Alert archive / Illinois / Flash Flood Warnings in 2001

Flash Flood Warning 4, NWS Quad Cities, IA

June 5, 2001Bureau County, Henry County, Putnam County, Illinois

NWS Quad Cities, IA issued this flash flood warning at Jun 5, 2001, 10:36 AM CDT for Bureau County, Henry County, Putnam County, Illinois. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued
Jun 5, 2001, 10:36 AM CDT (15:36 UTC)
Expired
Jun 5, 2001, 2:30 PM CDT
In force
4 hr
Issued by
NWS Quad Cities, IA
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Bureau County, IL, Henry County, IL, Putnam County, IL

The nearest sounding before it

Davenport, (KDVN), launched 12:00Z, 3.6 hours before the alert went out and 62 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 12:00Z on 2001-06-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 joules per kilogram.LCLEL10008507005003002001001 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 12:00Z on 2001-06-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 408 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
1 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
440 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
408 m²/s²
0-3 km storm-relative helicity
569 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.5

Open this sounding in Storm Lab

The text

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

000 
WGUS53 KDVN 051546 CCA
FFWMLI
ILC011-073-155-051930-

BULLETIN - EAS ACTIVATION REQUESTED...CORRECTION TO 4TH BULLET ITEM
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
1036 AM CDT TUE JUN 5 2001

THE NATIONAL WEATHER SERVICE IN THE QUAD CITIES HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  PUTNAM COUNTY IN NORTH CENTRAL ILLINOIS
  BUREAU COUNTY IN NORTH CENTRAL ILLINOIS
  HENRY COUNTY IN NORTHWEST ILLINOIS

* UNTIL 230 PM CDT

* AT 1036 AM CDT...THE HENRY COUNTY SHERIFFS DEPARTMENT REPORTED 
FLASH FLOODING IN SOUTHERN HENRY COUNTY. THE EDWARDS RIVER BRIDGE AT 
THE ANDOVER-WOODHULL BLACKTOP WAS NEARLY IMPASSABLE. ALSO...WATER 
WAS ON U.S. ROUTE 150 AT OPHIEM. ALSO...TWO FEET WAS ON A COUNTY 
ROAD NEAR ANDOVER. FINALLY...COUNTY ROAD 600E AT EDWARDS RIVER ROAD 
WAS CLOSED DUE TO HIGH WATER. HEAVY RAIN AND FLASH FLOODING IS ALSO 
POSSIBLE OVER BUREAU AND PUTNAM COUNTIES AS WELL.

* SOME TOWNS AFFECTED INCLUDE...GALVA...HENNEPIN...KEWANEE...AND   
WOODHULL. THE SOUTHERN HALF OF THE WARNED AREA IS OF MOST CONCERN.

* THE GROUND HAS ALREADY BEEN SATURATED BY RECENT RAINFALL...  
ADDITIONAL HEAVY RAIN HAS RESULTED IN EXCESSIVE RUNOFF...LEADING TO  
THE LIKELIHOOD OF FLASH FLOODING IN THE WARNED AREA.

EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS AND OTHER
LOW LYING AREAS ARE SUBJECT TO FLASH FLOODING.

THIS IS A DANGEROUS SITUATION A FLASH FLOOD WARNING MEANS THAT 
FLOODING IS IMMINENT OR OCCURRING. IF YOU ARE IN THE WARNING AREA BE 
AWARE OF FLOOD PRONE AREAS. RESIDENTS LIVING ALONG STREAMS AND 
CREEKS SHOULD TAKE IMMEDIATE PRECAUTIONS TO PROTECT LIFE AND 
PROPERTY. DO NOT ATTEMPT TO CROSS SWIFTLY FLOWING WATERS OR WATERS 
OF UNKNOWN DEPTH BY FOOT OR BY AUTOMOBILE. IF YOUR VEHICLE STALLS, 
ABANDON IT IMMEDIATELY AND SEEK HIGHEdR GROUND.

PLEASE GIVE YOUR REPORTS OF FLOODING TO LAW ENFORCEMENT...FOR RELAY 
TO THE NATIONAL WEATHER SERVICE IN THE QUAD CITIES.

LAT...LON 4116 9044 4112 8916 4144 8918 4145 9043

JAZ

The office that day

Everything else NWS Quad Cities, IA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 5, 2:13 AM CDTSevere Thunderstorm WarningDVNHenry, Mercer47 min

Nearby

Flash Flood Warnings in Illinois, 2001Every flash flood warning in 2001

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.