Alert archive / Arkansas / Flash Flood Warnings in 2011

Flash Flood Warning 2, NWS Tulsa, OK

April 23, 2011Carroll County, Madison County, Arkansas

NWS Tulsa, OK issued this flash flood warning at Apr 23, 2011, 3:20 PM CDT for Carroll County, Madison County, Arkansas. It was in force for 10 hr. 7 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
Apr 23, 2011, 3:20 PM CDT (20:20 UTC)
Expired
Apr 24, 2011, 1:30 AM CDT
In force
10 hr
Issued by
NWS Tulsa, OK
Area
Storm-based polygon
Flood severity
None

Counties Carroll County, AR, Madison County, AR

The radar

The Western Arkansas radar (KSRX), 120 km from the middle of the area, began a volume at 20:23 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
Apr 23, 5:55 PM CDTFLASH FLOOD5 E Busch, ARWATER IS BEGINNING TO GET INTO BASEMENTS IN HOLIDAY ISLAND.
Apr 23, 5:55 PM CDTFLASH FLOODEureka Springs, ARSEVERAL ROADS CLOSED IN TOWN AND BUSINESSES ARE BEGINNING TO GET WATER IN THEM.
Apr 23, 7:35 PM CDTFLASH FLOODAurora, ARWATER OVER STATE HIGHWAY 23
Apr 23, 7:55 PM CDTFLASH FLOOD3 Se Oak Grove, ARWATER RESCUE REPORTED AT A HOUSE AT THE INTERSECTION OF COUNTY ROAD 625 AND STATE HIGHWAY 103.
Apr 23, 7:55 PM CDTFLASH FLOOD5 Se Oak Grove, ARPORTIONS OF COUNTY ROAD 625 WASHED OUT.
Apr 23, 7:55 PM CDTFLASH FLOOD5 Sse Oak Grove, ARPORTIONS OF COUNTY ROAD 621 WASHED OUT.
Apr 23, 7:55 PM CDTFLASH FLOOD5 Wnw Berryville, ARVEHICLE REPORTEDLY SUBMERGED UNDER A BRIDGE ON HIGHWAY 62 BETWEEN EUREKA SPRINGS AND BERRYVILLE. UNKNOWN WHETHER ANYONE IS IN THE VEHICLE OR NOT.

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 12:00Z, 8.3 hours before the alert went out and 93 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 12:00Z on 2011-04-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 12:00Z on 2011-04-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 185 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1105 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
185 m²/s²
0-3 km storm-relative helicity
514 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.1

Open this sounding in Storm Lab

The text

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

309 
WGUS54 KTSA 232020
FFWTSA
ARC015-087-240030-
/O.NEW.KTSA.FF.W.0002.110423T2020Z-110424T0030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TULSA OK
320 PM CDT SAT APR 23 2011

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CARROLL COUNTY IN NORTHWEST ARKANSAS...
  EASTERN MADISON COUNTY IN NORTHWEST ARKANSAS...

* UNTIL 730 PM CDT

* AT 315 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THAT 2 TO 4 INCHES OF RAIN HAS FALLEN ACROSS THE WARNED AREA DURING 
THE MORNING AND EARLY AFTERNOON. FLOODED ROADS HAVE BEEN REPORTED... 
MAINLY ACROSS EASTERN CARROLL COUNTY. ADDITIONAL MODERATE TO 
OCCASIONALLY HEAVY RAINFALL IS EXPECTED THROUGH THE LATE AFTERNOON 
AND EVENING...WHICH MAY RESULT IN ADDITIONAL FLOODING. 

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT COULD EXPERIENCE FLOODING INCLUDE...
  BERRYVILLE...EUREKA SPRINGS...HUNTSVILLE...ALPENA...AURORA...
  BOSTON...CARROLLTON...FORUM...GRANDVIEW...GREEN FOREST...
  KINGSTON...MARBLE...OAK GROVE...OSAGE...PETTIGREW...RUDD...RULE...
  URBANETTE AND WITTER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROAD TO
UNKNOWN DEPTHS. IT ONLY TAKES TWO FEET OF RUSHING WATER TO CARRY AWAY
MOST SPORT UTILITY VEHICLES AND PICKUPS. 

LOW WATER CROSSINGS IN HILLY TERRAIN ARE ESPECIALLY DANGEROUS IN 
HEAVY RAIN. 

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
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.

&&

LAT...LON 3612 9346 3609 9346 3608 9343 3601 9343
      3597 9344 3595 9348 3587 9351 3577 9351
      3577 9377 3650 9374 3651 9357 3649 9329
      3612 9329

$$
2 follow-up statements
442 
WGUS74 KTSA 232106
FFSTSA

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
406 PM CDT SAT APR 23 2011

ARC015-087-240030-
/O.CON.KTSA.FF.W.0002.000000T0000Z-110424T0030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CARROLL AR-MADISON AR-
406 PM CDT SAT APR 23 2011

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR EASTERN MADISON AND
CARROLL COUNTIES UNTIL 730 PM CDT...

AT 402 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THUNDERSTORMS WITH VERY HEAVY RAIN OVER WESTERN CARROLL COUNTY 
SOUTHWARD INTO NORTHERN MADISON COUNTY...MOVING EAST AT ABOUT 40 
MPH. THESE WILL MOVE OVER PORTIONS OF THE FLASH FLOOD WARNING IN 
CENTRAL AND EASTERN CARROLL COUNTY. 

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL LIKELY CAUSE ADDITIONAL 
FLASH FLOODING TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLASH 
FLOODING FROM THIS ROUND OF THUNDERSTORMS WILL INCLUDE...BERRYVILLE 
AND...EUREKA SPRINGS...ALPENA...CARROLLTON...GREEN FOREST... 
OSAGE...RUDD...RULE...AND DENVER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROAD TO
UNKNOWN DEPTHS. IT ONLY TAKES TWO FEET OF RUSHING WATER TO CARRY AWAY
MOST SPORT UTILITY VEHICLES AND PICKUPS. 

LOW WATER CROSSINGS IN HILLY TERRAIN ARE ESPECIALLY DANGEROUS IN 
HEAVY RAIN. DO NOT ATTEMPT TO TRAVEL ACROSS FLOODED ROADS. 

A MEANS THAT FLOODING IS IMMINENT OR OCCURRING.

TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN TULSA.

&&

LAT...LON 3612 9346 3609 9346 3608 9343 3601 9343
      3597 9344 3595 9348 3587 9351 3577 9351
      3577 9377 3650 9374 3651 9357 3649 9329
      3612 9329

$$
447 
WGUS54 KTSA 240015
FFWTSA
ARC015-087-240630-
/O.EXT.KTSA.FF.W.0002.000000T0000Z-110424T0630Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TULSA OK
715 PM CDT SAT APR 23 2011

THE NATIONAL WEATHER SERVICE IN TULSA HAS EXTENDED THE

* FLASH FLOOD WARNING FOR...
  CARROLL COUNTY IN NORTHWEST ARKANSAS...
  EASTERN MADISON COUNTY IN NORTHWEST ARKANSAS...

* UNTIL 130 AM CDT SUNDAY

* AT 714 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
THUNDERSTORMS WITH VERY HEAVY RAIN MOVING INTO WESTERN PORTIONS OF 
THE WARNED AREA. ADDITIONAL ROUNDS OF THUNDERSTORMS WITH HEAVY 
RAINFALL WILL BE POSSIBLE INTO THE EARLY MORNING HOURS. GROUNDS 
REMAIN SATURATED FROM PREVIOUS RAINFALL...SO ADDITIONAL RUNOFF WILL 
QUICKLY OCCUR.

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT COULD EXPERIENCE FLOODING INCLUDE...
  BERRYVILLE...EUREKA SPRINGS...HUNTSVILLE...ALPENA...AURORA...
  BOSTON...CARROLLTON...FORUM...GRANDVIEW...GREEN FOREST...
  KINGSTON...MARBLE...OAK GROVE...OSAGE...PETTIGREW...RUDD...RULE...
  URBANETTE AND WITTER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROAD TO
UNKNOWN DEPTHS. IT ONLY TAKES TWO FEET OF RUSHING WATER TO CARRY AWAY
MOST SPORT UTILITY VEHICLES AND PICKUPS. TAKE A DIFFERENT ROUTE TO
REACH YOUR DESTINATION OR WAIT UNTIL THE WATER RECEDES. REMEMBER...
MOST FLOOD RELATED DEATHS OCCUR IN AUTOMOBILES.

LOW WATER CROSSINGS IN HILLY TERRAIN ARE ESPECIALLY DANGEROUS IN
HEAVY RAIN. DO NOT ATTEMPT TO TRAVEL ACROSS FLOODED ROADS. FIND
ALTERNATE ROUTES. IT ONLY TAKES A FEW INCHES OF SWIFTLY FLOWING WATER
TO CARRY VEHICLES AWAY.

TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN TULSA.

&&

LAT...LON 3612 9346 3609 9346 3608 9343 3601 9343
      3597 9344 3595 9348 3587 9351 3577 9351
      3577 9377 3650 9374 3651 9357 3649 9329
      3612 9329

$$

The office that day

Everything else NWS Tulsa, OK issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 22, 7:33 PM CDTSevere Thunderstorm WarningTSABenton, Carroll24 min
Apr 22, 8:04 PM CDTSpecial Weather StatementTSAMadison26 min
Apr 22, 8:26 PM CDTSevere Thunderstorm WarningTSAWashington13 min
Apr 22, 10:02 PM CDTSpecial Weather StatementTSASebastian43 min
Apr 22, 10:12 PM CDTSpecial Weather StatementTSACarroll33 min
Apr 22, 10:16 PM CDTSevere Thunderstorm WarningTSABenton, Carroll29 min
Apr 23, 12:15 AM CDTSpecial Weather StatementTSACarroll, Madison30 min
Apr 23, 12:39 AM CDTSevere Thunderstorm WarningTSABenton, Carroll, Madison52 min
Apr 23, 12:49 AM CDTSpecial Weather StatementTSASebastian56 min
Apr 23, 2:45 AM CDTSpecial Weather StatementTSASebastian60 min
Apr 23, 5:26 AM CDTSevere Thunderstorm WarningTSABenton34 min
Apr 23, 5:58 AM CDTSpecial Weather StatementTSABenton32 min
Apr 23, 6:40 AM CDTSpecial Weather StatementTSABenton20 min
Apr 23, 7:04 AM CDTSevere Thunderstorm WarningTSABenton39 min
Apr 23, 9:15 AM CDTSpecial Weather StatementTSASebastian30 min
Apr 23, 11:55 AM CDTFlash Flood WarningTSACarroll4 hr
Apr 23, 2:49 PM CDTSpecial Weather StatementTSACarroll26 min
Apr 23, 3:25 PM CDTSpecial Weather StatementTSABenton, Washington35 min
Apr 23, 3:40 PM CDTFlash Flood WatchTSABenton, Carroll, Madison, Washington4 days
Apr 23, 3:43 PM CDTAreal Flood AdvisoryTSABenton, Carroll, Madison, Washington92 min
Apr 23, 4:29 PM CDTSevere Thunderstorm WarningTSACarroll61 min
Apr 23, 5:08 PM CDTSevere Thunderstorm WarningTSACrawford, Washington29 min
Apr 23, 5:51 PM CDTSpecial Weather StatementTSAWashington39 min
Apr 23, 5:53 PM CDTSpecial Weather StatementTSACarroll37 min
Apr 23, 6:00 PM CDTSevere Thunderstorm WarningTSACrawford, Washington60 min
Apr 23, 6:09 PM CDTFlash Flood WarningTSABenton, Carroll, Madison, Washington10 hr
Apr 23, 6:34 PM CDTFlash Flood WarningTSACrawford4 hr

Nearby

Flash Flood Warnings in Arkansas, 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.