Alert archive / Arkansas / Flash Flood Warnings in 2007

Flash Flood Warning 46, NWS Tulsa, OK

July 1, 2007Sebastian County, Arkansas

NWS Tulsa, OK issued this flash flood warning at Jul 1, 2007, 5:44 PM CDT for Sebastian County, Arkansas. It was in force for 4 hr. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jul 1, 2007, 5:44 PM CDT (22:44 UTC)
Expired
Jul 1, 2007, 9:45 PM CDT
In force
4 hr
Issued by
NWS Tulsa, OK
Area
Whole counties

County Sebastian County, AR

The radar

The Western Arkansas radar (KSRX), 13 km from the middle of the area, began a volume at 22:45 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
Jul 1, 7:10 PM CDTFLASH FLOODFort Smith, ARSEVERAL CITY ROADS IMPASSABLE DUE TO HIGH WATER.

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, 10.7 hours before the alert went out and 194 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 2007-07-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 123 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 2007-07-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 49 square meters per square second.1939Sfc1 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
123 J/kg
Mixed-layer CIN
-40 J/kg
Mixed-layer LCL
758 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
49 m²/s²
0-3 km storm-relative helicity
125 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.

000 
WGUS54 KTSA 012244
FFWTSA
ARC131-020245-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TULSA OK
544 PM CDT SUN JUL 1 2007

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTHERN SEBASTIAN COUNTY IN WEST CENTRAL ARKANSAS

* UNTIL 945 PM CDT

* AT 540 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  THUNDERSTORMS WITH HEAVY RAIN ALONG A LINE EXTENDING FROM 2 MILES
  NORTHWEST OF BONANZA TO 4 MILES SOUTH OF HARTFORD. THE STORMS
  PRODUCING THE HEAVY RAINFALL WERE NEARLY STATIONARY. RADAR         
  INDICATES THAT 1 INCH OF RAIN HAS ALREADY FALLEN. ANOTHER 2 TO
  3 INCHES WILL BE POSSIBLE THROUGH 945 PM CDT.

* LOCATIONS THAT WILL CONTINUE TO BE AFFECTED BY HEAVY RAIN
  INCLUDE...HACKETT...MIDLAND...JENNY LIND...EXCELSIOR...
  HUNTINGTON...MANSFIELD...GREENWOOD AND BURNVILLE.

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.

LAT...LON 3529 9444 3492 9445 3511 9416 3526 9423

$$
4 follow-up statements
000 
WGUS74 KTSA 012322
FFSTSA

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
622 PM CDT SUN JUL 1 2007

ARC131-020245-
SEBASTIAN AR-
622 PM CDT SUN JUL 1 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 945 PM CDT FOR
SEBASTIAN COUNTY...

AT 619 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THUNDERSTORMS WITH HEAVY RAIN ALONG A LINE EXTENDING FROM 5 MILES 
NORTH OF BONANZA TO MANSFIELD...MOVING NORTHEAST AT 5 MPH. RADAR 
INDICATES THAT 2 INCHES OF RAIN HAS ALREADY FALLEN. ANOTHER 1 TO 2 
INCHES WILL BE POSSIBLE THROUGH 945 PM CDT.

SOME LOCATIONS THAT WILL CONTINUE TO BE AFFECTED BY HEAVY RAIN
INCLUDE HUNTINGTON...EXCELSIOR...FORT SMITH...JENNY LIND...
GREENWOOD...BARLING AND BURNVILLE.

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.

LAT...LON 3538 9445 3492 9445 3511 9416 3537 9419
      3535 9428 3545 9438

$$
000 
WGUS74 KTSA 012331 CCA
FFSTSA

FLASH FLOOD STATEMENT...CORRECTED
NATIONAL WEATHER SERVICE TULSA OK
622 PM CDT SUN JUL 1 2007

ARC131-020245-
SEBASTIAN AR-
622 PM CDT SUN JUL 1 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 945 PM CDT FOR
SEBASTIAN COUNTY...

...VERY HEAVY RAIN MOVING NORTH INTO SOUTH FORT SMITH...

AT 619 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THUNDERSTORMS WITH HEAVY RAIN ALONG A LINE EXTENDING FROM FORT SMITH
TO 3 MILES NORTHEAST OF HUNTINGTON...MOVING NORTH AT 5 MPH. RADAR 
INDICATES THAT 2 INCHES OF RAIN HAS ALREADY FALLEN. ANOTHER 1 TO 2
INCHES WILL BE POSSIBLE THROUGH 945 PM CDT.

SOME LOCATIONS THAT WILL CONTINUE TO BE AFFECTED BY HEAVY RAIN
INCLUDE FORT SMITH...BURNVILLE...GREENWOOD...BARLING AND VAN BUREN.

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.

LAT...LON 3538 9445 3492 9445 3511 9416 3537 9419
      3535 9428 3545 9438

$$
000 
WGUS74 KTSA 020201
FFSTSA

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
901 PM CDT SUN JUL 1 2007

ARC131-020245-
SEBASTIAN AR-
901 PM CDT SUN JUL 1 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 945 PM CDT FOR
SEBASTIAN COUNTY...

AT 858 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED AN 
AREA OF MODERATE RAIN EAST OF A LINE FROM GREENWOOD TO DARLING... 
MOVING SLOWLY EAST. RADAR INDICATES THAT 2 TO 3 INCHES OF RAIN HAVE 
ALREADY FALLEN OVER THE WARNED AREA. ANOTHER AREA OF LIGHT TO 
MODERATE RAIN WAS LOCATED OVER SOUTHERN LE FLORE COUNTY...MOVING 
NORTHEAST TOWARD THE WARNED AREA. 

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.

LAT...LON 3538 9445 3492 9445 3511 9416 3537 9419
      3535 9428 3545 9438

$$
000 
WGUS74 KTSA 020252
FFSTSA

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
951 PM CDT SUN JUL 1 2007

ARC131-020259-
SEBASTIAN AR-
951 PM CDT SUN JUL 1 2007

...THE FLASH FLOOD WARNING FOR SEBASTIAN COUNTY EXPIRED AT 945 PM
CDT...

THE HEAVY RAINFALL HAS ENDED ACROSS THE WARNED AREA...THEREFORE THE 
FLASH FLOOD WARNING WILL BE ALLOWED TO EXPIRE. LAW ENFORCEMENT 
REPORTS NO MAJOR FLOOD PROBLEMS AT THIS TIME ACROSS THE COUNTY BUT 
MOTORISTS ARE URGED TO DRIVE CAUTIOUSLY AS LOW LYING AREAS AND OTHER 
FLOOD PRONE AREAS MAY CONTINUE TO EXPERIENCE MINOR FLOODING THROUGH 
MIDNIGHT.

LAT...LON 3538 9445 3492 9445 3511 9416 3537 9419
      3535 9428 3545 9438

$$

Nearby

Flash Flood Warnings in Arkansas, 2007Every flash flood warning in 2007

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.