Alert archive / Oklahoma / Flash Flood Warnings in 2002

Flash Flood Warning 6, NWS Tulsa, OK

March 19, 20024 counties in Oklahoma; Franklin County, Sebastian County, Arkansas

NWS Tulsa, OK issued this flash flood warning at Mar 19, 2002, 1:31 AM CST for 4 counties in Oklahoma; Franklin County, Sebastian County, Arkansas. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Mar 19, 2002, 1:31 AM CST (07:31 UTC)
Expired
Mar 19, 2002, 5:30 AM CST
In force
4 hr
Issued by
NWS Tulsa, OK
Area
Whole counties

Counties Franklin County, AR, Sebastian County, AR, Latimer County, OK, LeFlore County, OK, Pittsburg County, OK, Pushmataha County, OK

The radar

The Western Arkansas radar (KSRX), 59 km from the middle of the area, began a volume at 07:30 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.

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 7.5 hours before the alert went out and 231 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, Norman, OK at 00:00Z on 2002-03-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2 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, Norman, OK at 00:00Z on 2002-03-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 121 square meters per square second.1939587897117136Sfc1 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
2 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
452 m above ground
0-6 km bulk shear
88 kt
0-1 km storm-relative helicity
121 m²/s²
0-3 km storm-relative helicity
144 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.

000 
WGUS54 KTSA 190731
FFWTUL
ARC047-131-OKC077-079-121-127-191130-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TULSA OK
130 AM CST TUE MAR 19 2002

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* FLASH FLOOD WARNING FOR
  LATIMER COUNTY IN SOUTHEAST OKLAHOMA
  LE FLORE COUNTY IN SOUTHEAST OKLAHOMA
  PITTSBURG COUNTY IN SOUTHEAST OKLAHOMA
  PUSHMATAHA COUNTY IN SOUTHEAST OKLAHOMA
  FRANKLIN COUNTY IN WEST CENTRAL ARKANSAS
  SEBASTIAN COUNTY IN WEST CENTRAL ARKANSAS

* UNTIL 530 AM CST

* AT 130 AM CST RADAR INDICATED VERY HEAVY RAIN AND EMBEDDED         
  THUNDERSTORMS OVER MUCH OF SOUTHEAST OKLAHOMA AND WEST CENTRAL     
  ARKANSAS...MOVING NORTHEAST AT 30 MPH.

  RADAR AND SURFACE OBSERVATIONS INDICATES THAT BETWEEN 2 AND 4      
  INCHES OF RAIN HAS ALREADY FALLEN OVER THE WARNED AREA.            
  ADDITIONAL SHOWERS AND THUNDERSTORMS OVER NORTHERN TEXAS WILL      
  CONTINUE TO MOVE NORTHEAST INTO THE WARNED AREA WITH AN ADDITIONAL 
  2 TO 3 INCHES OF RAINFALL POSSIBLE THROUGH 530 AM CST.

* SOME LOCATIONS THAT WILL CONTINUE TO BE AFFECTED BY THE HEAVY      
  RAIN INCLUDE...      
MCALESTER...WILBURTON...CLAYTON...ANTLERS...POTEAU...BIG 
CEDAR...FORT SMITH...HARTFORD AND OZARK.

EXCESSIVE RUNOFF WILL CAUSE FLASH FLOODING OF SMALL CREEKS AND
STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY ROADS AND
FARMLAND ALONG THE BANKS OF CREEKS AND STREAMS AND OTHER LOW LYING
AREAS ARE SUBJECT TO FLASH FLOODING.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODS AND FLASH FLOODS. 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.
2 follow-up statements
000 
WGUS74 KTSA 191023
FFSTUL
ARC047-131-OKC077-079-121-127-191130-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
425 AM CST TUE MAR 19 2002

...FLASH FLOOD WARNING CONTINUES FOR FRANKLIN...SEBASTIAN...
LE FLORE...PITTSBURG...LATIMER AND PUSHMATAHA COUNTIES UNTIL
530 AM CST...

AT 405 AM CST...RADAR SHOWED AN AREA OF MODERATE TO HEAVY RAIN WITH 
EMBEDDED THUNDERSTORMS ACROSS THE WARNED AREA. THE HEAVIEST RAIN HAD 
MOVED SOUTHEAST...BUT ONGOING FLOODING PROBLEMS CONTINUE.

AT 330 AM...THE SEBASTIAN COUNTY SHERIFFS OFFICE REPORTED SEVERAL 
ROADS UNDER WATER...INCLUDING A BRIDGE ALONG STATE HIGHWAY 252 NEAR 
LAVACA. ALSO...A BRIDGE NEAR COOP PRAIRIE CREEK ROAD WAS FLOODED 
NORTH OF HARTFORD...AND SHERWOOD ROAD NORTH OF BONANZA WAS ALSO 
FLOODED. 

AT 340 AM...THE LE FLORE COUNTY SHERIFFS OFFICE REPORTED FLOODING ON 
RIDGE ROAD...AND THE ROAD HAD BEEN CLOSED. 

AT 345 AM...THE PUSHMATAHA SHERIFFS OFFICE REPORTED THAT DOZIER ROAD 
WAS CLOSED...AND UNDER 3 FEET OF WATER.

OFFICIALS IN PITTSBURG...FRANKLIN AND LATIMER COUNTIES HAD NO 
FLOODING REPORTED TO THEM YET.  

RADAR INDICATED THAT 3 TO 4 INCHES OF RAIN HAS ALREADY FALLEN OVER 
PORTION OF THE WARNED AREA SINCE LAST NIGHT. THE HEAVIEST RAIN 
LIKELY OCCURRED ACROSS SOUTHEAST LATIMER COUNTY...CENTRAL PUSHMATAHA 
COUNTY...AND SOUTHERN SECTIONS OF PITTSBURG AND LE FLORE COUNTIES.  
ANOTHER HALF INCH TO INCH OF RAIN WILL BE POSSIBLE THROUGH 530 AM 
CST.

THE HEAVIEST RAIN HAS MOVED OUT OF THE WARNED AREA...BUT FLOODING 
PROBLEMS WILL PERSIST THROUGH EARLY MORNING. 

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE 
DANGERS OF FLOODS AND FLASH FLOODS. 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.

REMEMBER...NEVER DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
000 
WGUS74 KTSA 191125
FFSTUL
ARC033-047-131-OKC077-079-121-127-191145-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
525 AM CST TUE MAR 19 2002

...FLASH FLOOD WARNINGS WILL BE ALLOWED TO EXPIRE FOR CRAWFORD... 
FRANKLIN...SEBASTIAN...LE FLORE...PITTSBURG...LATIMER AND PUSHMATAHA 
COUNTIES AT 530 AM CST...

AT 525 AM CST...RADAR SHOWED THAT THE AREA OF HEAVY RAIN HAD MOVED 
TO THE EAST AND NORTHEAST OF THE AREA.

ADDITIONAL SHOWERS AND THUNDERSTORMS WITH LIGHT TO MODERATE RAIN 
WILL CONTINUE THIS MORNING WHICH MAY CAUSE ADDITIONAL FLOODING 
PROBLEMS.  STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO OR 
TELEVISION FOR THE LATEST WEATHER INFORMATION.

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 18, 8:34 PM CSTFlash Flood WarningTSALatimer, LeFlore, Pushmataha3 hr
Mar 18, 8:42 PM CSTFlash Flood WarningTSALatimer, LeFlore, Pushmataha3 hr
Mar 18, 10:02 PM CSTFlash Flood WarningTSAChoctaw118 min
Mar 18, 11:54 PM CSTFlash Flood WarningTSALeFlore96 min
Mar 19, 7:17 AM CSTFlash Flood WarningTSAChoctaw, Latimer, LeFlore, Pushmataha4 hr
Mar 19, 11:01 AM CSTFlash Flood WarningTSAChoctaw, Latimer, LeFlore, Pittsburg, Pushmataha5 hr
Mar 19, 3:54 PM CSTFlash Flood WarningTSAChoctaw, Latimer, LeFlore, Pittsburg, Pushmataha6 hr
Mar 18, 10:37 PM CSTFlash Flood WarningTSAFranklin3 hr
Mar 19, 3:54 AM CSTFlash Flood WarningTSACrawford96 min
Mar 19, 2:40 PM CSTFlash Flood WarningTSAMadison5 hr

Nearby

Flash Flood Warnings in Oklahoma, 2002Flash Flood Warnings in Arkansas, 2002Every flash flood warning in 2002

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.