Alert archive / Illinois / Flash Flood Warnings in 2002

Flash Flood Warning 50, NWS Lincoln, IL

May 27, 2002Christian County, Shelby County, Illinois

NWS Lincoln, IL issued this flash flood warning at May 27, 2002, 5:21 PM CDT for Christian County, Shelby County, Illinois. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
May 27, 2002, 5:21 PM CDT (22:21 UTC)
Expired
May 27, 2002, 11:00 PM CDT
In force
6 hr
Issued by
NWS Lincoln, IL
Area
Counties, with a storm outline in the text

Counties Christian County, IL, Shelby County, IL

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 10.4 hours before the alert went out and 81 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, Lincoln, IL at 12:00Z on 2002-05-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 19 joules per kilogram.LCLLFCEL10008507005003002001001 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, Lincoln, IL at 12:00Z on 2002-05-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 97 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
19 J/kg
Mixed-layer CIN
-111 J/kg
Mixed-layer LCL
966 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
97 m²/s²
0-3 km storm-relative helicity
70 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 
WGUS53 KILX 272221
FFWSPI
ILC021-173-280400-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
518 PM CDT MON MAY 27 2002

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SHELBY COUNTY IN CENTRAL ILLINOIS
  CHRISTIAN COUNTY IN CENTRAL ILLINOIS

* UNTIL 1100 PM CDT

* AT 515 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  VERY HEAVY RAIN HAS FALLEN ACROSS CENTRAL CHRISTIAN COUNTY NEAR
  TAYLORVILLE. BETWEEN 1 AND 3 INCHES OF RAIN WITH LOCALLY HIGHER 
  AMOUNTS HAS BEEN ESTIMATED SINCE 4 PM AROUND TAYLORVILLE.

* THUNDERSTORMS WITH EXCESSIVE RAINFALL WILL CONTINUE ACROSS
  CENTRAL CHRISTIAN INTO CENTRAL SHELBY COUNTIES. RAINFALL AMOUNTS 
  WILL LIKELY RANGE FROM 1 TO 3 INCHES BY 7 PM. THESE RAINFALL 
  AMOUNTS WILL LIKELY PRODUCE FLASH FLOODING ESPECIALLY FROM
  TAYLORVILLE TO SHELBYVILLE.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF IN A FLOOD PRONE AREA...MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG CREEKS AND STREAMS ARE ESPECIALLY VULNERABLE
TO THE EFFECTS OF FLASH FLOODING. DO NOT ATTEMPT TO CROSS FLOODED
AREAS BY FOOT OR AUTOMOBILE.

MOST DEATHS IN FLASH FLOODING OCCUR IN AUTOMOBILES. DO NOT DRIVE YOUR
VEHICLE INTO AREAS IN WHICH WATER COVERS THE ROADWAY. IT ONLY TAKES A
FOOT OR TWO OF WATER TO WASH MOST VEHICLES AWAY. VEHICLES CAUGHT IN
RISING WATERS SHOULD BE ABANDONED QUICKLY.

REPORT FLASH FLOODING TO YOUR LOCAL ESDA...OR THE NEAREST LAW
ENFORCEMENT AGENCY...FOR RELAY TO THE NATIONAL WEATHER SERVICE. STAY
TUNED FOR LATER STATEMENTS.

LAT...LON 3959 8878 3936 8878 3936 8927 3961 8951

KH

NNNN

The office that day

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

IssuedProductOfficeCountiesLasted
May 27, 2:45 PM CDTSevere Thunderstorm WarningILXMorgan, Sangamon60 min
May 27, 3:45 PM CDTSevere Thunderstorm WarningILXSangamon60 min
May 27, 4:07 PM CDTSevere Thunderstorm WarningILXChristian53 min
May 27, 4:59 PM CDTSevere Thunderstorm WarningILXChristian, Shelby61 min
May 27, 5:18 PM CDTFlash Flood WarningILXMorgan, Scott6 hr
May 27, 5:57 PM CDTSevere Thunderstorm WarningILXMoultrie63 min
May 27, 6:18 PM CDTFlash Flood WarningILXClark, Coles, Moultrie6 hr
May 27, 6:34 PM CDTSevere Thunderstorm WarningILXColes, Douglas56 min
May 27, 6:52 PM CDTSevere Thunderstorm WarningILXClark53 min

Nearby

Flash Flood Warnings in Illinois, 2002Every flash flood warning in 2002

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.