Alert archive / Missouri / Flash Flood Warnings in 2011

Flash Flood Warning 11, NWS Kansas City, MO

June 13, 2011Holt County, Missouri

NWS Kansas City, MO issued this flash flood warning at Jun 13, 2011, 1:55 PM CDT for Holt County, Missouri. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 13, 2011, 1:55 PM CDT (18:55 UTC)
Expired
Jun 13, 2011, 7:45 PM CDT
In force
6 hr
Issued by
NWS Kansas City, MO
Area
Storm-based polygon
Flood severity
Major

County Holt County, MO

The radar

The Topeka radar (KTWX), 141 km from the middle of the area, began a volume at 18:56 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.

The nearest sounding before it

Topeka, KS (KTOP), launched 12:00Z, 6.9 hours before the alert went out and 122 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, Topeka, KS at 12:00Z on 2011-06-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2231 joules per kilogram.LCLLFCEL10008507005003002001001 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, Topeka, KS at 12:00Z on 2011-06-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 455 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
2231 J/kg
Mixed-layer CIN
-330 J/kg
Mixed-layer LCL
815 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
455 m²/s²
0-3 km storm-relative helicity
607 m²/s²
Significant tornado parameter
0.0
Supercell composite
5.5

Open this sounding in Storm Lab

The text

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

538 
WGUS53 KEAX 131855
FFWEAX
MOC087-140045-
/O.NEW.KEAX.FF.W.0011.110613T1855Z-110614T0045Z/
/00000.3.DM.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
155 PM CDT MON JUN 13 2011

THE NATIONAL WEATHER SERVICE IN PLEASANT HILL HAS ISSUED A

* FLASH FLOOD WARNING FOR A LEVEE FAILURE IN...
  WEST CENTRAL HOLT COUNTY IN NORTHWEST MISSOURI...

* UNTIL 745 PM CDT

* AT 147 PM CDT...A LEVEE ON THE MISSOURI RIVER LOCATED ALONG THE 
506 RIVER MILE MARKER...WEST OF HOLT COUNTY ROAD 180 IN THE UNION 
TOWNSHIP LEVEE DISTRICT HAS BEEN BREACHED CAUSING FLASH FLOODING OF 
IMMEDIATELY SURROUNDING AREAS. THE BREACH IS APPROXIMATELY 75 YARDS 
IN LENGTH AND IS TAKING ON HEAVY WATER AT THIS TIME.

* AFFECTED LOCATIONS INCLUDE ADJACENT AREAS NEXT TO THE RIVER.

* LOCATIONS IMPACTED INCLUDE BIG LAKE

  WEST CENTRAL HOLT COUNTY IN NORTHWEST MISSOURI...

* HOLT COUNTY EMERGENCY MANAGEMENT OFFICIALS HAVE URGED RESIDENTS OF 
BIG LAKE AND RURAL AREAS EAST OF THE NEWLY CONSTRUCTED...HIGH BANK 
LEVEE...TO EVACUATE IMMEDIATELY AS THEIR PROPERTY IS IN IMMINENT 
DANGER. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. 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.

STAY TUNED TO YOUR LOCAL MEDIA AND LAW ENFORCEMENT FOR THE LATEST 
FLOOD INFORMATION AND FORECASTS FROM THE NATIONAL WEATHER SERVICE 
FOR THE LATEST INFORMATION. YOU CAN ALSO VISIT THE NATIONAL WEATHER 
SERVICE WEB PAGE FOR THE LATEST DETAILS. WWW.WEATHER.GOV/KC 

&&

LAT...LON 4013 9532 4001 9533 4003 9535 4003 9540
      4004 9542 4006 9542 4007 9540 4012 9540
      4013 9542 4014 9543

$$

MJ/SW

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 13, 5:28 AM CDTSpecial Weather StatementEAXDaviess47 min
Jun 13, 5:35 AM CDTSevere Thunderstorm WarningEAXDaviess, Grundy, Livingston40 min
Jun 13, 5:50 AM CDTSevere Thunderstorm WarningEAXChariton, Linn24 min
Jun 13, 6:28 AM CDTSevere Thunderstorm WarningEAXGrundy, Linn, Livingston47 min
Jun 13, 6:34 AM CDTAreal Flood AdvisoryEAXChariton, Grundy, Linn, Livingston, Macon4 hr
Jun 13, 6:44 AM CDTSpecial Weather StatementEAXChariton46 min
Jun 13, 7:11 AM CDTSevere Thunderstorm WarningEAXGrundy, Linn, Livingston34 min
Jun 13, 7:13 AM CDTSpecial Weather StatementEAXMacon47 min
Jun 13, 7:29 AM CDTSpecial Weather StatementEAXRandolph46 min
Jun 13, 7:43 AM CDTSpecial Weather StatementEAXLinn47 min
Jun 13, 7:46 AM CDTSpecial Weather StatementEAXPettis29 min
Jun 13, 7:48 AM CDTSpecial Weather StatementEAXSullivan42 min
Jun 13, 8:27 AM CDTSpecial Weather StatementEAXLinn48 min
Jun 13, 8:34 AM CDTSpecial Weather StatementEAXPettis41 min
Jun 13, 8:39 AM CDTSevere Thunderstorm WarningEAXChariton, Linn, Macon21 min
Jun 13, 8:48 AM CDTSpecial Weather StatementEAXRay27 min
Jun 13, 8:54 AM CDTSevere Thunderstorm WarningEAXCooper, Howard24 min
Jun 13, 8:56 AM CDTSevere Thunderstorm WarningEAXCooper, Howard23 min
Jun 13, 9:14 AM CDTSpecial Weather StatementEAXLafayette31 min
Jun 13, 9:45 AM CDTSpecial Weather StatementEAXSaline30 min
Jun 13, 10:33 AM CDTSpecial Weather StatementEAXHoward27 min
Jun 13, 11:57 AM CDTSpecial Weather StatementEAXAdair33 min
Jun 13, 12:00 PM CDTAreal Flood AdvisoryEAXAtchison24 hr
Jun 13, 12:29 PM CDTSpecial Weather StatementEAXSchuyler31 min
Jun 13, 4:39 PM CDTFlash Flood WatchEAXAdair, Grundy, Harrison, Linn, Macon, Mercer and 3 more35 hr

Nearby

Flash 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.