Alert archive / Oklahoma / Flash Flood Warnings in 2002

Flash Flood Warning 2, NWS Tulsa, OK

March 18, 2002Latimer County, LeFlore County, Pushmataha County, Oklahoma; Sebastian County, Arkansas

NWS Tulsa, OK issued this flash flood warning at Mar 18, 2002, 8:42 PM CST for Latimer County, LeFlore County, Pushmataha County, Oklahoma; Sebastian County, Arkansas. It was in force for 3 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 18, 2002, 8:42 PM CST (02:42 UTC)
Expired
Mar 19, 2002, 12:00 AM CST
In force
3 hr
Issued by
NWS Tulsa, OK
Area
Whole counties

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

The radar

The Western Arkansas radar (KSRX), 69 km from the middle of the area, began a volume at 02:46 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, 2.7 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 190242
FFWTUL
ARC131-OKC077-079-127-190600-

BULLETIN - EAS ACTIVATION REQUESTED...RETRANSMITTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TULSA OK
831 PM CST MON MAR 18 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
  PUSHMATAHA COUNTY IN SOUTHEAST OKLAHOMA
  SEBASTIAN COUNTY IN WEST CENTRAL ARKANSAS

* UNTIL 1200 AM CST

* AT 831 PM CST RADAR INDICATED AN AREA OF VERY HEAVY RAIN WITH      
  EMBEDDED THUNDERSTORMS OVER MUCH OF SOUTHEAST OKLAHOMA AND WEST    
  CENTRAL ARKANSAS. THIS ACTIVITY IS MOVING NORTHEAST AT 20 MPH.

  RADAR INDICATES THAT 1 TO 2 INCHES OF RAIN HAS ALREADY FALLEN      
  OVER THE WARNED AREA. ANOTHER 1 TO 2 INCHES WILL BE POSSIBLE       
  THROUGH 1200 AM CST.

* SOME LOCATIONS THAT WILL CONTINUE TO BE AFFECTED BY THE HEAVY RAIN
  INCLUDE VETERANS COLONY...WILBURTON...YANUSH...HIGGINS...BENGAL...
  DAMON...RED OAK...POTEAU...BIG CEDAR...MUSE...WHITESBORO...
  TALIHINA...HEAVENER...FANSHAWE...HOWE...WISTER...CAMERON...
  PANAMA...BOKOSHE...SPIRO...POCOLA...ARKOMA...ANTLERS...CLAYTON...
  RATTAN...CLOUDY...MOYERS...KOSOMA...SNOW...NASHOBA...STANLEY...
  TUSKAHOMA...KIAMICHI...ALBION...OLETA...KELLOND...DUNBAR...FORT
  SMITH...HARTFORD...HACKETT...GREENWOOD...BARLING...LAVACA...
  HUNTINGTON...MIDLAND...WASHBURN...BURNVILLE...EXCELSIOR...
  MANSFIELD...BONANZA...JENNY LIND AND BLOOMER.

EXCESSIVE RUNOFF WILL CAUSE FLASH FLOODING OF SMALL CREEKS AND
STREAMS...COUNTRY ROADS...NORMALLY DRY WASHES...AS WELL AS FARMLAND
ALONG THE BANKS OF CREEKS AND STREAMS.

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.

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, 10:02 PM CSTFlash Flood WarningTSAChoctaw118 min
Mar 18, 11:54 PM CSTFlash Flood WarningTSALeFlore96 min
Mar 19, 1:31 AM CSTFlash Flood WarningTSALatimer, LeFlore, Pittsburg, Pushmataha4 hr
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.