Alert archive / Oklahoma / Flash Flood Warnings in 2004

Flash Flood Warning 6, NWS Tulsa, OK

April 22, 2004LeFlore County, Oklahoma

NWS Tulsa, OK issued this flash flood warning at Apr 22, 2004, 1:16 AM CDT for LeFlore 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
Apr 22, 2004, 1:16 AM CDT (06:16 UTC)
Expired
Apr 22, 2004, 5:15 AM CDT
In force
4 hr
Issued by
NWS Tulsa, OK
Area
Counties, with a storm outline in the text

County LeFlore County, OK

The radar

The Western Arkansas radar (KSRX), 26 km from the middle of the area, began a volume at 06:19 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, 6.3 hours before the alert went out and 200 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 00:00Z on 2004-04-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 91 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 00:00Z on 2004-04-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 53 square meters per square second.1939587897Sfc1 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
91 J/kg
Mixed-layer CIN
-91 J/kg
Mixed-layer LCL
1996 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
53 m²/s²
0-3 km storm-relative helicity
152 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 220615
FFWTUL
OKC079-221015-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TULSA OK
116 AM CDT THU APR 22 2004

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* FLASH FLOOD WARNING FOR
  NORTHERN LE FLORE COUNTY IN SOUTHEAST OKLAHOMA

* UNTIL 515 AM CDT

* A SERIES OF OF THUDERSTORMS WILL MOVE ACROSS NORTHERN LE FLORE 
  COUNTY THROUGH 3AM.  RAINFALL OF 2 TO 3 INCHES IS LIKELY.  

* SOME LOCATIONS THAT WILL CONTINUE TO BE AFFECTED BY THE HEAVY
  RAIN INCLUDE PANAMA...BOKOSHE...SPIRO AND POCOLA.

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 3534 9478 3514 9492 3514 9464 3513 9445
          3521 9445 3534 9443

$$
3 follow-up statements
000 
WGUS74 KTSA 220656
FFSTUL
OKC079-221015-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
153 AM CDT THU APR 22 2004

...FLASH FLOOD WARNING CONTINUES FOR LE FLORE COUNTY UNTIL 515 AM
   CDT...

THUNDERSTORMS WITH HEAVY RAIN WILL CONTINUE TO MOVE ACROSS NORTHERN 
LE FLORE COUNTY THROUGH 4AM.  RAIN TOTALS NEAR 3 INCHES AT SOME 
LOCATIONS WILL BE POSSIBLE.

FLASH FLOODING WAS REPORTED NEAR SPIRO.  HIGHWAY 9 WAS FLOODED BY A 
FOOT OF WATER NEAR SPIRO.  

THIS IS A DANGEROUS FLOOD SITUATION.  

SOME LOCATIONS THAT WILL CONTINUE TO BE AFFECTED BY THE HEAVY RAIN 
INCLUDE POTEAU...SHADY POINT...CAMERON...PANAMA...BOKOSHE...ROCK 
ISLAND...SPIRO...POCOLA...SCULLYVILLE...BRADEN...COWLINGTON AND 
ARKOMA.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLASH FLOODS. IT IS VERY DIFFICULT AT NIGHT TO TELL HOW
MUCH WATER IS ON THE ROADS. IT ONLY TAKES TWO FEET OF RUSHING WATER
TO CARRY AWAY MOST SPORT UTILITY VEHICLES AND PICKUPS. MOTORISTS
SHOULD NOT DRIVE THROUGH WATER OF UNKNOWN DEPTH. TAKE A DIFFERENT
ROUTE TO REACH YOUR DESTINATION OR WAIT UNTIL THE WATER RECEDES.

LAT...LON 3534 9479 3500 9490 3500 9447 3535 9442

$$
000 
WGUS74 KTSA 220923
FFSTUL
OKC079-221015-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
420 AM CDT THU APR 22 2004

...FLASH FLOOD WARNING CONTINUES FOR LE FLORE COUNTY UNTIL 515 AM
   CDT...

AT 417 AM CDT...RADAR CONTINUED TO SHOW THUNDERSTORMS WITH MODERATE 
TO LOCALLY HEAVY RAIN ALONG A LINE EXTENDING FROM 8 MILES NORTHWEST 
OF COWLINGTON TO 7 MILES SOUTHWEST OF MILTON...MOVING SOUTHEAST AT 
30 MPH.  THIS AREA OF THUNDERSTORMS IS EXPECTED TO PRODUCE AN 
ADDITIONAL ONE HALF TO ONE INCH OF RAIN AS IT MOVES ACROSS NORTHERN 
LE FLORE COUNTY THROUGH 515 AM.  

ONE TO FOUR INCHES OF RAIN HAS ALREADY FALLEN OVER PORTIONS OF 
NORTHERN LE FLORE COUNTIES DURING THE NIGHT.  ANY ADDITIONAL RAIN 
WILL HAVE THE POTENTIAL TO PRODUCE ADDITIONAL FLASH FLOODING 
PROBLEMS. 

SOME LOCATIONS THAT WILL CONTINUE TO BE AFFECTED BY THE RAIN INCLUDE 
POTEAU...HEAVENER...PANAMA...BOKOSHE...SPIRO...AND POCOLA. 

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR IS 
OCCURRING. 

LAT...LON 3533 9482 3500 9492 3483 9446 3530 9445

$$
000 
WGUS74 KTSA 221003
FFSTUL
OKC079-221015-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
500 AM CDT THU APR 22 2004

...FLASH FLOOD WARNING FOR LE FLORE COUNTY EXPIRES AT 515 AM...

AT 457 AM CDT...RADAR CONTINUED TO SHOW SHOWERS AND THUNDERSTORMS 
WITH MODERATE RAIN ALONG A LINE EXTENDING FROM CAMERON TO HEAVENER 
TO 9 MILES SOUTH OF SUMMERFIELD...MOVING EAST AT 35 MPH.

RADAR INDICATES THAT RAINFALL RATES FROM THIS AREA OF PRECIPITATION 
IS LESS THAN ONE INCH PER HOUR...WHICH SHOULD NOT RESULT IN 
SUFFICIENT RUNNOFF TO PRODUCE ANY ADDITIONAL FLOODING.  SINCE NO 
FLOODING HAS BEEN REPORTED IN THE LAST TWO HOURS...THE WARNING WILL 
BE ALLOWED TO EXPIRE. 

LAT...LON 3533 9478 3518 9489 3481 9505 3472 9446
          3509 9443 3532 9445

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 21, 7:09 PM CDTSevere Thunderstorm WarningTSACherokee81 min
Apr 21, 7:13 PM CDTSevere Thunderstorm WarningTSACreek47 min
Apr 21, 7:27 PM CDTSevere Thunderstorm WarningTSATulsa63 min
Apr 21, 8:23 PM CDTFlash Flood WarningTSACherokee4 hr
Apr 21, 9:08 PM CDTSevere Thunderstorm WarningTSACherokee37 min
Apr 21, 9:14 PM CDTSevere Thunderstorm WarningTSAOkfuskee61 min
Apr 21, 9:25 PM CDTSevere Thunderstorm WarningTSAPittsburg65 min
Apr 21, 9:58 PM CDTSevere Thunderstorm WarningTSAMcIntosh, Okfuskee, Okmulgee62 min
Apr 21, 10:02 PM CDTSevere Thunderstorm WarningTSAAdair43 min
Apr 21, 10:08 PM CDTSevere Thunderstorm WarningTSAHaskell67 min
Apr 21, 10:40 PM CDTSevere Thunderstorm WarningTSASequoyah65 min
Apr 21, 10:44 PM CDTSevere Thunderstorm WarningTSALeFlore, Okfuskee61 min
Apr 21, 10:53 PM CDTSevere Thunderstorm WarningTSAMcIntosh52 min
Apr 21, 11:01 PM CDTTornado WarningTSAMcIntosh59 min
Apr 21, 11:16 PM CDTSevere Thunderstorm WarningTSAOkmulgee59 min
Apr 21, 11:24 PM CDTTornado WarningTSAHaskell, Pittsburg66 min
Apr 21, 11:41 PM CDTSevere Thunderstorm WarningTSAMuskogee49 min
Apr 21, 11:49 PM CDTSevere Thunderstorm WarningTSAOsage, Pawnee71 min
Apr 21, 11:56 PM CDTTornado WarningTSAMcIntosh64 min
Apr 22, 12:03 AM CDTTornado WarningTSAHaskell42 min
Apr 22, 12:28 AM CDTTornado WarningTSALeFlore47 min
Apr 22, 12:29 AM CDTTornado WarningTSAHaskell, Muskogee76 min
Apr 22, 12:43 AM CDTSevere Thunderstorm WarningTSACreek62 min
Apr 22, 1:00 AM CDTSevere Thunderstorm WarningTSAOsage, Tulsa, Washington60 min
Apr 22, 1:23 AM CDTSevere Thunderstorm WarningTSALeFlore67 min
Apr 22, 1:34 AM CDTSevere Thunderstorm WarningTSALeFlore56 min
Apr 22, 1:38 AM CDTSevere Thunderstorm WarningTSAOkfuskee, Okmulgee52 min
Apr 22, 1:49 AM CDTSevere Thunderstorm WarningTSANowata, Rogers, Wagoner41 min
Apr 22, 2:10 AM CDTSevere Thunderstorm WarningTSAMayes35 min
Apr 22, 2:39 AM CDTSevere Thunderstorm WarningTSAMcIntosh51 min
Apr 22, 3:21 AM CDTSevere Thunderstorm WarningTSAMuskogee24 min
Apr 22, 3:29 PM CDTSevere Thunderstorm WarningTSATulsa, Wagoner76 min
Apr 22, 3:50 PM CDTSevere Thunderstorm WarningTSARogers70 min
Apr 22, 3:53 PM CDTTornado WarningTSAWagoner37 min
Apr 22, 3:56 PM CDTTornado WarningTSARogers64 min
Apr 22, 4:20 PM CDTTornado WarningTSATulsa55 min
Apr 22, 4:27 PM CDTTornado WarningTSAMayes63 min
Apr 22, 4:34 PM CDTSevere Thunderstorm WarningTSAOkfuskee56 min
Apr 22, 4:36 PM CDTSevere Thunderstorm WarningTSAOkmulgee24 min
Apr 22, 4:42 PM CDTTornado WarningTSAWagoner63 min
Apr 22, 5:03 PM CDTTornado WarningTSACherokee, Delaware72 min
Apr 22, 5:11 PM CDTTornado WarningTSAOkmulgee, Tulsa34 min
Apr 22, 5:25 PM CDTSevere Thunderstorm WarningTSAOkfuskee, Okmulgee80 min
Apr 22, 5:26 PM CDTTornado WarningTSAMayes34 min
Apr 22, 5:30 PM CDTTornado WarningTSAMuskogee60 min
Apr 22, 5:40 PM CDTTornado WarningTSAWagoner65 min
Apr 22, 5:45 PM CDTTornado WarningTSAOkmulgee60 min
Apr 22, 5:48 PM CDTTornado WarningTSAAdair57 min
Apr 22, 5:54 PM CDTSevere Thunderstorm WarningTSAOkfuskee51 min
Apr 22, 6:05 PM CDTSevere Thunderstorm WarningTSACraig55 min
Apr 22, 6:26 PM CDTTornado WarningTSAMuskogee64 min
Apr 22, 6:31 PM CDTSevere Thunderstorm WarningTSACherokee59 min
Apr 22, 6:36 PM CDTTornado WarningTSACherokee54 min
Apr 22, 6:41 PM CDTSevere Thunderstorm WarningTSAWagoner64 min
Apr 22, 6:41 PM CDTSevere Thunderstorm WarningTSAOkmulgee79 min
Apr 22, 6:45 PM CDTTornado WarningTSAAdair60 min
Apr 22, 6:51 PM CDTTornado WarningTSACraig, Ottawa54 min
Apr 22, 6:55 PM CDTSevere Thunderstorm WarningTSAMcIntosh95 min
Apr 22, 6:56 PM CDTFlash Flood WarningTSAAdair, Cherokee, Muskogee, Okmulgee, Wagoner4 hr

Nearby

Flash Flood Warnings in Oklahoma, 2004Every 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.