Alert archive / Illinois / Flash Flood Warnings in 2011

Flash Flood Warning 62, NWS St. Louis, MO

June 26, 201111 counties in Illinois; 7 counties in Missouri

NWS St. Louis, MO issued this flash flood warning at Jun 26, 2011, 12:21 AM CDT for 11 counties in Illinois; 7 counties in Missouri. It was in force for 6 hr. 26 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jun 26, 2011, 12:21 AM CDT (05:21 UTC)
Expired
Jun 26, 2011, 6:30 AM CDT
In force
6 hr
Issued by
NWS St. Louis, MO
Area
Storm-based polygon
Flood severity
None

Counties Bond County, IL, Calhoun County, IL, Clinton County, IL, Fayette County, IL, Jersey County, IL, Madison County, IL, Marion County, IL, Monroe County, IL, Randolph County, IL, Saint Clair County, IL, Washington County, IL, City of Saint Louis, MO, Franklin County, MO, Jefferson County, MO, Lincoln County, MO, Saint Charles County, MO, Saint Louis County, MO, Warren County, MO

The radar

The St Louis radar (KLSX), 65 km from the middle of the area, began a volume at 05:24 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.

What was reported inside it

TimeReportWhereRemark
Jun 26, 12:27 AM CDTHEAVY RAIN 2.06Ballwin, MOSINCE 1130 PM
Jun 26, 12:29 AM CDTHEAVY RAIN 1.55St. Louis, MO
Jun 26, 12:41 AM CDTHEAVY RAIN 2.5Shrewsbury, MOSTORM TOTAL THUS FAR.
Jun 26, 12:50 AM CDTHEAVY RAIN 2.07Maryland Heights, MO
Jun 26, 12:52 AM CDTHEAVY RAIN 3.66St. Charles, MO2.10 INCHES SINCE MIDNINGHT
Jun 26, 12:55 AM CDTFLOODMascoutah, IL8 TO 10 INCHES OF STANDING WATER ON HWY 4
Jun 26, 1:10 AM CDTHEAVY RAIN 2.155 Wnw Belleville, IL
Jun 26, 1:15 AM CDTFLASH FLOODCentreville, ILTWO CARS ALMOST COMPLETELY SUBMERGED IN STANDING WATER NEAR INTERSECTION OG HWYS 13 AND 157
Jun 26, 1:16 AM CDTHEAVY RAIN 1.12Freeburg, ILUP TO MIDNIGHT
Jun 26, 1:22 AM CDTFLOODSt. Louis, MOSTANDING WATER ON INTERSTATE 64 AT HAMPTON HALTING VEHICLE TRAFFIC.
Jun 26, 1:39 AM CDTFLOODValley Park, MOMISSOURI HIGHWAY 141 UNDERPASS AT INTERSTATE 44 HAS SEVERAL INCHES OF STANDING WATER ACROSS SOUTHBOUND LANES.
Jun 26, 2:30 AM CDTFLOODValley Park, MOHIGHWAY 141 SHUT DOWN BOTH WAYS AT INTERSTATE 44.
Jun 26, 2:31 AM CDTHEAVY RAIN 2.45Harvester, MORAINFALL TOTAL SINCE 7 AM SATURDAY MORNING.
Jun 26, 2:36 AM CDTHEAVY RAIN 3.54Maryland Heights, MOAT FOX 2 STUDIOS.
Jun 26, 2:51 AM CDTHEAVY RAIN 4.431 Ssw Hazelwood, MOSTORM TOTAL SINCE 7 PM SATURDAY EVENING.
Jun 26, 3:00 AM CDTFLASH FLOOD2 Ese Uplands Park, MOINTERSTATE 70 IS CLOSED AT SHREVE AVENUE DUE TO FLASH FLOODING.
Jun 26, 3:15 AM CDTFLASH FLOOD1 Wsw Cottleville, MOHIGHWAY N BETWEEN WEISS ROAD AND DARDENNE FARMS DRIVE IS CLOSED DUE TO FLASH FLOODING.
Jun 26, 3:19 AM CDTFLASH FLOOD1 Ne St. Charles, MOHOUSES WERE EVACUATED ON HAWTHORN AVENUE.
Jun 26, 3:24 AM CDTHEAVY RAIN 2.32Freeburg, IL
Jun 26, 3:30 AM CDTFLASH FLOODBrentwood, MOMANCHESTER ROAD IS CLOSED IN BOTH DIRECTIONS EAST OF THE INTERSECTION WITH BRENTWOOD BOULEVARD DUE TO FLASH FLOODING.
Jun 26, 3:40 AM CDTFLASH FLOOD3 Ese Uplands Park, MOPAVEMENT DAMAGE REPORTED ON EASTBOUND INTERSTATE 70 AT WEST FLORISSANT FROM FLOODING. THE TWO RIGHT LANES ARE CLOSED.
Jun 26, 4:36 AM CDTHEAVY RAIN 3.53St. Peters, MO
Jun 26, 5:10 AM CDTFLASH FLOODTroy, MOWATER OVER SEVERAL ROADS INCLUDING HIGWAYS C AND H...AS WELL AS GRAVENS ROAD AND SOUTH CHANTILLY ROAD.
Jun 26, 5:21 AM CDTHEAVY RAIN 6.1St. Charles, MONEAR ZUMBEHL AND INTERSTATE 70 INTERSECTION. RAINFALL SINCE SATURDAY AFTERNOON.
Jun 26, 5:30 AM CDTHEAVY RAIN 2.87Ballwin, MO
Jun 26, 6:00 AM CDTHEAVY RAIN 3.913 Ese Centreville, ILSTORM TOTAL.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 5.4 hours before the alert went out and 194 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 2011-06-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Lincoln, IL at 00:00Z on 2011-06-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 8 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1094 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
8 m²/s²
0-3 km storm-relative helicity
189 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

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

306 
WGUS53 KLSX 260521
FFWLSX
ILC005-013-027-051-083-119-121-133-157-163-189-MOC071-099-113-183-
189-219-510-261130-
/O.NEW.KLSX.FF.W.0062.110626T0521Z-110626T1130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
1221 AM CDT SUN JUN 26 2011

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  BOND COUNTY IN SOUTH CENTRAL ILLINOIS...
  CALHOUN COUNTY IN SOUTHWEST ILLINOIS...
  CLINTON COUNTY IN SOUTH CENTRAL ILLINOIS...
  LINCOLN COUNTY IN EAST CENTRAL MISSOURI...
  MADISON COUNTY IN SOUTHWEST ILLINOIS...
  MARION COUNTY IN SOUTH CENTRAL ILLINOIS...
  NORTHEASTERN FRANKLIN COUNTY IN EAST CENTRAL MISSOURI...
  NORTHEASTERN RANDOLPH COUNTY IN SOUTHWEST ILLINOIS...
  NORTHEASTERN WARREN COUNTY IN EAST CENTRAL MISSOURI...
  NORTHERN JEFFERSON COUNTY IN EAST CENTRAL MISSOURI...
  NORTHERN MONROE COUNTY IN SOUTHWEST ILLINOIS...
  SOUTHERN FAYETTE COUNTY IN SOUTH CENTRAL ILLINOIS...
  SOUTHWESTERN JERSEY COUNTY IN SOUTHWEST ILLINOIS...
  ST. CHARLES COUNTY IN EAST CENTRAL MISSOURI...
  ST. CLAIR COUNTY IN SOUTHWEST ILLINOIS...
  ST. LOUIS COUNTY IN EAST CENTRAL MISSOURI...
  ST. LOUIS CITY IN EAST CENTRAL MISSOURI...
  WASHINGTON COUNTY IN SOUTH CENTRAL ILLINOIS...

* UNTIL 630 AM CDT

* AT 1219 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE  
  WARNED AREA. RADAR ESTIMATES THAT 1 TO 3 INCHES OF RAIN HAS 
  ALREADY FALLEN SINCE 1000 PM AND ADDITIONAL AMOUNTS OF 1 TO 2 
  INCHES ARE POSSILE THROUGH 300 AM.

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  AFFTON...ALTON...ANTONIA...ARNOLD...BALLWIN...BARNHART...
  BEL-RIDGE...BELLEFONTAINE NEIGHBORS...BELLEVILLE...BERKELEY...
  BETHALTO...BLACK JACK...BREESE...BRENTWOOD...BRIDGETON...BYRNES
  MILL...CAHOKIA...CARLYLE...CASEYVILLE...CEDAR HILL...CENTRALIA...
  CENTREVILLE...CHESTERFIELD...CLARKSON VALLEY...CLAYTON...
  COLLINSVILLE...COLUMBIA...COOL VALLEY...COTTLEVILLE AND CRESTWOOD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
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.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.

&&

LAT...LON 3847 8914 3821 8915 3822 8959 3819 8959
      3822 9002 3837 9073 3891 9127 3904 9127
      3923 9111 3921 9072 3916 9061 3912 9060
      3914 9060 3899 9026 3896 8880 3891 8880
      3891 8869 3848 8869

$$

GLASS
4 follow-up statements
626 
WGUS73 KLSX 260610
FFSLSX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
110 AM CDT SUN JUN 26 2011

ILC005-013-027-051-083-119-121-133-157-163-189-MOC071-099-113-183-
189-219-510-261130-
/O.CON.KLSX.FF.W.0062.000000T0000Z-110626T1130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
JERSEY IL-MADISON IL-MARION IL-MONROE IL-FAYETTE IL-RANDOLPH IL-
ST. CLAIR IL-WASHINGTON IL-BOND IL-CALHOUN IL-CLINTON IL-FRANKLIN MO-
JEFFERSON MO-LINCOLN MO-ST. CHARLES MO-ST. LOUIS MO-WARREN MO-
ST. LOUIS CITY MO-
110 AM CDT SUN JUN 26 2011

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR ST. LOUIS CITY...
NORTHEASTERN WARREN...ST. LOUIS...ST. CHARLES...LINCOLN...NORTHERN
JEFFERSON...NORTHEASTERN FRANKLIN...CLINTON...CALHOUN...BOND...
WASHINGTON...ST. CLAIR...NORTHEASTERN RANDOLPH...SOUTHERN FAYETTE...
NORTHERN MONROE...MARION...MADISON AND SOUTHWESTERN JERSEY COUNTIES
UNTIL 630 AM CDT...

AT 105 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. THE 
MOST INTENSE THUNDERSTORMS WERE FOCUSED ACROSS ST. CHARLES COUNTY 
INTO ST. LOUIS COUNTY WHERE TORRENTIAL RAINFALL RATES WERE EXCEEDING 
3 INCHES PER HOUR. DOPPLER RADAR ESTIMATES THAT 2 TO 4 INCHES OF 
RAIN HAS FALLEN SINCE 1000 PM...WITH SOME AREAS SEEING OVER 2 INCHES 
IN JUST ONE HOUR. 

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
AFFTON...ALTON...ANTONIA...ARNOLD...BALLWIN...BARNHART...BEL-RIDGE...
BELLEFONTAINE NEIGHBORS...BELLEVILLE...BERKELEY...BETHALTO...BLACK
JACK...BREESE...BRENTWOOD...BRIDGETON...BYRNES MILL...CAHOKIA...
CARLYLE...CASEYVILLE...CEDAR HILL...CENTRALIA...CENTREVILLE...
CHESTERFIELD...CLARKSON VALLEY...CLAYTON...COLLINSVILLE...COLUMBIA...
COOL VALLEY...COTTLEVILLE AND CRESTWOOD.

SPOTTERS AND MEDIA INDICATED A NUMBER OF FLOODED ROADS IN PARTS OF 
THE CITY OF ST. LOUIS...NORTHERN ST. LOUIS COUNTY...AND NORTHERN ST. 
CHARLES COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WARNING MEANS THAT FLASH FLOODING IS IMMINENT OR
OCCURRING. IF YOU ARE IN THE WARNING AREA...MOVE TO HIGHER GROUND
IMMEDIATELY. 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.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.

&&

LAT...LON 3847 8914 3821 8915 3822 8959 3819 8959
      3822 9002 3837 9073 3891 9127 3904 9127
      3923 9111 3921 9072 3916 9061 3912 9060
      3914 9060 3899 9026 3896 8880 3891 8880
      3891 8869 3848 8869

$$

GLASS
534 
WGUS73 KLSX 260700
FFSLSX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
200 AM CDT SUN JUN 26 2011

ILC005-013-027-051-083-119-121-133-157-163-189-MOC071-099-113-183-
189-219-510-261130-
/O.CON.KLSX.FF.W.0062.000000T0000Z-110626T1130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
JERSEY IL-MADISON IL-MARION IL-MONROE IL-FAYETTE IL-RANDOLPH IL-
ST. CLAIR IL-WASHINGTON IL-BOND IL-CALHOUN IL-CLINTON IL-FRANKLIN MO-
JEFFERSON MO-LINCOLN MO-ST. CHARLES MO-ST. LOUIS MO-WARREN MO-
ST. LOUIS CITY MO-
200 AM CDT SUN JUN 26 2011

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR ST. LOUIS CITY...
NORTHEASTERN WARREN...ST. LOUIS...ST. CHARLES...LINCOLN...NORTHERN
JEFFERSON...NORTHEASTERN FRANKLIN...CLINTON...CALHOUN...BOND...
WASHINGTON...ST. CLAIR...NORTHEASTERN RANDOLPH...SOUTHERN FAYETTE...
NORTHERN MONROE...MARION...MADISON AND SOUTHWESTERN JERSEY COUNTIES
UNTIL 630 AM CDT...

AT 154 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. THE 
PRIMARY BAND OF THUNDERSTORMS EXTENDED FROM NEAR TRUXTON AND TROY 
THROUGH ST. CHARLES AND DOWNTOWN ST. LOUIS TO WATERLOO AND 
BELLEVILLE. VERY HEAVY RAIN HAS FALLEN SINCE 1100 PM ACROSS PARTS OF 
THE AREA WITH OBSERVED RAINFALL AMOUNTS OF 2 TO 5 INCHES. THERE HAVE 
BEEN A NUMBER OF REPORTS OF FLOODED ROADWAYS IN THE ST. LOUIS AREA 
AND IN ST. CLAIR COUNTY. ADDITIONAL RAINFALL AMOUNTS OF 1 TO 3 
INCHES ARE POSSIBLE THROUGH 400 AM.

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
AFFTON...ALTON...ANTONIA...ARNOLD...BALLWIN...BARNHART...BEL-RIDGE...
BELLEFONTAINE NEIGHBORS...BELLEVILLE...BERKELEY...BETHALTO...BLACK
JACK...BREESE...BRENTWOOD...BRIDGETON...BYRNES MILL...CAHOKIA...
CARLYLE...CASEYVILLE...CEDAR HILL...CENTRALIA...CENTREVILLE...
CHESTERFIELD...CLARKSON VALLEY...CLAYTON...COLLINSVILLE...COLUMBIA...
COOL VALLEY...COTTLEVILLE AND CRESTWOOD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WARNING MEANS THAT FLASH FLOODING IS IMMINENT OR
OCCURRING. IF YOU ARE IN THE WARNING AREA...MOVE TO HIGHER GROUND
IMMEDIATELY. 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.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLOODING IS OBSERVED...ACT QUICKLY. DO NOT
ENTER THE WATER. TURN AROUND AND MOVE UP TO HIGHER GROUND. DO NOT
STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.

&&

LAT...LON 3847 8914 3821 8915 3822 8959 3819 8959
      3822 9002 3837 9073 3891 9127 3904 9127
      3923 9111 3921 9072 3916 9061 3912 9060
      3914 9060 3899 9026 3896 8880 3891 8880
      3891 8869 3848 8869

$$

GLASS
346 
WGUS73 KLSX 260841
FFSLSX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
341 AM CDT SUN JUN 26 2011

ILC005-013-027-051-083-119-121-133-157-163-189-MOC071-099-113-183-
189-219-510-261130-
/O.CON.KLSX.FF.W.0062.000000T0000Z-110626T1130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
JERSEY IL-MADISON IL-MARION IL-MONROE IL-FAYETTE IL-RANDOLPH IL-
ST. CLAIR IL-WASHINGTON IL-BOND IL-CALHOUN IL-CLINTON IL-FRANKLIN MO-
JEFFERSON MO-LINCOLN MO-ST. CHARLES MO-ST. LOUIS MO-WARREN MO-
ST. LOUIS CITY MO-
341 AM CDT SUN JUN 26 2011

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR ST. LOUIS CITY...
NORTHEASTERN WARREN...ST. LOUIS...ST. CHARLES...LINCOLN...NORTHERN
JEFFERSON...NORTHEASTERN FRANKLIN...CLINTON...CALHOUN...BOND...
WASHINGTON...ST. CLAIR...NORTHEASTERN RANDOLPH...SOUTHERN FAYETTE...
NORTHERN MONROE...MARION...MADISON AND SOUTHWESTERN JERSEY COUNTIES
UNTIL 630 AM CDT...

AT 334 AM CDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED 
THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. 
HOUSES WERE BEING EVACUATED ON HAWTHORN AVE AS WELL AS ALONG COLE 
CREEK IN THE ST. CHARLES AREA. INTERSTATE 70 REMAINS CLOSED AT 
SHREVE AVE. MANCHESTER IS CLOSED EAST OF BRENTWOOD DUE TO FLOODING. 
NUMEROUS OTHER ROADS REMAIN CLOSED IN ST. CHARLES AND ST. LOUIS 
COUNTIES. CONDITIONS ARE IMPROVING IN OTHER LOCATIONS OF THE WARNED 
AREA. HOWEVER...FLOODED ROADWAYS REMAIN A THREAT THROUGH THE MORNING 
HOURS. STAY TUNED TO LOCAL MEDIA OUTLETS FOR THE LATEST INFORMATION 
ON THIS DANGEROUS SITUATION. 

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
AFFTON...ALTON...ANTONIA...ARNOLD...BALLWIN...BARNHART...BEL-RIDGE...
BELLEFONTAINE NEIGHBORS...BELLEVILLE...BERKELEY...BETHALTO...BLACK
JACK...BREESE...BRENTWOOD...BRIDGETON...BYRNES MILL...CAHOKIA...
CARLYLE...CASEYVILLE...CEDAR HILL...CENTRALIA...CENTREVILLE...
CHESTERFIELD...CLARKSON VALLEY...CLAYTON...COLLINSVILLE...COLUMBIA...
COOL VALLEY...COTTLEVILLE AND CRESTWOOD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLOODING IS OBSERVED...ACT QUICKLY. DO NOT
ENTER THE WATER. TURN AROUND AND MOVE UP TO HIGHER GROUND. DO NOT
STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.

MOST FLOOD RELATED DEATHS OCCUR IN VEHICLES. DO NOT ATTEMPT TO CROSS
BRIDGES...DIPS...OR OTHER LOW SPOTS IF WATER COVERS THE ROADWAY.
NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT OR
IN A VEHICLE.

&&

LAT...LON 3847 8914 3821 8915 3822 8959 3819 8959
      3822 9002 3837 9073 3891 9127 3904 9127
      3923 9111 3921 9072 3916 9061 3912 9060
      3914 9060 3899 9026 3896 8880 3891 8880
      3891 8869 3848 8869

$$

TILLY
481 
WGUS73 KLSX 261133
FFSLSX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
633 AM CDT SUN JUN 26 2011

ILC005-013-027-051-083-119-121-133-157-163-189-MOC071-099-113-183-
189-219-510-261146-
/O.EXP.KLSX.FF.W.0062.000000T0000Z-110626T1130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
JERSEY IL-MADISON IL-MARION IL-MONROE IL-FAYETTE IL-RANDOLPH IL-
ST. CLAIR IL-WASHINGTON IL-BOND IL-CALHOUN IL-CLINTON IL-FRANKLIN MO-
JEFFERSON MO-LINCOLN MO-ST. CHARLES MO-ST. LOUIS MO-WARREN MO-
ST. LOUIS CITY MO-
633 AM CDT SUN JUN 26 2011

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR ST. LOUIS CITY...
NORTHEASTERN WARREN...ST. LOUIS...ST. CHARLES...LINCOLN...NORTHERN
JEFFERSON...NORTHEASTERN FRANKLIN...CLINTON...CALHOUN...BOND...
WASHINGTON...ST. CLAIR...NORTHEASTERN RANDOLPH...SOUTHERN FAYETTE...
NORTHERN MONROE...MARION...MADISON AND SOUTHWESTERN JERSEY COUNTIES
HAS BEEN ALLOWED TO EXPIRE...

AN AREAL FLOOD WARNING HAS BEEN ISSUED FOR PORTIONS OF LINCOLN...ST. 
CHARLES AND ST. LOUIS COUNTIES AND THE CITY OF ST. LOUIS...WHILE 
FLOODING HAS ENDED ACROSS THE REMAINDER OF THE WARNED AREA. IF 
FLOODING HAS BEEN OBSERVED...PLEASE REPORT IT TO YOUR LOCAL LAW 
ENFORCEMENT AGENCY.

LAT...LON 3847 8914 3821 8915 3822 8959 3819 8959
      3822 9002 3837 9073 3891 9127 3904 9127
      3923 9111 3921 9072 3916 9061 3912 9060
      3914 9060 3899 9026 3896 8880 3891 8880
      3891 8869 3848 8869

$$

TILLY

The office that day

Everything else NWS St. Louis, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 25, 7:13 PM CDTSevere Thunderstorm WarningLSXBrown20 min
Jun 25, 7:36 PM CDTSevere Thunderstorm WarningLSXCalhoun, Jersey, Macoupin, Madison39 min
Jun 25, 7:52 PM CDTSevere Thunderstorm WarningLSXCalhoun, Greene, Jersey, Macoupin38 min
Jun 25, 8:12 PM CDTSevere Thunderstorm WarningLSXMonroe, Randolph48 min
Jun 25, 8:13 PM CDTSevere Thunderstorm WarningLSXJersey, Macoupin, Madison47 min
Jun 25, 8:33 PM CDTFlash Flood WarningLSXAdams, Brown6 hr
Jun 25, 8:41 PM CDTSevere Thunderstorm WarningLSXMadison49 min
Jun 25, 8:46 PM CDTSevere Thunderstorm WarningLSXMadison, Saint Clair44 min
Jun 25, 8:53 PM CDTSevere Thunderstorm WarningLSXFayette, Montgomery52 min
Jun 25, 8:58 PM CDTSevere Thunderstorm WarningLSXGreene, Jersey47 min
Jun 25, 9:36 PM CDTAreal Flood AdvisoryLSXBond, Fayette, Macoupin, Madison, Montgomery6 hr
Jun 25, 9:42 PM CDTAreal Flood AdvisoryLSXClinton, Marion, Washington6 hr
Jun 25, 10:01 PM CDTRiver Flood WarningLSXFayette4 days
Jun 25, 10:11 PM CDTRiver Flood WarningLSXBrown7 days
Jun 25, 11:11 PM CDTSevere Thunderstorm WarningLSXBond, Clinton, Madison, Saint Clair49 min
Jun 25, 11:45 PM CDTAreal Flood AdvisoryLSXMonroe, Randolph, Saint Clair6 hr
Jun 26, 2:11 AM CDTFlash Flood WarningLSXMonroe, Randolph4 hr
Jun 26, 2:22 AM CDTAreal Flood WarningLSXBrown4 hr
Jun 26, 2:33 AM CDTSevere Thunderstorm WarningLSXRandolph42 min
Jun 26, 2:43 PM CDTFlash Flood WatchLSXAdams, Bond, Brown, Calhoun, Clinton, Fayette and 11 more31 hr
Jun 26, 3:11 PM CDTRiver Flood WarningLSXPike6 days
Jun 25, 7:26 PM CDTSevere Thunderstorm WarningLSXCrawford, Franklin, Jefferson, Washington49 min
Jun 25, 7:45 PM CDTTornado WarningLSXFranklin, Jefferson, Washington45 min
Jun 25, 8:03 PM CDTSevere Thunderstorm WarningLSXFranklin, Jefferson, Saint Francois, Washington42 min
Jun 25, 8:09 PM CDTSevere Thunderstorm WarningLSXSaint Charles, Saint Louis51 min
Jun 25, 8:42 PM CDTSevere Thunderstorm WarningLSXJefferson, Sainte Genevieve, Saint Francois, Washington48 min
Jun 25, 8:52 PM CDTSevere Thunderstorm WarningLSXFranklin, Jefferson, Washington38 min
Jun 25, 9:27 PM CDTSevere Thunderstorm WarningLSXJefferson, Sainte Genevieve, Saint Francois23 min
Jun 25, 10:01 PM CDTAreal Flood AdvisoryLSXFranklin, Jefferson, Sainte Genevieve, Saint Francois, Washington6 hr
Jun 25, 10:47 PM CDTSevere Thunderstorm WarningLSXJefferson, Sainte Genevieve, Saint Francois, Washington43 min
Jun 25, 11:00 PM CDTTornado WarningLSXSainte Genevieve, Saint Francois, Washington45 min
Jun 25, 11:08 PM CDTSevere Thunderstorm WarningLSXCrawford, Franklin, Gasconade, Washington22 min
Jun 25, 11:35 PM CDTTornado WarningLSXSainte Genevieve, Saint Francois40 min
Jun 25, 11:42 PM CDTAreal Flood AdvisoryLSXSaint Charles, Saint Louis, City of Saint Louis6 hr
Jun 26, 12:06 AM CDTSevere Thunderstorm WarningLSXSainte Genevieve, Saint Francois39 min
Jun 26, 12:42 AM CDTSevere Thunderstorm WarningLSXSainte Genevieve33 min
Jun 26, 12:43 AM CDTSevere Thunderstorm WarningLSXSaint Charles, Saint Louis47 min
Jun 26, 1:43 AM CDTRiver Flood WarningLSXSaint Charles13 hr
Jun 26, 6:29 AM CDTAreal Flood WarningLSXLincoln, Saint Charles, Saint Louis, City of Saint Louis12 hr
Jun 26, 2:25 PM CDTRiver Flood WarningLSXLincoln7 days
Jun 26, 2:25 PM CDTRiver Flood WarningLSXLewis4 days
Jun 26, 4:12 PM CDTFlash Flood WarningLSXJefferson, Saint Francois6 hr
Jun 26, 4:15 PM CDTSevere Thunderstorm WarningLSXReynolds30 min
Jun 26, 4:16 PM CDTSevere Thunderstorm WarningLSXJefferson, Saint Francois, Washington29 min
Jun 26, 4:40 PM CDTSevere Thunderstorm WarningLSXJefferson, Saint Francois, Washington38 min
Jun 26, 4:54 PM CDTFlash Flood WarningLSXWashington6 hr

Nearby

Flash Flood Warnings in Illinois, 2011Flash Flood Warnings in Missouri, 2011Every flash flood warning in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.