Alert archive / Oklahoma / Flash Flood Warnings in 2004

Flash Flood Warning 39, NWS Tulsa, OK

October 7, 2004Tulsa County, Oklahoma

NWS Tulsa, OK issued this flash flood warning at Oct 7, 2004, 7:04 PM CDT for Tulsa County, Oklahoma. It was in force for 116 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Oct 7, 2004, 7:04 PM CDT (00:04 UTC)
Expired
Oct 7, 2004, 9:00 PM CDT
In force
116 min
Issued by
NWS Tulsa, OK
Area
Counties, with a storm outline in the text

County Tulsa County, OK

The radar

The Tulsa radar (KINX), 33 km from the middle of the area, began a volume at 00:07 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

Lamont, OK (KLMN), launched 00:00Z, 0.1 hours before the alert went out and 149 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, Lamont, OK at 00:00Z on 2004-10-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 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, Lamont, OK at 00:00Z on 2004-10-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 118 square meters per square second.19395878Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1248 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
118 m²/s²
0-3 km storm-relative helicity
69 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WGUS54 KTSA 080004
FFWTUL
OKC143-080200-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TULSA OK
704 PM CDT THU OCT 7 2004

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* FLASH FLOOD WARNING FOR
  TULSA COUNTY IN NORTHEAST OKLAHOMA

* UNTIL 900 PM CDT

* AT 704 PM CDT RADAR INDICATED THUNDERSTORMS WITH VERY HEAVY RAIN
  ALONG A LINE EXTENDING FROM 6 MILES NORTHEAST OF TULSA TO 3 MILES  
  SOUTH OF JENKS...MOVING EAST AT 15 MPH.  RADAR INDICATES THAT 2 TO 
  3 INCHES OF RAIN HAS ALREADY FALLEN OVER THE WARNED AREA. ANOTHER  
  1 TO 2 INCHES WILL BE POSSIBLE THROUGH 900 PM CDT.

* SOME LOCATIONS THAT WILL CONTINUE TO BE AFFECTED BY THE HEAVY RAIN
  INCLUDE TULSA AND JENKS.

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 3622 9601 3601 9602 3604 9580 3625 9579

$$
1 follow-up statement
000 
WGUS74 KTSA 080114
FFSTUL
OKC037-143-080200-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
808 PM CDT THU OCT 7 2004

...FLASH FLOOD WARNING CONTINUES FOR TULSA AND EASTERN CREEK         
   COUNTIES UNTIL 900 PM CDT...

AT 808 PM CDT...RADAR CONTINUED TO SHOW SHOWERS WITH A FEW EMBEDDED 
THUNDERSTORMS ALONG A LINE EXTENDING FROM 11 MILES EAST OF TULSA TO 
NEAR SAPULPA...MOVING NORTHEAST AT 20 MPH.  

RADAR INDICATES THAT 4 TO 5 INCHES OF RAIN HAS ALREADY FALLEN OVER 
EASTERN CREEK COUNTY AND CENTRAL TULSA COUNTY.  THE SHOWER AND 
THUNDERSTORM  ACTIVITY HAS BEGUN TO WEAKEN AND IS EXPECTED TO SHIFT 
EAST OF THE WARNED AREA 900 PM CDT.  THERE HAVE BEEN NUMEROUS 
REPORTS OF STREET FLOODING IN THE CITIES OF SAPULPA AND 
TULSA...INCLUDING SEVERAL ROAD CLOSURES.  

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.

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 3607 9575 3594 9625 3608 9618 3624 9577

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 7, 7:24 PM CDTFlash Flood WarningTSACreek96 min
Oct 7, 7:39 PM CDTSevere Thunderstorm WarningTSARogers51 min

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.