Alert archive / Illinois / Flash Flood Warnings in 2000

Flash Flood Warning 4, NWS Lincoln, IL

June 20, 2000Logan County, Illinois

NWS Lincoln, IL issued this flash flood warning at Jun 20, 2000, 7:36 PM CDT for Logan County, Illinois. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 20, 2000, 7:36 PM CDT (00:36 UTC)
Expired
Jun 20, 2000, 11:00 PM CDT
In force
3 hr
Issued by
NWS Lincoln, IL
Area
Whole counties

County Logan County, IL

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 0.6 hours before the alert went out and 65 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 2000-06-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 831 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 2000-06-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 216 square meters per square second.19395878Sfc1 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
831 J/kg
Mixed-layer CIN
-30 J/kg
Mixed-layer LCL
828 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
216 m²/s²
0-3 km storm-relative helicity
287 m²/s²
Significant tornado parameter
1.0
Supercell composite
15.3

Open this sounding in Storm Lab

The text

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

000 
WGUS53 KILX 210039
FFWILX
ILC107-210400-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
736 PM CDT TUE JUN 20 2000

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  LOGAN COUNTY IN CENTRAL ILLINOIS

* UNTIL 1100 PM CDT

* AT 735 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  VERY HEAVY RAIN HAS FALLEN ACROSS MUCH OF LOGAN COUNTY. RADAR
  IS ESTIMATING AMOUNTS OF UP TO 3 INCHES IN SOME LOCATIONS JUST
  SINCE 600 PM.

* THUNDERSTORMS WITH EXCESSIVE RAINFALL WILL CONTINUE ACROSS
  MUCH OF LOGAN COUNTY UNTIL AT LEAST 9 PM. THIS CONTINUED
  HEAVY RAINFALL WILL LIKELY PRODUCE FLASH FLOODING.

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 THE NEAREST LAW ENFORCEMENT AGENCY FOR RELAY
TO THE NATIONAL WEATHER SERVICE. STAY TUNED FOR LATER STATEMENTS.

$$
FRIEDERS

NNNN

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 20, 7:11 PM CDTSevere Thunderstorm WarningILXFulton64 min
Jun 20, 7:18 PM CDTSevere Thunderstorm WarningILXSangamon57 min
Jun 20, 7:23 PM CDTTornado WarningILXDeWitt, Macon67 min
Jun 20, 7:28 PM CDTSevere Thunderstorm WarningILXMason, Tazewell62 min
Jun 20, 7:28 PM CDTSevere Thunderstorm WarningILXPeoria62 min
Jun 20, 8:00 PM CDTSevere Thunderstorm WarningILXCass, Morgan, Schuyler60 min
Jun 20, 8:00 PM CDTSevere Thunderstorm WarningILXScott60 min
Jun 20, 8:06 PM CDTSevere Thunderstorm WarningILXMarshall, Woodford54 min
Jun 20, 8:13 PM CDTSevere Thunderstorm WarningILXChristian, Macon62 min
Jun 20, 8:13 PM CDTSevere Thunderstorm WarningILXLogan62 min
Jun 20, 8:29 PM CDTSevere Thunderstorm WarningILXDeWitt61 min
Jun 20, 8:47 PM CDTSevere Thunderstorm WarningILXMoultrie, Piatt43 min
Jun 20, 8:47 PM CDTSevere Thunderstorm WarningILXShelby43 min
Jun 20, 9:00 PM CDTSevere Thunderstorm WarningILXChampaign45 min
Jun 20, 9:10 PM CDTTornado WarningILXChampaign50 min
Jun 20, 9:29 PM CDTSevere Thunderstorm WarningILXColes, Douglas, Moultrie61 min
Jun 20, 9:39 PM CDTTornado WarningILXVermilion66 min
Jun 20, 9:54 PM CDTTornado WarningILXChampaign36 min
Jun 20, 10:08 PM CDTSevere Thunderstorm WarningILXChristian, Shelby67 min
Jun 20, 10:32 PM CDTSevere Thunderstorm WarningILXColes, Moultrie58 min
Jun 20, 10:50 PM CDTSevere Thunderstorm WarningILXClay, Effingham55 min
Jun 20, 11:28 PM CDTSevere Thunderstorm WarningILXCumberland, Jasper62 min
Jun 21, 12:00 AM CDTSevere Thunderstorm WarningILXClark60 min
Jun 21, 12:07 AM CDTSevere Thunderstorm WarningILXCrawford68 min
Jun 21, 12:10 AM CDTSevere Thunderstorm WarningILXClay, Richland65 min
Jun 21, 12:23 AM CDTSevere Thunderstorm WarningILXLawrence67 min

Nearby

Flash Flood Warnings in Illinois, 2000Every flash flood warning in 2000

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.