Alert archive / Illinois / Flash Flood Warnings in 2004

Flash Flood Warning 72, NWS Lincoln, IL

August 28, 2004Clay County, Lawrence County, Richland County, Illinois

NWS Lincoln, IL issued this flash flood warning at Aug 28, 2004, 5:21 PM CDT for Clay County, Lawrence County, Richland 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: Aug 28, 2004, 5:21 PM CDT (22:21 UTC)
Expired: Aug 28, 2004, 11:15 PM CDT
In force: 6 hr
Issued by: NWS Lincoln, IL
Area: Counties, with a storm outline in the text

Counties Clay County, IL, Lawrence County, IL, Richland County, IL

The radar

The Evansville,IN radar (KVWX), 61 km from the middle of the area, began a volume at 22:22 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

Lincoln, IL (KILX), launched 12:00Z, 10.4 hours before the alert went out and 163 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 913 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: 0 m²/s²
0-3 km storm-relative helicity: 65 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 282224
FFWILX
ILC025-101-159-290415-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
521 PM CDT SAT AUG 28 2004

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CLAY COUNTY IN SOUTH CENTRAL ILLINOIS
  RICHLAND COUNTY IN SOUTHEAST ILLINOIS
  LAWRENCE COUNTY IN SOUTHEAST ILLINOIS

* UNTIL 1115 PM CDT

* AT 517 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  HEAVY RAINS CONTINUING FROM OSKALOOSA EAST TO JUST NORTH OF 
  LAWRENCEVILLE. DOPPLER HOURLY RAINFALL ESTIMATES IN THIS AREA
  RANGE FROM 1 TO 2 INCHES. 

* THUNDERSTORMS WITH EXCESSIVE RAINFALL WILL CONTINUE ACROSS
  THIS SAME AREA THROUGH THE EVENING HOURS. RAINFALL AMOUNTS WILL 
  LIKELY RANGE 2 TO LOCALLY 4 INCHES BY 700 PM THIS EVENING. HEAVY
  RAINFALL FROM EARLIER THIS WEEK AND THE ADDITIONAL EXCESSIVE RAINS
  EXPECTED THIS EVENING 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 YOUR LOCAL ESDA...OR THE NEAREST LAW
ENFORCEMENT AGENCY...FOR RELAY TO THE NATIONAL WEATHER SERVICE. STAY
TUNED FOR LATER STATEMENTS.

LAT...LON 3884 8755 3860 8767 3863 8869 3885 8868

$$
SMITH

2 follow-up statements

000 
WGUS73 KILX 290042
FFSILX
ILC101-290100-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
740 PM CDT SAT AUG 28 2004

...THE FLASH FLOOD WARNING FOR LAWRENCE COUNTY HAS BEEN CANCELLED...

THE MOST SIGNIFICANT RAINFALL LATE THIS AFTERNOON AND EVENING OCCURRED TO THE 
WEST AND NORTH OF LAWRENCE COUNTY. THE HEAVY RAINFALL AND FLOOD THREAT HAS 
ENDED ACROSS THE WARNED AREA. THEREFORE...THE FLASH FLOOD WARNING HAS BEEN 
CANCELLED. 


LAT...LON 3886 8758 3860 8764 3858 8792 3884 8794

$$
SMITH

000 
WGUS73 KILX 290126
FFSILX
ILC025-159-290145-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
827 PM CDT SAT AUG 28 2004

...THE FLASH FLOOD WARNING FOR CLAY AND RICHLAND COUNTIES HAS BEEN
CANCELLED...

THE HEAVY RAINFALL AND FLOOD THREAT HAS ENDED ACROSS THE WARNED AREA.
THEREFORE...THE FLASH FLOOD WARNING HAS BEEN CANCELLED.

 
LAT...LON 3882 8796 3863 8798 3863 8867 3886 8866

$$

SMITH

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 27, 9:06 PM CDT	Severe Thunderstorm Warning	ILX	Macon	54 min
Aug 27, 9:43 PM CDT	Severe Thunderstorm Warning	ILX	Piatt	62 min
Aug 27, 10:15 PM CDT	Flash Flood Warning	ILX	Vermilion	6 hr
Aug 28, 5:37 PM CDT	Flash Flood Warning	ILX	Crawford, Jasper	6 hr
Aug 28, 6:30 PM CDT	Flash Flood Warning	ILX	Vermilion	6 hr

Nearby

Flash Flood Warnings in Illinois, 2004 Every flash flood warning in 2004

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.