Alert archive / Missouri / Flash Flood Warnings in 2015

Flash Flood Warning 83, NWS St. Louis, MO

August 10, 2015Reynolds County, Missouri

NWS St. Louis, MO issued this flash flood warning at Aug 10, 2015, 1:56 AM CDT for Reynolds County, 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
Aug 10, 2015, 1:56 AM CDT (06:56 UTC)
Expired
Aug 10, 2015, 8:00 AM CDT
In force
6 hr
Issued by
NWS St. Louis, MO
Area
Storm-based polygon
Flood severity
None

County Reynolds County, MO

The radar

The St Louis radar (KLSX), 162 km from the middle of the area, began a volume at 06:59 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 10, 8:00 AM CDTFLASH FLOOD5 Sse Bunker, MOROUTE P NEAR BIG CREEK WAS CLOSED DUE TO FLOODING.

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, 6.9 hours before the alert went out and 249 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°0°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.

900 
WGUS53 KLSX 100656
FFWLSX
MOC179-101300-
/O.NEW.KLSX.FF.W.0083.150810T0656Z-150810T1300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
156 AM CDT MON AUG 10 2015

THE NATIONAL WEATHER SERVICE IN ST LOUIS  HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  REYNOLDS COUNTY IN SOUTHEASTERN MISSOURI...

* UNTIL 800 AM CDT MONDAY
    
* AT 155 AM CDT...DOPPLER RADAR INDICATED MANY THUNDERSTORMS 
  PRODUCING HEAVY RAIN ACROSS THE WARNED AREA. UP TO TWO INCHES OF 
  RAIN HAVE ALREADY FALLEN IN THE NORTHERN PORTIONS OF THE COUNTY 
  WITH ADDITIONAL HEAVY RAINFALL AMOUNTS OF 2 TO 4 INCHES LIKELY IN 
  THE NEXT FEW HOURS COUNTYWIDE. FLASH FLOODING IS EXPECTED TO BEGIN 
  SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  REYNOLDS...ELLINGTON...GARWOOD...OATES...CENTERVILLE...BLACK...
  REDFORD...LESTERVILLE AND CORRIDON.

THIS WARNING ALSO INCLUDES ... 
JOHNSONS SHUT-INS STATE PARK...TAUM SAUK MOUNTAIN STATE PARK...AND
CLEARWATER LAKE RECREATIONAL AREA.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3705 9096 3710 9096 3710 9102 3717 9103
      3716 9107 3720 9109 3720 9113 3725 9112
      3732 9118 3741 9118 3742 9121 3750 9121
      3751 9131 3759 9131 3760 9077 3738 9077
      3720 9073 3714 9078 3705 9078

$$

CVKING
1 follow-up statement
234 
WGUS73 KLSX 100921
FFSLSX

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

MOC179-101300-
/O.CON.KLSX.FF.W.0083.000000T0000Z-150810T1300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
REYNOLDS MO-
421 AM CDT MON AUG 10 2015

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 800 AM CDT MONDAY
FOR REYNOLDS COUNTY...

AT 420 AM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING 
HEAVY RAIN ACROSS SOUTHERN REYNOLDS COUNTY. UP TO FIVE INCHES OF 
RAIN HAS ALREADY FALLEN ACROSS NORTHWEST PORTIONS OF THE COUNTY. 
FLASH FLOODING IS OCCURRING IN LOW LYING AREAS NEAR CREEKS AND 
STREAMS.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
REYNOLDS...ELLINGTON...GARWOOD...OATES...CENTERVILLE...BLACK...
REDFORD...LESTERVILLE AND CORRIDON.

THIS WARNING ALSO INCLUDES ... 
JOHNSONS SHUT-INS STATE PARK...TAUM SAUK MOUNTAIN STATE PARK...AND
CLEARWATER LAKE RECREATIONAL AREA.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF THREATENED BY FLASH FLOODING...MOVE TO HIGHER GROUND NOW. ACT 
QUICKLY TO PROTECT YOUR LIFE.

&&

LAT...LON 3705 9096 3710 9096 3710 9102 3717 9103
      3716 9107 3720 9109 3720 9113 3725 9112
      3732 9118 3741 9118 3742 9121 3750 9121
      3751 9131 3759 9131 3760 9077 3738 9077
      3720 9073 3714 9078 3705 9078

$$

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, 11:37 PM CDTFlash Flood WarningLSXCrawford, Sainte Genevieve, Saint Francois, Washington8 hr
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, 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.