Alert archive / Illinois / Flash Flood Warnings in 2000

Flash Flood Warning 19, NWS Lincoln, IL

August 2, 2000Edgar County, Illinois

NWS Lincoln, IL issued this flash flood warning at Aug 2, 2000, 8:57 PM CDT for Edgar County, Illinois. It was in force for 3 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Aug 2, 2000, 8:57 PM CDT (01:57 UTC)
Expired
Aug 2, 2000, 9:00 PM CDT
In force
3 min
Issued by
NWS Lincoln, IL
Area
Whole counties

County Edgar County, IL

The radar

The Indianapolis radar (KIND), 125 km from the middle of the area, began a volume at 01:59 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Davenport, (KDVN), launched 00:00Z, 2.0 hours before the alert went out and 317 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, Davenport, at 00:00Z on 2000-08-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 201 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, Davenport, at 00:00Z on 2000-08-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 11 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
201 J/kg
Mixed-layer CIN
-74 J/kg
Mixed-layer LCL
1576 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
11 m²/s²
0-3 km storm-relative helicity
131 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 030200
FFWILX
ILC045-030500-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
857 PM CDT WED AUG 2 2000

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTHERN EDGAR COUNTY IN EAST CENTRAL ILLINOIS

* UNTIL MIDNIGHT CDT

* AT 855 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  VERY HEAVY RAIN HAS FALLEN ACROSS SOUTHERN EDGAR COUNTY.
  RADAR IS ESTIMATING RAINFALL AMOUNTS OF 6 TO 8 INCHES
  IN THIS AREA SINCE 5 PM.

* ADDITIONAL THUNDERSTORMS WITH EXCESSIVE RAINFALL WILL CONTINUE
  ACROSS THIS AREA BEFORE TAPERING OFF BY 11 PM. THIS CONTINUED HEAVY
  RAINFALL WILL LIKELY PRODUCE FLASH FLOODING.

THIS EXTENDS THE PREVIOUS WARNING THAT WAS IN EFFECT UNTIL 9 PM.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLASH FLOODS. IT IS VERY DIFFICULT AT NIGHT TO JUDGE HOW
MUCH WATER COVERS ROADWAY4S. DO NOT ATTEMPT TO CROSS FLOODED ROADWAYS.

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.

FRIEDERS

NNNN

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 2, 7:33 PM CDTSevere Thunderstorm WarningILXMacon57 min
Aug 2, 8:01 PM CDTSevere Thunderstorm WarningILXMoultrie, Piatt, Shelby59 min
Aug 2, 8:11 PM CDTSevere Thunderstorm WarningILXColes, Cumberland, Douglas64 min
Aug 2, 8:11 PM CDTSevere Thunderstorm WarningILXEffingham64 min
Aug 2, 8:37 PM CDTSevere Thunderstorm WarningILXJasper53 min
Aug 2, 9:14 PM CDTSevere Thunderstorm WarningILXChampaign46 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; radar from the NEXRAD Level II archive.