Alert archive / Oklahoma / Flash Flood Warnings in 2004

Flash Flood Warning 23, NWS Tulsa, OK

May 13, 2004Cherokee County, Oklahoma

NWS Tulsa, OK issued this flash flood warning at May 13, 2004, 5:01 PM CDT for Cherokee County, Oklahoma. 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 outline as issued.

The facts

Issued: May 13, 2004, 5:01 PM CDT (22:01 UTC)
Expired: May 13, 2004, 9:00 PM CDT
In force: 4 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), 58 km from the middle of the area, began a volume at 22:03 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 12:00Z, 10.0 hours before the alert went out and 225 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: 924 J/kg
Mixed-layer CIN: -23 J/kg
Mixed-layer LCL: 735 m above ground
0-6 km bulk shear: 18 kt
0-1 km storm-relative helicity: 104 m²/s²
0-3 km storm-relative helicity: 214 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 132202
FFWTUL
OKC021-140200-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TULSA OK
501 PM CDT THU MAY 13 2004

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* FLASH FLOOD WARNING FOR
  CHEROKEE COUNTY IN EAST CENTRAL OKLAHOMA

* UNTIL 900 PM CDT

* AT 501 PM CDT RADAR INDICATED THUNDERSTORMS WITH VERY HEAVY RAIN 3
  MILES NORTHWEST OF WOODALL...MOVING NORTHEAST AT 20 MPH. RADAR     
  INDICATES THAT 1 TO 3 INCHES OF RAIN HAS ALREADY FALLEN OVER THE   
  WARNED AREA. ANOTHER 1 TO 2INCHES WILL BE POSSIBLE THROUGH 900     
  PM CDT.

* SOME LOCATIONS THAT WILL CONTINUE TO BE AFFECTED BY THE HEAVY RAIN
  INCLUDE WOODALL...TAHLEQUAH...COOKSON AND HULBERT.

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 3592 9522 3569 9506 3567 9484 3615 9487

$$

3 follow-up statements

000 
WGUS74 KTSA 132242
FFSTUL
OKC021-140200-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
542 PM CDT THU MAY 13 2004

...FLASH FLOOD WARNING CONTINUES FOR CHEROKEE COUNTY UNTIL 900 PM
   CDT...

AT 542 PM CDT...SHOWERS AND THUNDERSTORMS CONTINUED ACROSS MUCH OF 
CHEROKEE COUNTY. 

RADAR INDICATES THAT 2 TO 4 INCHES OF RAIN HAS ALREADY FALLEN OVER 
THE WARNED AREA. ANOTHER 1 INCH WILL BE POSSIBLE THROUGH 930 PM 
CDT.

FLOODING OF NUMEROUS ROADS HAVE BEEN REPORTED IN TAHLEQUAH. 
HIGHWAY 62 NEAR WOODALL HAS WATER OVER THE ROAD. HIGHWAY 51 
3 MILES WEST OF TAHLEQUAH HAS 1 FOOT OF WATER OVER THE ROAD. VARIOUS 
LOCATIONS ALONG HIGHWAY 82 NORTH AND SOUTH OF TAHLEQUAH HAVE HIGH 
WATER. 

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR IS
OCCURRING. RESIDENTS LIVING ALONG STREAMS...CREEKS AND DRAINAGE
DITCHES SHOULD BE READY TO TAKE IMMEDIATE ACTION IF FLOODING IS
OBSERVED. DO NOT ATTEMPT TO CROSS SWIFTLY FLOWING WATER BY FOOT OR BY
AUTO...YOU MAY BE SWEPT AWAY BY THE STRONG CURRENT. 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.

LAT...LON 3596 9510 3572 9508 3574 9485 3613 9484

$$

000 
WGUS74 KTSA 140034
FFSTUL
OKC021-140200-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
730 PM CDT THU MAY 13 2004

...FLASH FLOOD WARNING CONTINUES FOR CHEROKEE COUNTY UNTIL 900 PM
   CDT...

AT 727 PM CDT...RADAR INDICATED RAINFALL WAS DIMINISHING OVER THE 
WARNED AREA.  

RADAR INDICATES THAT 2 TO 4 INCHES OF RAIN HAS FALLEN OVER PORTIONS 
OF CHEROKEE COUNTY.  HOWEVER...RAINFALL AMOUNTS OVER THE LAST HOUR 
HAVE BEEN LESS THAN ONE QUARTER INCH.  NO ADDITIONAL FLOODING RAINS 
ARE EXPECTED...BUT THE WARNING WILL REMAIN IN EFFECT TO ALLOW TIME 
FOR ANY HIGH WATER TO RECEDE.  

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 AUTOMOBILES AND PICKUPS. 


LAT...LON 3614 9494 3600 9525 3569 9509 3571 9483

$$

000 
WGUS74 KTSA 140157
FFSTUL
OKC021-140215-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
856 PM CDT THU MAY 13 2004

...FLASH FLOOD WARNING FOR CHEROKEE COUNTY WILL BE ALLOWED TO EXPIRE 
AT 900 PM CDT...

LIGHT RAIN WILL CONTINUE OVER CHEROKEE COUNTY FOR THE NEXT HOUR OR 
SO...BUT THE THREAT OF ADDITIONAL FLASH FLOODING HAS ENDED.

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
May 13, 11:14 AM CDT	Severe Thunderstorm Warning	TSA	Nowata, Rogers	61 min
May 13, 12:25 PM CDT	Severe Thunderstorm Warning	TSA	Craig, Mayes, Rogers	65 min
May 13, 12:46 PM CDT	Severe Thunderstorm Warning	TSA	Wagoner	59 min
May 13, 1:50 PM CDT	Severe Thunderstorm Warning	TSA	Cherokee, Muskogee, Wagoner	40 min
May 13, 1:51 PM CDT	Severe Thunderstorm Warning	TSA	Creek	39 min
May 13, 2:08 PM CDT	Severe Thunderstorm Warning	TSA	Delaware	52 min
May 13, 2:43 PM CDT	Severe Thunderstorm Warning	TSA	Tulsa	47 min
May 13, 2:48 PM CDT	Flash Flood Warning	TSA	Delaware	4 hr
May 13, 2:49 PM CDT	Severe Thunderstorm Warning	TSA	Wagoner	41 min
May 13, 3:11 PM CDT	Severe Thunderstorm Warning	TSA	Tulsa	19 min
May 13, 3:16 PM CDT	Flash Flood Warning	TSA	Rogers, Tulsa	4 hr
May 13, 3:22 PM CDT	Severe Thunderstorm Warning	TSA	Tulsa	38 min
May 13, 3:31 PM CDT	Severe Thunderstorm Warning	TSA	Wagoner	44 min
May 13, 3:32 PM CDT	Tornado Warning	TSA	Creek, Tulsa	43 min
May 13, 3:41 PM CDT	Tornado Warning	TSA	Creek, Tulsa	34 min
May 13, 4:01 PM CDT	Flash Flood Warning	TSA	Wagoner	4 hr
May 13, 4:25 PM CDT	Severe Thunderstorm Warning	TSA	Wagoner	50 min
May 13, 4:35 PM CDT	Severe Thunderstorm Warning	TSA	Cherokee, Muskogee	40 min
May 13, 4:42 PM CDT	Severe Thunderstorm Warning	TSA	Sequoyah	48 min
May 13, 5:07 PM CDT	Severe Thunderstorm Warning	TSA	Haskell	53 min
May 13, 6:30 PM CDT	Severe Thunderstorm Warning	TSA	LeFlore	45 min

Nearby

Flash Flood Warnings in Oklahoma, 2004 Every flash flood warning in 2004

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.