Alert archive / Oklahoma / Flash Flood Warnings in 2003

Flash Flood Warning 14, NWS Tulsa, OK

June 2, 2003Cherokee County, Oklahoma

NWS Tulsa, OK issued this flash flood warning at Jun 2, 2003, 4:55 AM CDT for Cherokee County, Oklahoma. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jun 2, 2003, 4:55 AM CDT (09:55 UTC)
Expired: Jun 2, 2003, 7:00 AM CDT
In force: 2 hr
Issued by: NWS Tulsa, OK
Area: Counties, with a storm outline in the text

County Cherokee County, OK

The radar

The Tulsa radar (KINX), 48 km from the middle of the area, began a volume at 09:57 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

Springfield, MO (KSGF), launched 00:00Z, 9.9 hours before the alert went out and 150 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1134 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 44 m²/s²
0-3 km storm-relative helicity: 138 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 020957
FFWTUL
OKC021-021200-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TULSA OK
455 AM CDT MON JUN 2 2003

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* FLASH FLOOD WARNING FOR
  CHEROKEE COUNTY IN EAST CENTRAL OKLAHOMA

* UNTIL 700 AM CDT

* AT 455 AM CDT RADAR INDICATED THUNDERSTORMS WITH VERY HEAVY RAIN   
ACROSS NORTHERN CHEROKEE COUNTY.  MORE THUNDERSTORMS WERE APPROACHING
WESTERN CHEROKEE COUNTY.  2 TO 3 INCHES OF RAIN HAS ALREADY FALLEN 
OVER THE WARNED AREA.   ANOTHER INCH OR TWO INCHES WILL BE POSSIBLE 
THROUGH 700 AM CDT.

* SOME LOCATIONS THAT WILL CONTINUE TO BE AFFECTED BY THE HEAVY RAIN
  INCLUDE OAKS...TAHLEQUAH...HULBERT...ELDON...PEGGS AND SCRAPER.

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 3603 9523 3589 9521 3590 9508 3590 9483
          3618 9482 3615 9507

2 follow-up statements

000 
WGUS74 KTSA 021122
FFSTUL
OKC021-021200-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
619 AM CDT MON JUN 2 2003

...FLASH FLOOD WARNING CONTINUES FOR NORTHERN CHEROKEE COUNTY UNTIL  
   700 AM CDT...

AT 619 AM CDT...RADAR SHOWED THE MAJORITY OF HEAVY RAIN HAD EXITED 
NORTHERN CHEROKEE COUNTY WITH ONLY AREAS OF LIGHT RAIN CONTINUING.

RADAR INDICATES THAT 2 TO 3 INCHES OF RAIN HAS FALLEN OVER NORTHERN 
CHEROKEE COUNTY WITHIN THE PAST THREE HOURS.  ANY ADDITIONAL 
ACCUMULATIONS WILL BE LESS THAN ONE TENTH OF AN INCH.

SOME LOCATIONS THAT WILL CONTINUE TO BE AFFECTED BY POSSIBLE FLASH 
FLOODING INCLUDE OAKS...TAHLEQUAH...HULBERT...ELDON...LOST 
CITY...PEGGS AND SCRAPER.

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 3605 9523 3590 9520 3591 9482 3619 9482
          3616 9507

000 
WGUS74 KTSA 021201
FFSTUL
OKC021-021215-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
700 AM CDT MON JUN 2 2003

...FLASH FLOOD WARNING FOR NORTHERN CHEROKEE COUNTY HAS EXPIRED...

AT 700 AM...RADAR INDICATED THE THUNDERSTORMS RESPONSIBLE FOR THE 
HEAVY RAINS ACROSS NORTHERN CHEROKEE COUNTY HAD MOVED INTO NORTHWEST 
ARKANSAS.  WHILE MINOR FLOODING OF LOW LYING AREAS MAY CONTINUE 
THROUGH THE MORNING HOURS...ADDITIONAL SIGNIFICANT FLOODING IS NOT 
ANTICIPATED.  THEREFORE...THE FLASH FLOOD WARNING FOR NORTHERN 
CHEROKEE COUNTY WILL BE ALLOWED TO EXPIRE.

DO NOT DRIVE YOUR VEHICLE ACROSS WATER COVERED ROADWAYS.

LAT...LON 3603 9523 3589 9522 3591 9483 3619 9482
          3615 9506

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 2, 12:01 AM CDT	Severe Thunderstorm Warning	TSA	Creek	44 min
Jun 2, 12:11 AM CDT	Severe Thunderstorm Warning	TSA	Adair, Cherokee	49 min
Jun 2, 12:14 AM CDT	Severe Thunderstorm Warning	TSA	Osage, Tulsa	46 min
Jun 2, 12:31 AM CDT	Severe Thunderstorm Warning	TSA	Pawnee	44 min
Jun 2, 1:08 AM CDT	Severe Thunderstorm Warning	TSA	Tulsa	52 min
Jun 2, 1:17 AM CDT	Severe Thunderstorm Warning	TSA	Pawnee	43 min
Jun 2, 1:43 AM CDT	Severe Thunderstorm Warning	TSA	Osage	47 min
Jun 2, 2:08 AM CDT	Flash Flood Warning	TSA	Adair, Sequoyah	4 hr
Jun 2, 2:28 AM CDT	Flash Flood Warning	TSA	Osage, Rogers, Tulsa	4 hr

Nearby

Flash Flood Warnings in Oklahoma, 2003 Every flash flood warning in 2003

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.