Alert archive / Missouri / Flash Flood Warnings in 2015

Flash Flood Warning 81, NWS St. Louis, MO

August 9, 20154 counties in Missouri

NWS St. Louis, MO issued this flash flood warning at Aug 9, 2015, 11:37 PM CDT for 4 counties in Missouri. It was in force for 8 hr. 5 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
Aug 9, 2015, 11:37 PM CDT (04:37 UTC)
Expired
Aug 10, 2015, 7:30 AM CDT
In force
8 hr
Issued by
NWS St. Louis, MO
Area
Storm-based polygon
Flood severity
None

Counties Crawford County, MO, Saint Francois County, MO, Sainte Genevieve County, MO, Washington County, MO

The radar

The St Louis radar (KLSX), 88 km from the middle of the area, began a volume at 04:37 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
Aug 9, 11:45 PM CDTFLASH FLOODLeadington, MOWATER RESCUE ON WOODLAWN DRIVE IN LEADINGTON
Aug 10, 12:07 AM CDTFLASH FLOODPark Hills, MO1.5 FEET OF WATER ON THE ROAD IN PARK HILLS INDUSTRIAL PARK
Aug 10, 12:17 AM CDTFLASH FLOODPark Hills, MOST. JOE DRIVE AT LEWIS STREET BLOCKED OFF DUE TO FLOODING IN PARK HILLS
Aug 10, 5:09 AM CDTHEAVY RAIN 3.22 N French Village, MO
Aug 10, 7:13 AM CDTFLASH FLOODCourtois, MOFLASH FLOODING ALONG CUB CREEK HAS CLOSED ROUTE C IN BOTH DIRECTIONS ACCORDING TO MISSOURI DEPARTMENT OF TRANSPORTATION.

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

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 4.6 hours before the alert went out and 302 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, Springfield, MO at 00:00Z on 2015-08-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3470 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, Springfield, MO at 00:00Z on 2015-08-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 21 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
3470 J/kg
Mixed-layer CIN
-7 J/kg
Mixed-layer LCL
1531 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
21 m²/s²
0-3 km storm-relative helicity
125 m²/s²
Significant tornado parameter
0.0
Supercell composite
6.9

Open this sounding in Storm Lab

The text

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

725 
WGUS53 KLSX 100437
FFWLSX
MOC055-186-187-221-101230-
/O.NEW.KLSX.FF.W.0081.150810T0437Z-150810T1230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
1137 PM CDT SUN AUG 9 2015

THE NATIONAL WEATHER SERVICE IN ST LOUIS  HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CRAWFORD COUNTY IN EAST CENTRAL MISSOURI...
  WASHINGTON COUNTY IN EAST CENTRAL MISSOURI...
  STE. GENEVIEVE COUNTY IN SOUTHEASTERN MISSOURI...
  ST. FRANCOIS COUNTY IN SOUTHEASTERN MISSOURI...

* UNTIL 730 AM CDT MONDAY
    
* AT 1136 PM CDT...DOPPLER RADAR INDICATED A LINE OF THUNDERSTORMS 
  PRODUCING HEAVY RAIN ACROSS THE WARNED AREA. UP TO THREE INCHES OF 
  RAIN HAVE ALREADY FALLEN. FLASH FLOODING IS EXPECTED TO BEGIN 
  SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  FARMINGTON...SULLIVAN...BONNE TERRE...DESLOGE...STE. GENEVIEVE...
  CUBA...POTOSI...STEELVILLE...BOURBON...BISMARCK...LEADWOOD...
  ANTHONIES MILL...PARK HILLS...IRON MOUNTAIN LAKE...BLOOMSDALE...
  IRONDALE...ST. MARY...MINERAL POINT...LEASBURG AND WEINGARTEN.

ADDITIONAL RAINFALL AMOUNTS OF TWO TO FOUR INCHES ARE POSSIBLE IN 
THE WARNED AREA.

THIS INCLUDES THE FOLLOWING HIGHWAYS...
 INTERSTATE 44 IN MISSOURI BETWEEN EXITS 203 AND 218.
 INTERSTATE 55 IN MISSOURI BETWEEN EXITS 141 AND 162.

THIS WARNING ALSO INCLUDES ... 
WASHINGTON STATE PARK...ST. JOE STATE PARK...ST. FRANCOIS STATE
PARK...ONONDAGA CAVE STATE PARK...HAWN STATE PARK...FELIX VALLE HOUSE
STATE PARK...AND MISSOURI MINES HISTORIC SITE.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.

PLEASE REPORT FLOODING TO YOUR LOCAL LAW ENFORCEMENT AGENCY WHEN YOU
CAN DO SO SAFELY.

&&

LAT...LON 3764 9065 3787 9064 3774 9065 3774 9114
      3770 9131 3779 9131 3779 9153 3821 9153
      3820 9078 3805 9064 3807 9061 3801 9063
      3800 9059 3812 9025 3811 9024 3797 9000
      3796 8992 3793 8998 3787 8994 3764 9015

$$

TES
2 follow-up statements
521 
WGUS73 KLSX 100715
FFSLSX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
215 AM CDT MON AUG 10 2015

MOC055-186-187-221-101230-
/O.CON.KLSX.FF.W.0081.000000T0000Z-150810T1230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CRAWFORD MO-WASHINGTON MO-STE. GENEVIEVE MO-ST. FRANCOIS MO-
215 AM CDT MON AUG 10 2015

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 730 AM CDT MONDAY
FOR CRAWFORD...WASHINGTON...STE. GENEVIEVE AND ST. FRANCOIS
COUNTIES...

AT 212 AM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING 
HEAVY RAIN HAVE MOVED SOUTH OF THE WARNED AREA. UP TO FIVE INCHES OF 
RAIN FELL ACROSS THE WARNED AREA AND FLASH FLOODING IS OCCURRING IN 
LOW LYING AREAS NEAR CREEKS AND STREAMS.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
FARMINGTON...SULLIVAN...BONNE TERRE...DESLOGE...STE. GENEVIEVE...
CUBA...POTOSI...STEELVILLE...BOURBON...BISMARCK...LEADWOOD...
ANTHONIES MILL...PARK HILLS...IRON MOUNTAIN LAKE...BLOOMSDALE...
IRONDALE...ST. MARY...MINERAL POINT...LEASBURG AND WEINGARTEN.

THIS WARNING ALSO INCLUDES ... 
WASHINGTON STATE PARK...ST. JOE STATE PARK...ST. FRANCOIS STATE
PARK...ONONDAGA CAVE STATE PARK...HAWN STATE PARK...FELIX VALLE HOUSE
STATE PARK...AND MISSOURI MINES HISTORIC SITE.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE THREATENED BY FLASH FLOODING...MOVE TO HIGHER GROUND NOW. 
ACT QUICKLY TO PROTECT YOUR LIFE. BE ESPECIALLY CAUTIOUS AT NIGHT 
WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODING.
&&

LAT...LON 3764 9065 3787 9064 3774 9065 3774 9114
      3770 9131 3779 9131 3779 9153 3821 9153
      3820 9078 3805 9064 3807 9061 3801 9063
      3800 9059 3812 9025 3811 9024 3797 9000
      3796 8992 3793 8998 3787 8994 3764 9015

$$

CVKING
745 
WGUS73 KLSX 100957
FFSLSX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
457 AM CDT MON AUG 10 2015

MOC186-187-101004-
/O.CAN.KLSX.FF.W.0081.000000T0000Z-150810T1230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
STE. GENEVIEVE MO-ST. FRANCOIS MO-
457 AM CDT MON AUG 10 2015

...THE FLASH FLOOD WARNING FOR STE. GENEVIEVE AND ST. FRANCOIS
COUNTIES IS CANCELLED...

THE HEAVY RAIN HAS ENDED...AND FLOODING IS NO LONGER EXPECTED TO POSE
A THREAT. PLEASE CONTINUE TO HEED ALL ROAD CLOSURES.

LAT...LON 3779 9131 3779 9153 3821 9153 3820 9078
      3804 9064 3774 9065 3774 9109

$$

MOC055-221-101230-
/O.CON.KLSX.FF.W.0081.000000T0000Z-150810T1230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CRAWFORD MO-WASHINGTON MO-
457 AM CDT MON AUG 10 2015

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 730 AM CDT MONDAY
FOR CRAWFORD AND WASHINGTON COUNTIES...

AT 454 AM CDT...RADAR INDICATES THAT 3 TO 5 INCHES OF HEAVY RAIN 
FELL ACROSS THE WARNED AREA LAST NIGHT AND IS RESULTING IN 
SIGNIFICANT RISES ON SMALL CREEKS AND STREAMS AND FLASH FLOODING OF 
ADJACENT LOW LYING AREAS.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... 
SULLIVAN...CUBA...POTOSI...STEELVILLE...BOURBON...ANTHONIES MILL... 
IRONDALE...MINERAL POINT...LEASBURG...RICHWOODS...OLD MINES... 
CHERRYVILLE...COURTOIS...CALEDONIA...ST. CLOUD...LATTY...BELGRADE... 
CADET...SHIRLEY AND COOK STATION.

THIS WARNING ALSO INCLUDES WASHINGTON STATE PARK AND ONONDAGA CAVE 
STATE PARK.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

&&

LAT...LON 3779 9131 3779 9153 3821 9153 3820 9078
      3804 9064 3774 9065 3774 9109

$$

CVKING

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 9, 7:02 PM CDTSevere Thunderstorm WarningLSXCrawford, Franklin, Jefferson, Saint Francois, Washington43 min
Aug 9, 7:35 PM CDTSevere Thunderstorm WarningLSXJefferson, Sainte Genevieve, Saint Francois55 min
Aug 9, 8:00 PM CDTSpecial Weather StatementLSXSaint Charles45 min
Aug 9, 8:29 PM CDTSevere Thunderstorm WarningLSXSainte Genevieve46 min
Aug 9, 8:35 PM CDTSevere Thunderstorm WarningLSXSaint Charles, Saint Louis, City of Saint Louis40 min
Aug 9, 9:33 PM CDTSpecial Weather StatementLSXJefferson42 min
Aug 9, 10:01 PM CDTFlash Flood WarningLSXFranklin, Jefferson8 hr
Aug 9, 10:10 PM CDTSpecial Weather StatementLSXJefferson50 min
Aug 9, 10:15 PM CDTSpecial Weather StatementLSXSainte Genevieve45 min
Aug 9, 10:23 PM CDTSevere Thunderstorm WarningLSXJefferson, Sainte Genevieve, Saint Francois, Washington52 min
Aug 9, 10:46 PM CDTSevere Thunderstorm WarningLSXSaint Francois, Washington59 min
Aug 9, 10:54 PM CDTSevere Thunderstorm WarningLSXSainte Genevieve21 min
Aug 9, 11:17 PM CDTSevere Thunderstorm WarningLSXSainte Genevieve, Saint Francois43 min
Aug 9, 11:47 PM CDTSevere Thunderstorm WarningLSXMadison, Sainte Genevieve, Saint Francois58 min
Aug 10, 12:19 AM CDTSevere Thunderstorm WarningLSXIron, Madison, Saint Francois41 min
Aug 10, 12:42 AM CDTFlash Flood WarningLSXIron, Madison7 hr
Aug 10, 12:59 AM CDTSevere Thunderstorm WarningLSXIron, Madison, Reynolds16 min
Aug 10, 1:56 AM CDTFlash Flood WarningLSXReynolds6 hr
Aug 10, 6:54 AM CDTAreal Flood WarningLSXCrawford, Iron, Reynolds, Washington9 hr
Aug 10, 4:37 PM CDTRiver Flood WarningLSXReynolds52 hr

Nearby

Flash Flood Warnings in Missouri, 2015Every flash flood warning in 2015

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.