIL...DAMAGING WINDS AND VERY HEAVY
RAIN ARE POSSIBLE WITH THESE STORMS.  LISTEN TO NOAA WEATHER RADIO
FOR FURTHER STATEMENTS AND POSSIBLE WARNINGS.

BYRD

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 30, 12:09 AM CDTSevere Thunderstorm WarningILXHenderson51 min
Jun 30, 12:13 AM CDTSevere Thunderstorm WarningILXKnox, Warren62 min
Jun 30, 12:35 AM CDTFlash Flood WarningILXHenderson, Knox, Warren117 min
Jun 30, 12:41 AM CDTFlash Flood WarningILXBureau, Stark64 min
Jun 30, 12:41 AM CDTSevere Thunderstorm WarningILXBureau, Stark64 min
Jun 30, 12:53 AM CDTFlash Flood WarningILXPeoria67 min
Jun 30, 12:53 AM CDTSevere Thunderstorm WarningILXPeoria67 min
Jun 30, 1:05 AM CDTFlash Flood WarningILXFulton55 min
Jun 30, 1:05 AM CDTSevere Thunderstorm WarningILXFulton55 min
Jun 30, 1:15 AM CDTSevere Thunderstorm WarningILXCass45 min
Jun 30, 1:18 AM CDTFlash Flood WarningILXMarshall, Putnam57 min
Jun 30, 1:18 AM CDTSevere Thunderstorm WarningILXMarshall, Putnam57 min
Jun 30, 1:22 AM CDTFlash Flood WarningILXMason, Tazewell, Woodford68 min
Jun 30, 1:22 AM CDTSevere Thunderstorm WarningILXMason, Tazewell, Woodford68 min
Jun 30, 1:42 AM CDTFlash Flood WarningILXSchuyler48 min
Jun 30, 1:42 AM CDTSevere Thunderstorm WarningILXSchuyler48 min
Jun 30, 1:51 AM CDTSevere Thunderstorm WarningILXLogan, Menard54 min
Jun 30, 2:06 AM CDTSevere Thunderstorm WarningILXMcLean69 min
Jun 30, 2:22 AM CDTSevere Thunderstorm WarningILXSangamon53 min

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.