Alert archive / Arkansas / Flash Flood Warnings in 2015

Flash Flood Warning 78, NWS Tulsa, OK

May 29, 20157 counties in Arkansas

NWS Tulsa, OK issued this flash flood warning at May 29, 2015, 4:29 PM CDT for 7 counties in Arkansas. 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
May 29, 2015, 4:29 PM CDT (21:29 UTC)
Expired
May 29, 2015, 10:30 PM CDT
In force
6 hr
Issued by
NWS Tulsa, OK
Area
Storm-based polygon
Flood severity
None

Counties Benton County, AR, Carroll County, AR, Crawford County, AR, Franklin County, AR, Madison County, AR, Sebastian County, AR, Washington County, AR

The radar

The Western Arkansas radar (KSRX), 74 km from the middle of the area, began a volume at 21:33 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 29, 4:58 PM CDTFLASH FLOODPea Ridge, ARWATER COVERING DOVE ROAD SOUTH OF HIGHWAY 72. PIC VIA SOCIAL MEDIA.

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, 9.5 hours before the alert went out and 129 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 2015-05-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 535 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, Springfield, MO at 12:00Z on 2015-05-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 130 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
535 J/kg
Mixed-layer CIN
-52 J/kg
Mixed-layer LCL
864 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
130 m²/s²
0-3 km storm-relative helicity
123 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

668 
WGUS54 KTSA 292129
FFWTSA
ARC007-015-033-047-087-131-143-300330-
/O.NEW.KTSA.FF.W.0078.150529T2129Z-150530T0330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TULSA OK
429 PM CDT FRI MAY 29 2015

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  BENTON COUNTY IN NORTHWEST ARKANSAS...
  CARROLL COUNTY IN NORTHWEST ARKANSAS...
  CRAWFORD COUNTY IN NORTHWEST ARKANSAS...
  FRANKLIN COUNTY IN WEST CENTRAL ARKANSAS...
  MADISON COUNTY IN NORTHWEST ARKANSAS...
  NORTHEASTERN SEBASTIAN COUNTY IN WEST CENTRAL ARKANSAS...
  WASHINGTON COUNTY IN NORTHWEST ARKANSAS...

* UNTIL 1030 PM CDT

* AT 427 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
THUNDERSTORMS WITH VERY HEAVY RAIN IS SCATTERED OVER THE WARNED 
AREA. ADDITIONAL RAINFALL IS EXPECTED OVER THE NEXT SEVERAL 
HOURS...WITH RAINFALL AMOUNTS OF 2 TO 3 INCHES OF ADDITIONAL 
POSSIBLE BY 10 PM. 

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT COULD EXPERIENCE FLOODING INCLUDE...
  BENTONVILLE...BERRYVILLE...CEDARVILLE...CHARLESTON...EUREKA
  SPRINGS...FAYETTEVILLE...HUNTSVILLE...MOUNTAINBURG...NATURAL DAM...
  OZARK...ROGERS...SILOAM SPRINGS...SPRINGDALE...ALTUS...AURORA...
  BEAVER...BELLA VISTA...BLACKBURN...BOSTON...BRANCH...BRENTWOOD...
  CARROLLTON...CASS...CAVE SPRINGS...CHESTER...CINCINNATI...CLIFTY...
  DECATUR...DENNING AND DEVILS DEN STATE PARK.

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. 

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.

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

&&

LAT...LON 3612 9347 3608 9344 3597 9345 3587 9352
      3577 9351 3576 9369 3538 9370 3536 9375
      3540 9380 3532 9381 3532 9390 3523 9393
      3522 9415 3554 9410 3551 9445 3650 9462
      3649 9329 3613 9330

$$
1 follow-up statement
227 
WGUS74 KTSA 300309
FFSTSA

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
1009 PM CDT FRI MAY 29 2015

ARC007-015-033-047-087-131-143-300330-
/O.CON.KTSA.FF.W.0078.000000T0000Z-150530T0330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BENTON AR-CARROLL AR-CRAWFORD AR-FRANKLIN AR-MADISON AR-SEBASTIAN AR-
WASHINGTON AR-
1009 PM CDT FRI MAY 29 2015

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR WASHINGTON...MADISON...
CRAWFORD...CARROLL AND BENTON COUNTIES IN NORTHWEST ARKANSAS...AND
NORTHEASTERN SEBASTIAN AND FRANKLIN COUNTIES IN WEST CENTRAL ARKANSAS
UNTIL 1030 PM CDT...

AT 1005 PM CDT...RAIN WAS DIMINISHING ACROSS THE AREA AND THE THREAT 
FOR RAPID RISES HAS ENDED.  BUT RUNOFF CONTINUES AND LOCAL AREAS OF 
FLOODING REMAIN.  THIS WARNING WILL BE ALLOWED TO EXPIRE AT 
1030 PM...BUT AN AREAL FLOOD WARNING WILL BE IN EFFECT FOR THE 
REGION UNTIL 9 AM SATURDAY.  

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.

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.

A 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.

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

&&

LAT...LON 3612 9347 3608 9344 3597 9345 3587 9352
      3577 9351 3576 9369 3538 9370 3536 9375
      3540 9380 3532 9381 3532 9390 3523 9393
      3522 9415 3554 9410 3551 9445 3650 9462
      3649 9329 3613 9330

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 29, 3:15 PM CDTSpecial Weather StatementTSASebastian45 min
May 29, 3:32 PM CDTSpecial Weather StatementTSACrawford43 min
May 29, 3:33 PM CDTSpecial Weather StatementTSASebastian42 min
May 29, 3:51 PM CDTSevere Thunderstorm WarningTSACrawford, Washington39 min
May 29, 4:07 PM CDTFlash Flood WarningTSACrawford, Sebastian113 min
May 29, 4:19 PM CDTSpecial Weather StatementTSACrawford26 min
May 29, 4:20 PM CDTSpecial Weather StatementTSABenton25 min
May 29, 4:25 PM CDTSpecial Weather StatementTSAFranklin35 min
May 29, 4:31 PM CDTSevere Thunderstorm WarningTSACrawford, Franklin, Madison, Washington29 min
May 29, 4:37 PM CDTTornado WarningTSACrawford, Washington23 min
May 29, 4:45 PM CDTSpecial Weather StatementTSABenton30 min
May 29, 4:55 PM CDTSevere Thunderstorm WarningTSAMadison, Washington22 min
May 29, 5:17 PM CDTSpecial Weather StatementTSAWashington28 min
May 29, 6:32 PM CDTSpecial Weather StatementTSACarroll28 min

Nearby

Flash Flood Warnings in Arkansas, 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.