Alert archive / Arkansas / Flash Flood Warnings in 2011

Flash Flood Warning 99, NWS Memphis, TN

May 2, 20115 counties in Arkansas; Lake County, Obion County, Tennessee; Dunklin County, Pemiscot County, Missouri

NWS Memphis, TN issued this flash flood warning at May 2, 2011, 12:23 AM CDT for 5 counties in Arkansas; Lake County, Obion County, Tennessee; Dunklin County, Pemiscot County, Missouri. It was in force for 16 hr. 2 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
May 2, 2011, 12:23 AM CDT (05:23 UTC)
Expired
May 2, 2011, 4:30 PM CDT
In force
16 hr
Issued by
NWS Memphis, TN
Area
Storm-based polygon
Flood severity
None

Counties Clay County, AR, Craighead County, AR, Greene County, AR, Lawrence County, AR, Mississippi County, AR, Dunklin County, MO, Pemiscot County, MO, Lake County, TN, Obion County, TN

The radar

The Memphis radar (KNQA), 108 km from the middle of the area, began a volume at 05:23 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
May 2, 11:15 AM CDTFLASH FLOODCaruthersville, MOFLOODING OF FIELDS BEHIND A RESIDENTAL AREA ON ZAIDA STREET
May 2, 3:53 PM CDTFLOOD3 Sw Kennett, MO4-5 INCHES OF WATER COVERING HWY 8 BETWEEN SENATH AND KENNETT. MULTIPLE PATCHES OF WATER GREATER THAN 50 FEET LONG.

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

The nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 5.4 hours before the alert went out and 165 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, Little Rock, AR at 00:00Z on 2011-05-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 5 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, Little Rock, AR at 00:00Z on 2011-05-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 614 square meters per square second.19395878Sfc1 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
5 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
396 m above ground
0-6 km bulk shear
69 kt
0-1 km storm-relative helicity
614 m²/s²
0-3 km storm-relative helicity
776 m²/s²
Significant tornado parameter
0.0
Supercell composite
10.6

Open this sounding in Storm Lab

The text

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

077 
WGUS54 KMEG 020523
FFWMEG
ARC021-031-055-075-093-MOC069-155-TNC095-131-021130-
/O.NEW.KMEG.FF.W.0099.110502T0523Z-110502T1130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
1223 AM CDT MON MAY 2 2011

THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  EASTERN CLAY COUNTY IN EASTERN ARKANSAS...
  CRAIGHEAD COUNTY IN EASTERN ARKANSAS...
  GREENE COUNTY IN EASTERN ARKANSAS...
  SOUTHEASTERN LAWRENCE COUNTY IN EASTERN ARKANSAS...
  NORTHERN MISSISSIPPI COUNTY IN EASTERN ARKANSAS...
  LAKE COUNTY IN NORTHWEST TENNESSEE...
  NORTHWESTERN OBION COUNTY IN NORTHWEST TENNESSEE...
  DUNKLIN COUNTY IN SOUTHEAST MISSOURI...
  PEMISCOT COUNTY IN SOUTHEAST MISSOURI...

* UNTIL 630 AM CDT

* AT 1223 AM CDT... 1 TO 3 INCHES OF RAINFALL HAS OCCURRED IN THE    
  PAST SIX HOURS. SHOWERS AND THUNDERSTORMS WILL PRODUCE AN          
  ADDITIONAL 1 TO 3 INCHES OF RAIN OVER THE NEXT 6 HOURS.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO BAY...
  BLYTHEVILLE...BONO...BROOKLAND...CARAWAY...GOSNELL...JONESBORO...
  LAKE CITY...LEACHVILLE...LUXORA...MANILA...MARMADUKE...MONETTE AND
  PARAGOULD.

 THIS WARNING ALSO INCLUDES AREAS NEAR BIG LAKE.

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. MOVE
UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS
SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

.MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE
INTO AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE
USUALLY DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS
POWERFUL ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING
FLOODED ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.

.STAY TUNED TO THIS BROADCAST FOR THE LATEST UPDATES AND INFORMATION.
TO REPORT FLASH FLOODING ONLY...CALL 1 800 4 3 2 0 8 7 5.

&&

LAT...LON 3663 8996 3639 8997 3639 8978 3644 8972
      3641 8967 3642 8961 3636 8954 3646 8956
      3651 8953 3645 8946 3651 8941 3651 8932
      3625 8945 3619 8950 3618 8962 3589 8978
      3572 8995 3571 9105 3585 9104 3664 9011

$$
3 follow-up statements
134 
WGUS54 KMEG 021113
FFWMEG
ARC021-031-055-075-093-MOC069-155-TNC095-131-021530-
/O.EXT.KMEG.FF.W.0099.000000T0000Z-110502T1530Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
613 AM CDT MON MAY 2 2011

THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS EXTENDED THE

* FLASH FLOOD WARNING FOR...
  EASTERN CLAY COUNTY IN EASTERN ARKANSAS...
  CRAIGHEAD COUNTY IN EASTERN ARKANSAS...
  GREENE COUNTY IN EASTERN ARKANSAS...
  SOUTHEASTERN LAWRENCE COUNTY IN EASTERN ARKANSAS...
  NORTHERN MISSISSIPPI COUNTY IN EASTERN ARKANSAS...
  LAKE COUNTY IN NORTHWEST TENNESSEE...
  NORTHWESTERN OBION COUNTY IN NORTHWEST TENNESSEE...
  DUNKLIN COUNTY IN SOUTHEAST MISSOURI...
  PEMISCOT COUNTY IN SOUTHEAST MISSOURI...

* UNTIL 1030 AM CDT

* AT 613 AM CDT...DOPPLER RADAR ESTIMATES 1 TO 3 INCHES OF RAINFALL
  HAS OCCURRED OVER THE PAST 6 HOURS. SHOWERS AND THUNDERSTORMS WILL 
  PRODUCE AN ADDITIONAL INCH IN THE NEXT FOUR HOURS. 

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO BAY...
  BLYTHEVILLE...BONO...BROOKLAND...CARAWAY...GOSNELL...JONESBORO...
  LAKE CITY...LEACHVILLE...LUXORA...MANILA...MARMADUKE...MONETTE AND
  PARAGOULD.

 THIS WARNING ALSO INCLUDES AREAS NEAR BIG LAKE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

.DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. MOVE TO HIGHER GROUND.

.MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE
INTO AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE
USUALLY DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS
POWERFUL ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING
FLOODED ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.

.STAY TUNED TO THIS BROADCAST FOR THE LATEST UPDATES AND INFORMATION.
TO REPORT FLASH FLOODING ONLY...CALL 1 800 4 3 2 0 8 7 5.

&&

LAT...LON 3663 8996 3639 8997 3639 8978 3644 8972
      3641 8967 3642 8961 3636 8954 3646 8956
      3651 8953 3645 8946 3651 8941 3651 8932
      3625 8945 3619 8950 3618 8962 3589 8978
      3572 8995 3571 9105 3585 9104 3664 9011

$$
817 
WGUS54 KMEG 021517
FFWMEG
ARC021-031-055-075-093-MOC069-155-TNC095-131-022130-
/O.EXT.KMEG.FF.W.0099.000000T0000Z-110502T2130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
1017 AM CDT MON MAY 2 2011

THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS EXTENDED THE

* FLASH FLOOD WARNING FOR...
  EASTERN CLAY COUNTY IN EASTERN ARKANSAS...
  CRAIGHEAD COUNTY IN EASTERN ARKANSAS...
  GREENE COUNTY IN EASTERN ARKANSAS...
  SOUTHEASTERN LAWRENCE COUNTY IN EASTERN ARKANSAS...
  NORTHERN MISSISSIPPI COUNTY IN EASTERN ARKANSAS...
  LAKE COUNTY IN NORTHWEST TENNESSEE...
  NORTHWESTERN OBION COUNTY IN NORTHWEST TENNESSEE...
  DUNKLIN COUNTY IN SOUTHEAST MISSOURI...
  PEMISCOT COUNTY IN SOUTHEAST MISSOURI...

* UNTIL 430 PM CDT MONDAY

* AT 1016 AM CDT...DOPPLER RADAR ESTIMATES 1 TO 3 INCHES OF RAINFALL
  HAS OCCURRED OVER THE PAST 3 HOURS. SHOWERS AND THUNDERSTORMS WILL
  PRODUCE AN ADDITIONAL 1 TO 3 INCHES OF RAIN OVER THE NEXT 6 HOURS.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO BAY...
  BLYTHEVILLE...BONO...BROOKLAND...CARAWAY...GOSNELL...JONESBORO...
  LAKE CITY...LEACHVILLE...LUXORA...MANILA...MARMADUKE...MONETTE AND
  PARAGOULD.

 THIS WARNING ALSO INCLUDES AREAS NEAR BIG LAKE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

.MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE
INTO AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE
USUALLY DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS
POWERFUL ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING
FLOODED ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.

.STAY TUNED TO THIS BROADCAST FOR THE LATEST UPDATES AND INFORMATION.
TO REPORT FLASH FLOODING ONLY...CALL 1 800 4 3 2 0 8 7 5.

&&

LAT...LON 3663 8996 3639 8997 3639 8978 3644 8972
      3641 8967 3642 8961 3636 8954 3646 8956
      3651 8953 3645 8946 3651 8941 3651 8932
      3625 8945 3619 8950 3618 8962 3589 8978
      3572 8995 3571 9105 3585 9104 3664 9011

$$
856 
WGUS74 KMEG 022131
FFSMEG

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
431 PM CDT MON MAY 2 2011

ARC021-031-055-075-093-MOC069-155-TNC095-131-022140-
/O.EXP.KMEG.FF.W.0099.000000T0000Z-110502T2130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CRAIGHEAD AR-MISSISSIPPI AR-CLAY AR-GREENE AR-LAWRENCE AR-DUNKLIN MO-
PEMISCOT MO-LAKE TN-OBION TN-
431 PM CDT MON MAY 2 2011

...THE FLASH FLOOD WARNING HAS EXPIRED FOR NORTHWESTERN OBION...
LAKE...PEMISCOT...DUNKLIN...SOUTHEASTERN LAWRENCE...GREENE...EASTERN
CLAY...NORTHERN MISSISSIPPI AND CRAIGHEAD COUNTIES...

THE HEAVY RAINFALL WHICH PROMPTED THE WARNING HAS DIMINISHED ACROSS 
THE WARNED AREA. THUS THE FLASH FLOOD WARNING HAS BEEN CHANGED TO AN 
AREAL FLOOD WARNING. FLASH FLOOD WARNINGS WILL BE REISSUED FOR 
URGENT...RAPID RISES IN FLOOD WATER.

.STAY TUNED TO THIS BROADCAST FOR THE LATEST UPDATES AND INFORMATION.
TO REPORT SEVERE WEATHER ONLY...CALL 1 800 4 3 2 0 8 7 5.

LAT...LON 3663 8996 3639 8997 3639 8978 3644 8972
      3641 8967 3642 8961 3636 8954 3646 8956
      3651 8953 3645 8946 3651 8941 3651 8932
      3625 8945 3619 8950 3618 8962 3589 8978
      3572 8995 3571 9105 3585 9104 3664 9011

$$
BORGHOFF

The office that day

Everything else NWS Memphis, TN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 1, 8:24 PM CDTAreal Flood WarningMEGClay, Craighead, Greene, Lawrence, Mississippi12 hr
May 1, 11:30 PM CDTFlash Flood WarningMEGClay, Greene, Lawrence, Randolph7 hr
May 2, 1:53 AM CDTFlash Flood WarningMEGCraighead, Crittenden, Cross, Lee, Mississippi, Poinsett and 1 more10 hr
May 2, 3:12 AM CDTFlash Flood WarningMEGMississippi18 hr
May 2, 4:11 AM CDTFlash Flood WarningMEGCrittenden, Mississippi, St. Francis12 hr
May 2, 11:25 AM CDTFlash Flood WarningMEGClay, Craighead, Greene, Lawrence, Randolph10 hr
May 2, 12:14 PM CDTFlash Flood WarningMEGCraighead, Crittenden, Cross, Lee, Mississippi, Poinsett and 1 more4 hr
May 2, 4:24 PM CDTAreal Flood WarningMEGClay, Craighead, Crittenden, Cross, Greene, Lawrence and 5 more72 hr
May 1, 7:43 PM CDTAreal Flood AdvisoryMEGFayette, Shelby8 hr
May 1, 8:07 PM CDTAreal Flood WarningMEGLake, Obion18 hr
May 2, 8:46 AM CDTFlash Flood WarningMEGCarroll, Gibson, Henry, Weakley9 hr
May 2, 2:43 PM CDTSevere Thunderstorm WarningMEGMcNairy47 min
May 2, 3:25 PM CDTSevere Thunderstorm WarningMEGHardin, McNairy65 min
May 2, 3:49 PM CDTSevere Thunderstorm WarningMEGDecatur, Hardin41 min
May 2, 4:19 PM CDTTornado WarningMEGHardin22 min
May 2, 4:20 PM CDTAreal Flood WarningMEGCarroll, Chester, Crockett, Decatur, Dyer, Fayette and 14 more72 hr

Nearby

Flash Flood Warnings in Arkansas, 2011Flash Flood Warnings in Tennessee, 2011Flash 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.