Alert archive / Illinois / Flash Flood Warnings in 2002

Flash Flood Warning 37, NWS Lincoln, IL

May 9, 20024 counties in Illinois

NWS Lincoln, IL issued this flash flood warning at May 9, 2002, 12:17 AM CDT for 4 counties in 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 9, 2002, 12:17 AM CDT (05:17 UTC)
Expired
May 9, 2002, 6:00 AM CDT
In force
6 hr
Issued by
NWS Lincoln, IL
Area
Counties, with a storm outline in the text

Counties Marshall County, IL, Peoria County, IL, Tazewell County, IL, Woodford County, IL

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 5.3 hours before the alert went out and 109 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 00:00Z on 2002-05-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1076 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, Lincoln, IL at 00:00Z on 2002-05-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 175 square meters per square second.1939587897Sfc1 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
1076 J/kg
Mixed-layer CIN
-41 J/kg
Mixed-layer LCL
1020 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
175 m²/s²
0-3 km storm-relative helicity
229 m²/s²
Significant tornado parameter
1.2
Supercell composite
9.2

Open this sounding in Storm Lab

The text

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

000 
WGUS53 KILX 090517
FFWSPI
ILC123-143-179-203-091100-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
1215 AM CDT THU MAY 9 2002

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  TAZEWELL COUNTY IN CENTRAL ILLINOIS
  WOODFORD COUNTY IN CENTRAL ILLINOIS
  PEORIA COUNTY IN CENTRAL ILLINOIS
  MARSHALL COUNTY IN CENTRAL ILLINOIS

* UNTIL 600 AM CDT

* AT 1205 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  VERY HEAVY RAIN HAS FALLEN ACROSS THE AREA THIS EVENING. SPOTTER
  REPORTS INDICATE THAT SOME ROADS ARE BECOMING FLOODED. PERIODS OF
  HEAVY RAINFALL WILL PERSIST THROUGH 2 AM...WHICH WILL ENHANCE THE
  FLOODING POTENTIAL.

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.

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 4109 8908 4063 8905 4059 8987 4098 8965
          4114 8964

CHURCHILL

NNNN

The office that day

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

IssuedProductOfficeCountiesLasted
May 8, 8:20 PM CDTFlash Flood WarningILXSchuyler6 hr
May 8, 10:18 PM CDTSevere Thunderstorm WarningILXCass, Morgan, Schuyler, Scott57 min
May 8, 10:35 PM CDTFlash Flood WarningILXFulton6 hr
May 8, 10:41 PM CDTSevere Thunderstorm WarningILXMcLean64 min
May 8, 10:45 PM CDTSevere Thunderstorm WarningILXFulton, Mason45 min
May 8, 10:54 PM CDTFlash Flood WarningILXCass, Morgan, Scott6 hr
May 8, 10:58 PM CDTTornado WarningILXFulton, Mason47 min
May 8, 11:16 PM CDTFlash Flood WarningILXMason6 hr
May 8, 11:24 PM CDTSevere Thunderstorm WarningILXCass, Menard, Morgan, Sangamon51 min
May 8, 11:28 PM CDTTornado WarningILXPeoria, Tazewell62 min
May 9, 12:02 AM CDTSevere Thunderstorm WarningILXWoodford43 min
May 9, 12:23 AM CDTSevere Thunderstorm WarningILXChristian, Macon, Shelby52 min
May 9, 2:04 AM CDTSevere Thunderstorm WarningILXMoultrie26 min
May 9, 2:27 AM CDTSevere Thunderstorm WarningILXChampaign, Coles, Douglas63 min
May 9, 2:31 AM CDTSevere Thunderstorm WarningILXEffingham44 min
May 9, 2:42 AM CDTSevere Thunderstorm WarningILXCumberland63 min
May 9, 2:52 AM CDTSevere Thunderstorm WarningILXVermilion53 min
May 9, 3:05 AM CDTSevere Thunderstorm WarningILXCumberland40 min
May 9, 3:14 AM CDTSevere Thunderstorm WarningILXClark, Crawford, Edgar, Jasper61 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.