Alert archive / Missouri / Flash Flood Warnings in 2011

Flash Flood Warning 3, NWS Springfield, MO

April 21, 2011Barry County, McDonald County, Missouri

NWS Springfield, MO issued this flash flood warning at Apr 21, 2011, 7:25 PM CDT for Barry County, McDonald 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
Apr 21, 2011, 7:25 PM CDT (00:25 UTC)
Expired
Apr 22, 2011, 1:00 AM CDT
In force
6 hr
Issued by
NWS Springfield, MO
Area
Storm-based polygon
Flood severity
None

Counties Barry County, MO, McDonald County, MO

The radar

The Springfield radar (KSGF), 95 km from the middle of the area, began a volume at 00:28 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
Apr 21, 10:00 PM CDTFLASH FLOODNoel, MOLOW WATER CROSSING ON SOUTH KINGS HIGHWAY FLOODED.

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, 0.4 hours before the alert went out and 43 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 2011-04-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 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 2011-04-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 489 square meters per square second.1939587897Sfc1 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
1 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
493 m above ground
0-6 km bulk shear
67 kt
0-1 km storm-relative helicity
489 m²/s²
0-3 km storm-relative helicity
676 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

795 
WGUS53 KSGF 220025
FFWSGF
MOC009-119-220600-
/O.NEW.KSGF.FF.W.0003.110422T0025Z-110422T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
725 PM CDT THU APR 21 2011

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  MCDONALD COUNTY IN SOUTHWEST MISSOURI...
  SOUTHERN BARRY COUNTY IN SOUTHWEST MISSOURI...

* UNTIL 100 AM CDT.

* AT 718 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
  THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. 
  RAINFALL AMOUNTS OF TWO TO THREE INCHES HAVE ALREADY OCCURRED IN
  SOME PARTS OF MCDONALD AND BARRY COUNTIES WITH ADDITIONAL 
  HEAVY RAINFALL EXPECTED OVER THE NEXT FEW HOURS.

* 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...

HIGHWAY 43 AT BUFFALO CREEK WEST OF ANDERSON...
ROUTE Y AT FLAT CREEK JUST NORTHEAST OF CASSVILLE...
HIGHWAY 39 AT FLAT CREEK SOUTH OF JENKINS.

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.

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.

&&

LAT...LON 3650 9463 3676 9462 3675 9407 3676 9407
      3676 9358 3650 9359

$$

LINDENBERG
2 follow-up statements
336 
WGUS73 KSGF 220239
FFSSGF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
939 PM CDT THU APR 21 2011

MOC009-119-220600-
/O.CON.KSGF.FF.W.0003.000000T0000Z-110422T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BARRY MO-MCDONALD MO-
939 PM CDT THU APR 21 2011

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 100 AM CDT FOR
MCDONALD AND SOUTHERN BARRY COUNTIES...

AT 935 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED  
THUNDERSTORMS WITH VERY HEAVY RAINFALL CONTINUING ACROSS THE WARNED 
AREA. RAINFALL AMOUNTS OF TWO TO THREE INCHES HAVE FALLEN ACROSS THE 
AREA.  ADDITIONAL HEAVY RAINFALL IS EXPECTED TO CONTINUE OVER THE 
NEXT COUPLE OF HOURS.

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...

HIGHWAY 43 AT BUFFALO CREEK WEST OF ANDERSON...
ROUTE Y AT FLAT CREEK JUST NORTHEAST OF CASSVILLE...
HIGHWAY 39 AT FLAT CREEK SOUTH OF JENKINS.



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.

&&

LAT...LON 3650 9463 3676 9462 3675 9407 3676 9407
      3676 9358 3650 9359

$$

LINDENBERG
029 
WGUS73 KSGF 220600
FFSSGF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
100 AM CDT FRI APR 22 2011

MOC009-119-220609-
/O.EXP.KSGF.FF.W.0003.000000T0000Z-110422T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BARRY MO-MCDONALD MO-
100 AM CDT FRI APR 22 2011

...THE FLASH FLOOD WARNING HAS EXPIRED FOR MCDONALD AND SOUTHERN
BARRY COUNTIES...

WHILE RAIN HAD ENDED TEMPORARILY...FLOODING OF SOME LOW WATER 
CROSSINGS AND RISES ON SMALL STREAMS CONTINUED. THEREFORE THE FLASH 
FLOOD WARNING HAS BEEN REPLACED BY AN AREAL FLOOD WARNING. 

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

LAT...LON 3650 9463 3676 9462 3675 9407 3676 9407
      3676 9358 3650 9359

$$

FOSTER

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 21, 7:52 PM CDTSpecial Weather StatementSGFBarry23 min
Apr 21, 8:18 PM CDTSevere Thunderstorm WarningSGFChristian, Stone, Taney16 min
Apr 22, 12:56 AM CDTAreal Flood WarningSGFBarry, McDonald16 hr
Apr 22, 2:22 AM CDTSpecial Weather StatementSGFMaries38 min
Apr 22, 8:01 AM CDTAreal Flood WarningSGFDouglas, Howell, Oregon, Ozark, Shannon, Texas and 1 more5 hr
Apr 22, 10:14 AM CDTRiver Flood WarningSGFShannon15 hr
Apr 22, 10:44 AM CDTRiver Flood WarningSGFPulaski8 days
Apr 22, 1:01 PM CDTAreal Flood WarningSGFDouglas, Howell, Oregon, Shannon4 hr
Apr 22, 3:48 PM CDTSevere Thunderstorm WarningSGFBarton, Dade, Jasper, Lawrence42 min
Apr 22, 4:10 PM CDTSpecial Weather StatementSGFMorgan35 min
Apr 22, 4:16 PM CDTSevere Thunderstorm WarningSGFMorgan32 min
Apr 22, 4:23 PM CDTSevere Thunderstorm WarningSGFDade, Greene, Jasper, Lawrence52 min
Apr 22, 4:26 PM CDTSevere Thunderstorm WarningSGFBenton, Camden64 min
Apr 22, 4:27 PM CDTSevere Thunderstorm WarningSGFBarry, Lawrence, McDonald, Newton48 min
Apr 22, 4:45 PM CDTSevere Thunderstorm WarningSGFCamden, Miller, Morgan45 min
Apr 22, 4:56 PM CDTSevere Thunderstorm WarningSGFDallas, Hickory, Polk38 min
Apr 22, 5:05 PM CDTSevere Thunderstorm WarningSGFPhelps25 min
Apr 22, 5:09 PM CDTSevere Thunderstorm WarningSGFDade, Greene, Lawrence, Polk51 min
Apr 22, 5:13 PM CDTSevere Thunderstorm WarningSGFBarry, Lawrence, McDonald, Newton47 min
Apr 22, 5:25 PM CDTSevere Thunderstorm WarningSGFCamden, Miller, Morgan53 min
Apr 22, 5:29 PM CDTSevere Thunderstorm WarningSGFCamden, Hickory31 min
Apr 22, 5:45 PM CDTSevere Thunderstorm WarningSGFDallas, Greene, Laclede, Polk, Webster60 min
Apr 22, 5:54 PM CDTTornado WarningSGFBarry, Lawrence, Newton51 min
Apr 22, 6:16 PM CDTSevere Thunderstorm WarningSGFDouglas, Howell, Oregon, Ozark, Shannon, Texas59 min
Apr 22, 6:22 PM CDTSevere Thunderstorm WarningSGFGreene, Laclede, Webster, Wright53 min
Apr 22, 6:27 PM CDTTornado WarningSGFWebster, Wright48 min
Apr 22, 6:30 PM CDTTornado WarningSGFBarry, Christian, Lawrence, Stone45 min
Apr 22, 6:40 PM CDTSevere Thunderstorm WarningSGFDade, Greene, Polk50 min
Apr 22, 6:49 PM CDTSevere Thunderstorm WarningSGFLaclede, Phelps, Pulaski, Texas, Wright25 min
Apr 22, 6:57 PM CDTSevere Thunderstorm WarningSGFLawrence29 min
Apr 22, 6:58 PM CDTTornado WarningSGFLaclede, Texas, Webster, Wright47 min

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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.