Alert archive / Missouri / Flash Flood Warnings in 2012

Flash Flood Warning 26, NWS Springfield, MO

June 17, 20124 counties in Missouri

NWS Springfield, MO issued this flash flood warning at Jun 17, 2012, 12:48 AM CDT for 4 counties in Missouri. It was in force for 6 hr. 1 report 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 17, 2012, 12:48 AM CDT (05:48 UTC)
Expired
Jun 17, 2012, 7:00 AM CDT
In force
6 hr
Issued by
NWS Springfield, MO
Area
Storm-based polygon
Flood severity
None

Counties Cedar County, MO, Hickory County, MO, St. Clair County, MO, Vernon County, MO

The radar

The Springfield radar (KSGF), 86 km from the middle of the area, began a volume at 05:50 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 17, 4:39 AM CDTFLASH FLOOD5 Ene Walker, MOREPORTS OF HIGH WATER OVER COUNTY ROAD AA AND HIGHWAY 54 BETWEEN WALKER AND SCHELL CITY.

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, 5.8 hours before the alert went out and 116 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 2012-06-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 809 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 2012-06-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 64 square meters per square second.1939Sfc1 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
809 J/kg
Mixed-layer CIN
-9 J/kg
Mixed-layer LCL
1865 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
64 m²/s²
0-3 km storm-relative helicity
120 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.2

Open this sounding in Storm Lab

The text

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

260 
WGUS53 KSGF 170548
FFWSGF
MOC039-085-185-217-171200-
/O.NEW.KSGF.FF.W.0026.120617T0548Z-120617T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
1248 AM CDT SUN JUN 17 2012

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  HICKORY COUNTY IN CENTRAL MISSOURI...
  NORTHEASTERN VERNON COUNTY IN WEST CENTRAL MISSOURI...
  NORTHERN CEDAR COUNTY IN SOUTHWEST MISSOURI...
  SOUTHERN ST. CLAIR COUNTY IN WEST CENTRAL MISSOURI...

* UNTIL 700 AM CDT.

* AT 1237 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE      
  WARNED AREA. DOPPLER RADAR HAS ESTIMATED THAT TWO TO THREE INCHES  
  OF RAINFALL HAS FALLEN IN THE WARNED AREA.

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. CREEKS...STREAMS AND LOW WATER CROSSINGS WILL BE ESPECIALLY
  SUSCEPTIBLE TO THE DANGERS OF FLASH FLOODING.

THIS WARNING INCLUDES BUT IS NOT LIMITED TO THE FOLLOWING LOW WATER
CROSSINGS...

ROUTE J AT BRUSH CREEK 6 MILES WEST OF COLLINS...
ROUTE BB...9 MILES EAST OF SCHELL CITY...
ROUTE D AT CRANE CREEK 1 MILE SOUTH OF PRESTON.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
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.

FLOODING IS OCCURRING OR IS IMMINENT. MOST FLOOD RELATED DEATHS OCCUR
IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS WATER COVERED BRIDGES...
DIPS...OR LOW WATER CROSSINGS. NEVER TRY TO CROSS A FLOWING STREAM...
EVEN A SMALL ONE...ON FOOT OR IN A VEHICLE.

&&

LAT...LON 3806 9430 3804 9422 3806 9421 3806 9413
      3804 9407 3808 9405 3806 9307 3790 9308
      3790 9318 3780 9319 3781 9357 3783 9358
      3783 9363 3781 9363 3781 9430

$$

GRIFFIN
3 follow-up statements
338 
WGUS73 KSGF 170742
FFSSGF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
242 AM CDT SUN JUN 17 2012

MOC039-085-185-217-171200-
/O.CON.KSGF.FF.W.0026.000000T0000Z-120617T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CEDAR MO-HICKORY MO-ST. CLAIR MO-VERNON MO-
242 AM CDT SUN JUN 17 2012

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 700 AM CDT FOR
HICKORY...NORTHEASTERN VERNON...NORTHERN CEDAR AND SOUTHERN ST. CLAIR
COUNTIES...

AT 236 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED SLOW
MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA.
DOPPLER RADAR IS ESTIMATING THAT 3 TO 6 INCHES OF RAINFALL HAS 
FALLEN IN THE WARNED AREA ESPECIALLY OVER PORTIONS OF NORTHEASTERN 
VERNON COUNTY AND SOUTHWESTERN ST CLAIR COUNTY. 

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. CREEKS...STREAMS AND LOW WATER CROSSINGS WILL BE ESPECIALLY
SUSCEPTIBLE TO THE DANGERS OF FLASH FLOODING.

THIS WARNING INCLUDES BUT IS NOT LIMITED TO THE FOLLOWING LOW WATER
CROSSINGS...

ROUTE J AT BRUSH CREEK 6 MILES WEST OF COLLINS...
ROUTE BB...9 MILES EAST OF SCHELL CITY...
ROUTE D AT CRANE CREEK 1 MILE SOUTH OF PRESTON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

FLOODING IS OCCURRING OR IS IMMINENT. MOST FLOOD RELATED DEATHS OCCUR
IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS WATER COVERED BRIDGES...
DIPS...OR LOW WATER CROSSINGS. NEVER TRY TO CROSS A FLOWING STREAM...
EVEN A SMALL ONE...ON FOOT OR IN A VEHICLE.

&&

LAT...LON 3806 9430 3804 9422 3806 9421 3806 9413
      3804 9407 3808 9405 3806 9307 3790 9308
      3790 9318 3780 9319 3781 9357 3783 9358
      3783 9363 3781 9363 3781 9430

$$

GRIFFIN
814 
WGUS73 KSGF 170945
FFSSGF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
445 AM CDT SUN JUN 17 2012

MOC039-085-185-217-171200-
/O.CON.KSGF.FF.W.0026.000000T0000Z-120617T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CEDAR MO-HICKORY MO-ST. CLAIR MO-VERNON MO-
445 AM CDT SUN JUN 17 2012

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 700 AM CDT FOR
HICKORY...NORTHEASTERN VERNON...NORTHERN CEDAR AND SOUTHERN ST. CLAIR
COUNTIES...

AT 437 AM CDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED THAT
EXCESSIVE RAINFALL WAS PRODUCING FLASH FLOODING ACROSS THE WARNED 
AREA. PORTIONS OF COUNTY ROAD AA AND HIGHWAY 54 BETWEEN WALKER AND 
SCHELL CITY WAS FLOODED DUE TO HEAVY RAINFALL IN THE AREA. DOPPLER 
RADAR HAS ESTIMATED BETWEEN 3 AND 7 INCHES OF RAINFALL HAS FALLEN 
OVER PORTIONS OF NORTHEASTERN VERNON COUNTY...SOUTHWESTERN ST. CLAIR 
COUNTY...AND NORTHERN CEDAR COUNTY. UP TO AN ADDITIONAL INCH OF 
RAINFALL MAY BE POSSIBLE WITH ADDITIONAL THUNDERSTORMS IN THE AREA.

RUNOFF FROM THIS EXCESSIVE RAINFALL IS CAUSING FLASH FLOODING.
CREEKS...STREAMS AND LOW WATER CROSSINGS WILL BE ESPECIALLY
SUSCEPTIBLE TO THE DANGERS OF FLASH FLOODING.

THIS WARNING INCLUDES BUT IS NOT LIMITED TO THE FOLLOWING LOW WATER
CROSSINGS...

ROUTE J AT BRUSH CREEK 6 MILES WEST OF COLLINS...
ROUTE BB...9 MILES EAST OF SCHELL CITY...
ROUTE D AT CRANE CREEK 1 MILE SOUTH OF PRESTON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FLOODING IS OCCURRING OR IS IMMINENT. MOST FLOOD RELATED DEATHS OCCUR
IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS WATER COVERED BRIDGES...
DIPS...OR LOW WATER CROSSINGS. NEVER TRY TO CROSS A FLOWING STREAM...
EVEN A SMALL ONE...ON FOOT OR IN A VEHICLE.

&&

LAT...LON 3806 9430 3804 9422 3806 9421 3806 9413
      3804 9407 3808 9405 3806 9307 3790 9308
      3790 9318 3780 9319 3781 9357 3783 9358
      3783 9363 3781 9363 3781 9430

$$

GRIFFIN
183 
WGUS73 KSGF 171153
FFSSGF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
653 AM CDT SUN JUN 17 2012

MOC039-085-185-217-171200-
/O.EXP.KSGF.FF.W.0026.000000T0000Z-120617T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CEDAR MO-HICKORY MO-ST. CLAIR MO-VERNON MO-
653 AM CDT SUN JUN 17 2012

...THE FLASH FLOOD WARNING WILL EXPIRE AT 700 AM CDT FOR HICKORY...
NORTHEASTERN VERNON...NORTHERN CEDAR AND SOUTHERN ST. CLAIR
COUNTIES...

EXCESS RUNOFF FROM HEAVY RAIN HAS ENDED OVER THE WARNED AREA. STREAMS
AND CREEKS IN THE WARNED AREA HAVE RECEDED OR WERE BEGINNING TO 
RECEDE...ENDING THE FLASH FLOOD THREAT. 

HOWEVER...RESIDUAL FLOODING MAY CONTINUE IN NORTHEASTERN VERNON AND 
SOUTHWESTERN ST. CLAIR COUNTIES WHERE AN AREAL FLOOD WARNING WILL 
REPLACE THE FLASH FLOOD WARNING. 

IF FLOODING HAS BEEN OBSERVED...PLEASE REPORT IT TO YOUR LOCAL LAW 
ENFORCEMENT AGENCY.

LAT...LON 3806 9430 3804 9422 3806 9421 3806 9413
      3804 9407 3808 9405 3806 9307 3790 9308
      3790 9318 3780 9319 3781 9357 3783 9358
      3783 9363 3781 9363 3781 9430

$$

FOSTER

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 16, 8:50 PM CDTSevere Thunderstorm WarningSGFBenton24 min
Jun 16, 10:25 PM CDTSevere Thunderstorm WarningSGFMaries, Miller, Phelps, Pulaski50 min
Jun 16, 10:27 PM CDTSevere Thunderstorm WarningSGFBenton, Camden, Hickory48 min
Jun 16, 10:55 PM CDTFlash Flood WarningSGFBenton5 hr
Jun 16, 11:10 PM CDTSpecial Weather StatementSGFDent50 min
Jun 17, 12:10 AM CDTSpecial Weather StatementSGFCedar50 min
Jun 17, 12:12 AM CDTSevere Thunderstorm WarningSGFCedar, St. Clair48 min
Jun 17, 12:30 AM CDTSpecial Weather StatementSGFTexas45 min
Jun 17, 1:08 AM CDTSpecial Weather StatementSGFSt. Clair37 min
Jun 17, 1:48 AM CDTSpecial Weather StatementSGFSt. Clair42 min
Jun 17, 7:10 AM CDTAreal Flood WarningSGFSt. Clair, Vernon5 hr

Nearby

Flash Flood Warnings in Missouri, 2012Every flash flood warning in 2012

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.